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Sensors

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  1. $92.46
    SKU: MS4702A-120

    GRI MS4702A-120 Special Pull Apart Magnasphere, Closed Loop

    • Higher level of security
    • Spherical magnetism
    • Resistant to magnetic tamper and defeat
    • Hermetically sealed
    • Heavy duty for improved durability
    $92.46
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  2. $92.40
    SKU: CX-702

    Optex CX-702 Wired Indoor Passive Infrared Detector with Dual Lens

    • Multi-Focus Optics (Patent Listed)
    • Double Conductive Shielding (Patent Listed)
    • Completely Sealed Optics with Dual Structure
    • Dual Purpose Lens
    • Temperature Compensation Circuit
    $92.40
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  3. $92.28
    SKU: 185-12WG-W

    GRI 185-12WG-W Steel Door Recessed Switch Set, 3/4" Gap Open Loop, White

    • Recessed magnetic contact
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    • Built in E.O.L. Resistors and Diodes upon request
    • Supervisory Loops upon request
    $92.28
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  4. $92.07
    SKU: MSS-19CL-B

    Magnasphere MSS-19CL-B 3/4" Recessed / Concealed Contact Open Loop, Brown, 10 Pack

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    $92.07
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  5. $91.72
    SKU: DA-5

    Visonic DA-5 DA-5 Request-To-Exit Pir Detector, 12/24V AC/DC, 1-60 Sec Timer, Form C

    • 3 detection zones with 7 beams per zone
    • 1C / 2 Amp output relay
    • User-adjustable relay activation time (1-60 seconds)
    • Over-the-door wall mounting or ceiling mounting options
    • 12 / 24 Volt AC/DC power supply
    $91.72
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  6. $91.50
    SKU: NX-668

    GE Security Interlogix NX-668 Crystal Shock Sensor, Brown

    • Detects vibrations made by an intruder attempting to break a window or door
    • Tamper-notification features
    • Determines when doors or windows are opened
    • Easy to install and operate
    • Battery operated
    $91.50
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  7. $90.85
    SKU: DUET-AM-C-O

    Visonic DUET-AM-C-O Dual Technology, Anti-Masking, Form C Relay Detector, ETL

    • High-sensitivity coverage up to 20m x 20m / 67ft x 67ft with wall creep zone
    • Unique tamper protection mechanism
    • Programmable 1,2 event counter for maximum immunity to false alarms
    • Easy-to-use 3-position vertical adjustment
    • 9-16 VDC power supply
    $90.85
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  8. $90.82
    SKU: ISC-SK10

    Radionix by Bosch ISC-SK10 Shock Sensor

    • Intelligent 3-axis vibration detection
    • Self-learning mode
    • Dual-color LED indicator
    • Adjustable sensitivity
    • Slim design for easy installation
    $90.82
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  9. $90.53
    SKU: 2GIG-CO8-345

    Linear 2GIG-CO8-345 2GIG Wireless Carbon Monoxide Alarm

    • Built-in 85 decibel sounder
    • 3v battery powered
    • Tamper protected case
    • Full monitoring of alarm, low battery, and tamper conditions
    • End-of-life detector
    $90.53
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  10. $90.00
    SKU: CM-E1

    Macurco CM-E1 CO Detector 9-32VDC, 2 Relays, Buzzer, Ul

    • Listed to UL standard 2075 for the Standard For Safety for Gas and Vapor Detector and Sensors
    • Tested to UL 2075 using UL 2034 Sensitivity limits for carbon monoxide gas
    • California State Fire Marshal Listed
    • Surface mounts to a wall using the supplied enclosure rear housing
    • Flush mounts in a 2 x 4 (1-1/2 inch deep minimum) single gang switch, or handy electrical box
    $90.00
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  11. $90.00
    SKU: F220-135

    Bosch F220-135 Electronic Rate-of-Rise/Fixed Temperature Heat Detector

    • Two-wire or four-wire bases
    • 50 ft (15.2 m) maximum spacing between detectors
    • Visible identification of model: F220-135 = no ring
    • Tamper detection
    • Dual color LED
    $90.00
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  12. $89.84
    SKU: MSS-26CL-B

    Magnasphere MSS-26CL-B 1" Recessed/Concealed Contact Closed Loop with Leads, Brown, 10 Pack

    • Made with Magnasphere® Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    $89.84
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  13. $89.16
    SKU: 10287-W

    GRI 10287-W Switch Set, 184-12-W with (2) 1K Resistor

    • Switch Set
    • 184-12-W with (2) 1K Resistor
    $89.16
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  14. $89.05
    SKU: E-960-D90GQ

    Seco-Larm E-960-D90GQ Twin Photobeam Detector

    • Twin beams minimize false alarms from falling leaves, birds, etc
    • Lensed optics reinforces beam strength and provides excellent immunity to false alarms due to rain, snow, mist, etc
    • Weatherproof, sunlight-filtering case
    • Non-polarized power inputs
    • Anti-frost system
    $89.05
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  15. $88.95
    SKU: TD-20U

    Optex TD-20U Long Range In/Outdoor Transmitter

    • Compatiable with RC-20U(Chime Box W/Relay), TR-20U(Repeater) and any receiver of Wirless 1000 series
    • 50ft. Long range & 17ft. fan pattern selectable
    • Can be installed on the wall, celling and desktop
    • Weatherproof structure(IP54) for indoor and outdoor applications
    • Over 8 million codes possible, eliminates interference from neighbors
    $88.95
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  16. $87.75
    SKU: MX775I

    Bosch MX775I Multiplex PIR Intrusion Detector

    • Interchangeable, pointable mirrors
    • Selectable sensitivity
    • Built-in tamper switch
    $87.75
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  17. $86.47
    SKU: 2GIG-DW30-345

    Linear 2GIG-DW30-345 Outdoor Wireless Contact Sensor

    • Sensor enables a wide gap (2 inch) enabling sensing for applications from yard gates, and swimming pool access to detached garages
    • Designed for extreme weather conditions (IP56) (-40° to 150° F)
    • Sends a notification to the alarm panel when a door, gate or window is opened or closed
    • Can be painted to match its mounting surface
    $86.47
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  18. $86.13
    SKU: MSS-19CL-G

    Magnasphere MSS-19CL-G 3/4" Recessed / Concealed Contact Open Loop, Gray, 10 Pack

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    $86.13
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  19. $85.50
    SKU: 6021

    ELK 6021 Wireless Mini Window Sensor, Two-Way for M1XRFTW Transceiver

    • Compatible with ELK-M1XRFTW two-way wireless transceiver
    • One built-in reed switch
    $85.50
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  20. $85.50
    SKU: MSS-25CL-W

    Magnasphere MSS-25CL-W 1" Recessed/Concealed Contact Open Loop with Leads, White, 10 Pack

    • Made with Magnasphere® Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    $85.50
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  21. $85.36
    SKU: FLX-A-DAM

    Optex FLX-A-DAM FlipX Advanced Indoor Dual-Tech Model with Anti-Masking for High-Risk Applications

    • Advanced dual-tech PIR & Microwave model for high-security applications
    • Double Protection Anti-Masking
    • Super High PIR Sensitivity for elevated performance
    • Down Zone Switch
    $85.36
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  22. $85.25
    SKU: RFPR-C12-A

    Bosch RFPR-C12-A PIR Curtain Motion Detector

    • PIR C with 12 m x 1.5 m (40 ft x 5 ft) coverage pattern
    • Flexible Mounting Height
    • Pet Immunity up to 13kg (30 lbs)
    • Operational up to 5 years with one user replaceable CR123A battery
    • Supervised for low-battery, cover-tamper, and removal from mounting surface tamper conditions
    $85.25
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  23. $84.99
    SKU: T5001SF

    Google Nest T5001SF Temperature Sensor, 3 Pack

    • Requires an installed 3rd generation Nest Learning Thermostat or Nest Thermostat E
    • Senses and communicates temperature to compatible Nest thermostats
    • Offers flexible placement on a wall or shelf
    • You can place temperature sensors in different rooms, and choose which room to prioritize
    • Up to 6 Nest Temperature Sensors supported per connected thermostat, and up to 18 Nest Temperature Sensors supported per home
    $84.99
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  24. $84.96
    SKU: 908-USP

    United Security Products 908 Sealed Pressure Mat - 14" X 24"

    • R. F. Thermo Sealed
    • Molded Waterproof Construction
    • High Traffic Area Design
    • Indoor/Outdoor Applications
    • Six Standard Sizes
    $84.96
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  25. $84.96
    SKU: 180-120-G

    GRI 180-120-G Steel Door Recessed Switch Set, 1/2" Gap Closed Loop, Gray

    • Recessed magnetic contact
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    • Built in E.O.L. Resistors and Diodes upon request
    • Supervisory Loops upon request
    $84.96
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  26. $84.08
    SKU: 584509-W

    GE Security Interlogix 584509-W ShatterPro Wireless Glassbreak Sensor, 9V, Transmitter Not Included

    • 20-ft. (6 m) radius range and 360° coverage pattern protects an entire room with one sensor
    • Factory-set sensitivity for safer installation
    • Test sensor operation with a hand clap
    • Includes mounting bracket
    • Recognizes the actual pattern of breaking glass across the full audio band
    $84.08
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  27. $83.50
    SKU: P-2-22

    United Security Products P-2-22 Bed Edge or Bed Rail Sensor Strip 2"x30"

    • 2" Wide Sensor Strip
    • Mount on Beds, Chairs, Floor and toilet
    • Provide "Press for Emergency" in Bathrooms
    $83.50
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  28. $83.36
    SKU: MC-302VPG2

    Visonic MC-302VPG2 PowerG Wireless Slim Door/Window Magnetic Contact

    • Ideal for protecting doors, windows and other openings
    • Very small and virtually unnoticeable when installed - Fits any window/door type and décor
    • Highly reliable - PowerG two-way Frequency Hopping Spread Spectrum FHSS-TDMA technology
    • Prolonged battery life for up to 5 years (with typical use), with coin-size battery
    • Available with white casing
    $83.36
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  29. $83.00
    SKU: E-960-D90Q

    Seco-Larm E-960-D90Q Twin Photobeam Detectors

    • NC/NO alarm output
    • N.C. tamper circuit included
    • Non-polarized power inputs
    • Quick, easy installation with built-in laser beam alignment system
    • Interruption time adjustable for nearly all situations
    $83.00
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  30. $82.80
    SKU: 319PB1

    ELK 319PB1 319.5MHz Wireless Heavy Duty 1 Button Panic

    • Can be used for a police, medical, or auxiliary panic alarm activation
    • Includes belt clip, lanyard clip and wall mount bracket
    $82.80
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  31. $82.75
    SKU: MSS-106S-G

    Magnasphere MSS-106S-G Overhead Door Contact Closed Loop, Rail Mount, Grey

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • OHD side rail mounting
    $82.75
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  32. $82.75
    SKU: MSS-105S-G

    Magnasphere MSS-105S-G Overhead Door Contact Open Loop, Rail Mount, Grey

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • OHD side rail mounting
    $82.75
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  33. $82.67
    SKU: 2GIG-IMAGE3

    Linear 2GIG-IMAGE3 Image Sensor 3 for GC3 Only

    • Higher resolution color images
    • Greater night vision quality
    • ETL certified for UL 639
    • Wireless connectivity for easy installation
    • Resolution: 320×240 (QVGA)
    $82.67
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  34. $82.50
    SKU: SD-9463-KSVQ

    Seco-Larm SD-9463-KSVQ Outdoor Double-Gang Wave-to-Open Sensor with Manual Override

    • Clean and simple no-touch operation reduces the risk of cross-contamination
    • Adjustable sensor range up to 7" (18cm)
    • Weatherproof (IP65) for outdoor use
    • 1.2A Relay, adjustable duration 0.8~30 seconds or toggle
    • Manual override button functions during a power failure
    $82.50
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  35. $82.50
    SKU: CLIP-1

    Visonic CLIP-1 Micro PIR, Wide Angle, 30'

    • Inconspicuous high-performance PIR
    • Miniature size 7 x 2.8 x 2.5cm (2.75 x 1.25 x 1 in)
    • Attractive design
    • Exceptionally high reliability and false alarm immunity
    • Alternate polarity pulse counter
    $82.50
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  36. $82.41
    SKU: W-HTS

    United Security Products W-HTS Wireless Temperature Sensor High

    • Wireless Temperature Sensor High Detects temperatures +120F and sends a signal to either your OB-4 Outback Security System
    • 10 Channel Verifier, Wireless Annunciators, USP Receivers and/or USP Dialers
    $82.41
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  37. $82.32
    SKU: DS160

    Radionix by Bosch DS160 Request To Exit PIR Sensor with Sounder - Gray

    • Door monitor with sounder alert
    • Sequential Logic Input (SLI)
    • Internal vertical pointability
    • Wrap-around coverage pattern with precise pattern control
    • Up to 64 second adjustable latch time
    $82.32
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  38. $82.32
    SKU: DS161

    Radionix by Bosch DS161 Request To Exit PIR Sensor with Sounder - Black

    • Door monitor with sounder alert
    • Sequential Logic Input (SLI)
    • Internal vertical pointability
    • Wrap-around coverage pattern with precise pattern control
    • Up to 64 second adjustable latch time
    $82.32
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  39. $82.00
    SKU: AP2-20N

    Optex AP2-20N Indoor Curtain PIR Detector, 20ft Detection Range

    • Fresnel lens design
    • Modern and compact
    • Patented Double Conductive Shielding Technology
    • Wall / ceiling mounting
    • 20ft detection range, 8ft to 12ft mounting height
    $82.00
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  40. $81.80
    SKU: 10306LA

    Alpha 10306LA 3 Pin Door Contact Switch Unit

    • Non-returnable or refundable
    $81.80
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  41. $81.75
    SKU: DS150ITP160

    Radionix by Bosch DS150ITP160 Request To Exit PIR Detector With TP160 Plate

    • Single or double door use
    • Wall or ceiling mountable
    • Internal vertical pointability
    • Wrap-around coverage pattern
    • Selectable relay trigger mode
    $81.75
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  42. $81.55
    SKU: 6022

    ELK 6022 Wireless Universal 3-Zone Door/Window Sensor Sensor

    • Compatible with ELK-M1XRFTW two-way wireless transceiver
    • Zones: Built-in reed, IN1, and IN3 (closed circuit terminals)
    • Front and back tamper option
    $81.55
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  43. $81.41
    SKU: R4222

    Linear R4222 Safety Photo Beams 12V, Non-Contact System

    • Pulsed infrared dual beams
    • More reliable than retro reflective photo beam systems
    • Constructed of black PC resin
    • LEDS for alignment and troubleshooting
    • Universal mounting to any solid surface
    $81.41
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  44. was $82.99 Special Price $81.25
    SKU: E-931-S50RRGQ

    Seco-Larm E-931-S50RRGQ 50ft Reflective Photoelectric Beam Sensor

    • Up to 50ft (15m) range
    • For outdoor gates, garage doors, etc.
    • Weatherproof (IP55) construction for indoor/outdoor use
    • Anti-condensation housing
    • Dual-color LED alignment system
    was $82.99 Special Price $81.25
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  45. $80.50
    SKU: DS151I

    Radionix by Bosch DS151I Request To Exit PIR Detector - Black

    • Single or double door use
    • Wall or ceiling mountable
    • Internal vertical pointability
    • Wrap-around coverage pattern
    • Selectable relay trigger mode
    $80.50
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  46. $80.50
    SKU: 6023BR

    ELK 6023BR Wireless Recessed Door Sensor, Brown, Two-Way for M1XRFTW

    • Compatible with ELK-M1XRFTW Two-Way Wireless Transceiver
    • Designed for wood and vinyl doors only
    • Built-in tamper switch
    • Available in white (ELK-6023) and brown (ELK-6023BR)
    $80.50
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  47. $80.50
    SKU: DS150I

    Radionix by Bosch DS150I Request To Exit PIR Detector - Gray

    • Single or double door use
    • Wall or ceiling mountable
    • Internal vertical pointability
    • Wrap-around coverage pattern
    • Selectable relay trigger mode
    $80.50
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  48. $80.50
    SKU: 6023

    ELK 6023 Wireless Recessed Door Sensor, White, Two-Way for M1XRFTW

      • Compatible with ELK-M1XRFTW Two-Way Wireless Transceiver
      • Designed for wood and vinyl doors only
      • Built-in tamper switch
      • Available in white (ELK-6023) and brown (ELK-6023BR)
    $80.50
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  49. was $118.61 Special Price $80.25
    SKU: MSS-63S-W

    Magnasphere MSS-63S-W Surface Mount Contact Open Loop with 12" Leads Universal Mount, White, 10 Pack

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    was $118.61 Special Price $80.25
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  50. $80.23
    SKU: MS4702A-60

    GRI MS4702A-60 Special Pull Apart Magnasphere, Closed Loop

    • Higher level of security
    • Spherical magnetism
    • Resistant to magnetic tamper and defeat
    • Hermetically sealed
    • Heavy duty for improved durability
    $80.23
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  51. was $80.63 Special Price $80.23
    SKU: FW-2-E-HEAD

    Napco FW-2-E-HEAD 2-Wire Conventional Photoelectric Smoke Detector

    • Photoelectric smoke detection using an IR LED, blue LED, and photodiode
    • Enhanced with a blue LED to reduce sensitivity to non-fire particles and increase fire detection accuracy
    • 8.5 to 33VDC
    • Low power consumption in standby mode
    • Activates upon smoke detection
    was $80.63 Special Price $80.23
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  52. $79.96
    SKU: LEDSD

    GRI LEDSD Low Voltage Switching Device

    • 2 Amps switching
    • Light gauge wire uses
    • Designed for appliance control
    • Used in environmental control and lighting systems
    • Controlled with low voltage applications
    $79.96
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  53. $79.92
    SKU: 111-TWG-W

    GRI 111-TWG-W Miniature Surface Mount Switch Set, 1 1/4" Gap Open Loop, White

    • Miniature profile series is perfect for residential and light commercial applications
    • Surface mount magnetic contact
    • Screw down flange or self stick
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    $79.92
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  54. $79.63
    SKU: DXS-54

    Linear DXS-54 Supervised Passive Infrared Motion Detector Transmitter

    • Alarm, supervisory, and low battery transmissions
    • Walk-test mode
    • Fresnel lens with 24 facets
    • Battery saver circuitry
    • 9 volt alkaline battery supplied
    $79.63
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  55. $79.25
    SKU: WNX-40DS

    Optex WNX-40DS 40' x 40' Battery-Powered Wall Mount PIR Detector for DSC 433MHz Wireless Systems

    • Quad Zone Logic
    • Spherical Lens
    • Temperature Compensation
    • Sealed Optics
    • False alarm protection
    $79.25
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  56. was $88.25 Special Price $79.00
    SKU: N205XG-ST

    Nascom N205XG-ST N205 Extra Wide Gap Gate Set

    • No Dead Spot Technology
    • 24" Armored Cable Lead Protection
    • Double N35 NdFeB Rare Earth Magnets
    • 36" 22AWG Wire Leads
    • Listed To UL634 Standard
    was $88.25 Special Price $79.00
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  57. $78.88
    SKU: FM231

    Linear FM231 Wireless Driveway Alarm

    • Instantly alerts you when someone pulls into or out of your driveway
    • The outdoor electromagnetic sensor only detects vehicles; no false alarms due to animals, children, etc.
    • Easy-to-install Electromagnetic Sensor Wand is buried next to your driveway
    • Ideal for home and business
    • Low battery indicator on both the Indoor receiver and transmitter
    $78.88
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  58. $78.50
    SKU: 319HRR

    ELK 319HRR 319.5MHz Wireless Heat Rate-of-Rise and Fixed Temperature Sensor

    • Ideal for garages, kitchens, attics, utility closets, etc.
    • Long range and battery life
    • Transmits alarm, tamper, low battery, and supervisory signals
    • Powered by a single CR123 battery
    $78.50
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  59. $78.50
    SKU: MSS-19C-W

    Magnasphere MSS-19C-W 3/4" Recessed / Concealed Contact with Leads, White, 10 Pack

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    $78.50
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  60. $78.18
    SKU: MCT-550

    Visonic MCT-550 Flood Detector

    • Detects water at ground level
    • Ideal for basements, yachts and holiday houses
    • Easy installation: includes a 3m (10ft) sensor cable for high positioning of the transmitter
    • Fully supervised
    • Over 16 million possible code combinations
    $78.18
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  61. $78.00
    SKU: MSS-210C-GRAY

    Magnasphere MSS-210C-GRAY 3/4" Recessed, 12" Leads on Open Loop Alarm Contact, Gray (Sold In Package of 5)

    • 3/4" recessed, 12" leads on open loop alarm contact
    • Gray (sold in package of 5)
    $78.00
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  62. $78.00
    SKU: MSS-210C-WHITE

    Magnasphere MSS-210C-WHITE 3/4" Recessed, 12" Leads on Open Loop Alarm Contact, White (Sold In Package of 5)

    • 3/4" recessed, 12" leads on open loop alarm contact
    • White (sold in package of 5)
    $78.00
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  63. $78.00
    SKU: MSS-201C-GRAY

    Magnasphere MSS-201C-GRAY 3/4" Recessed, 12" Leads on Closed Loop Alarm Contact, Gray (Sold In Package of 5)

    • 3/4" recessed, 12" leads on closed loop alarm contact
    • Gray (sold in package of 5)
    $78.00
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  64. $78.00
    SKU: MSS-201C-WHITE

    Magnasphere MSS-201C-WHITE 3/4" Recessed, 12" Leads on Closed Loop Alarm Contact, White (Sold In Package of 5)

    • 3/4" recessed, 12" leads on closed loop alarm contact
    • White (sold in package of 5)
    $78.00
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  65. $77.87
    SKU: BO-60-886-95

    Bosch BO-60-886-95 Shock Sensor, White

    • Two internal reed switches
    • Vertical or horizontal mounting
    • Detects when windows or doors open
    • Detects when glass breaks
    • Sends a supervisory report to the receiver every 64 minutes
    $77.87
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  66. $77.40
    SKU: 184-12WG-B

    GRI 184-12WG-B Steel Door Recessed Switch Set, 3/4" Gap Closed Loop, Brown, Pack of 10

    • Recessed magnetic contact
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    • Built in E.O.L. Resistors and Diodes upon request
    • Supervisory Loops upon request
    $77.40
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  67. $77.40
    SKU: 184-12WG-G

    GRI 184-12WG-G Steel Door Recessed Switch Set, 3/4" Gap Closed Loop, Gray

    • Recessed magnetic contact
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    • Built in E.O.L. Resistors and Diodes upon request
    • Supervisory Loops upon request
    $77.40
    Low Price Guarantee
  68. $77.25
    SKU: DISC

    Visonic DISC DISC Ceiling Mount 360 Degree PIR, UL

    • Floor coverage of up to 10.8m (36 ft)
    • Adjustable 1 or 2 alternate polarity pulse counter
    • Exceptionally high reliability and false alarm immunity
    • Easily installed in any ceiling up to 3.6m (12 ft)
    • Durable sleek and elegant design
    $77.25
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  69. $77.05
    SKU: SST00139

    Linear SST00139 Numera DXS-F1 Fall Detector Pendant, 315MHz

    • Cutting-edge Fall Detection Technology: Multi-axis sensor intelligence recognizes the most falls
    • Proactively Sensitive: 3D-sensing capability enables an alert immediately in the case of a fall
    • Full-Time Use is Full-Time Protection: Attractive comfortable design encourages usage at all hours
    • Completely Sealed: Durable, shock and water resistant (IPx7) with long-lasting battery
    • Backward Compatible: DXS-F1 (315 MHz) is compatible with PERS-4200 and PERS-2400
    $77.05
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  70. $77.00
    SKU: MX934I

    Bosch MX934I Multiplex PIR Intrusion Detector

    • Motion Analyzer II processing
    • Unique address switch settings
    • Insect and draft immunity
    • Three sensitivity settings
    $77.00
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  71. $77.00
    SKU: MSS-25C-W

    Magnasphere MSS-25C-W 1" Recessed / Concealed Contact with Leads, Open Loop, White, 10 Pack

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    $77.00
    Low Price Guarantee
  72. $76.72
    SKU: 10645

    GRI 10645 Switch Set, 270-36 with HSR-634 Reed

    • Switch Set
    • 270-36 with HSR-634 Reed
    $76.72
    Low Price Guarantee
  73. $76.31
    SKU: RVS-DA01

    RVS Systems RVS-DA01 Temperature Sensor For Mobilemule Mobile DVR Series

    • 5 Channel Waterproof Mobile DVR with GPS (5500W)
    • 5 Channel Mobile DVR with GPS (5500)
    • 9 Channel Mobile DVR with Built-in GPS (8150)
    • 9 Channel Mobile DVR with GPS Tracking and Live Video Remote Viewing (8180)
    $76.31
    Low Price Guarantee
  74. $76.00
    SKU: FX-360

    Optex FX-360 25-inch Diameter Ceiling Mount

    • Ceiling Mount with Unparalleled 360 degree Detection Performance
    • Originally Designed Hard Spherical Lens
    • RFI Immunity 20V/m
    • Patented Multi-Focus Lens
    • Selectable Pulse Count : 2 or 4
    $76.00
    Low Price Guarantee
  75. $75.92
    SKU: 2WTR-B

    System Sensor 2WTR-B Photoelectric i3 Series Smoke Detector, 2-Wire, Thermal Sensor, Form C Relay

    • 85 dB sounder
    • Form C relay
    • Isolated thermal sensor
    • Plug-in design (base included)
    • In-line terminals
    $75.92
    Low Price Guarantee
  76. $75.75
    SKU: ISC-CDL1-WA12G

    Bosch Commercial Series TriTech+ Motion Detector with Anti-mask, ISC-CDL1-WA12G

    • Active infrared anti-mask - Detects attempts to obscure the detector's field of view
    • TriTech - Passive infrared and microwave Doppler radar detection with First Step Processing for superior catch performance and best-in-class false alarm immunity
    • Microwave Noise Adaptive Processing - Avoids false alarms from repetitive sources
    • Integrated EOL resistors - Reduces installation time and complexity
    • Flexible mounting height, no adjustments - Reduces installation time and false alarms, improves catch performance
    $75.75
    Low Price Guarantee
  77. $75.60
    SKU: 101-TC-B

    GRI 101-TC-B Miniature Surface Mount Switch Set, 1" Gap Open Loop, Brown

    • Miniature profile series is perfect for residential and light commercial applications
    • Surface mount magnetic contact
    • Screw down flange or self stick
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    $75.60
    Low Price Guarantee
  78. $75.50
    SKU: RFDL-ZB-MS

    Bosch RFDL-ZB-MS Wireless Detector, 40ft (12m), Zigbee

    • Passive infrared and microwave Doppler radar detection with First Step Processing for superior catch performance and best-in-class false alarm immunity
    • Pet Friendly “ resists false alarms from animals up to 45 kg (100 lbs)
    • Flexible mounting height, no adjustments “ reduces installation time and false alarms, improves catch performance
    • Self-locking enclosure with bi-axial bubble level for faster installation
    • Up to 3 years battery life with 1 battery or 6 years with optional second battery
    $75.50
    Low Price Guarantee
  79. $75.00
    SKU: WST-402

    GE Security Interlogix WST-402 Wireless Garage Door Tilt Sensor

    • Wireless tilt sensor is 100% compatibility with honeywell wireless 345 Mhz receivers
    $75.00
    Low Price Guarantee
  80. $75.00
    SKU: WNX-40HW

    Optex WNX-40HW 40' x 40' Battery-Powered Wall Mount PIR Detector for Honeywell 5800 Series Wireless Systems

    • Quad Zone Logic
    • Spherical Lens
    • Temperature Compensation
    • Sealed Optics
    • False alarm protection
    $75.00
    Low Price Guarantee
  81. $74.75
    SKU: MSS-321S

    Magnasphere MSS-321S Surface Mount Contact with Armored Cable, 3 Switches, 1 Open Loop, 2 Closed Loop

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Multiple (2 or 3) individual contact outputs
    $74.75
    Low Price Guarantee
  82. $74.75
    SKU: MSS-303S

    Magnasphere MSS-303S Surface Mount Contact with Armored Cable, 3 Switches, 3 Open Loop

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Multiple (2 or 3) individual contact outputs
    $74.75
    Low Price Guarantee
  83. $74.75
    SKU: MSS-312S

    Magnasphere MSS-312S Surface Mount Contact with Armored Cable, 3 Switches, 1 Closed Loop, 2 Open Loop

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Multiple (2 or 3) individual contact outputs
    $74.75
    Low Price Guarantee
  84. $74.65
    SKU: MSS-63S-B

    Magnasphere MSS-63S-B Surface Mount Contact Open Loop with 12" Leads Universal Mount, Brown, 10 Pack

    • Made with Magnasphere Switch Technology
    • Won't break
    • Resistant to contact welding
    • Resistant to outside defeat
    • Universal mounting
    $74.65
    Low Price Guarantee
  85. $74.16
    SKU: 180-12-W-W-10K

    GRI 180-12-W-W-10K Steel Door Recessed Switch Set, 1/2" Gap Closed Loop, White

    • Recessed magnetic contact
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    • Built in E.O.L. Resistors and Diodes upon request
    • Supervisory Loops upon request
    $74.16
    Low Price Guarantee
  86. $74.16
    SKU: 10175-W

    GRI 10175-W Switch Set, 8080-T-W with 10K IN

    • Switch Set
    • 8080-T-W with 10K IN
    $74.16
    Low Price Guarantee
  87. $74.14
    SKU: DX-60

    Optex DX-60 Wired Indoor Integrated Passive Infrared & Microwave Detector

    • Quad zone logic
    • Microwave area shaping technology
    • Spherical lens design
    • Self checking function
    $74.14
    Low Price Guarantee
  88. $74.04
    SKU: 101-T-B

    GRI 101-T-B Miniature Surface Mount Switch Set, 1" Gap Open Loop, Brown

    • Miniature profile series is perfect for residential and light commercial applications
    • Surface mount magnetic contact
    • Screw down flange or self stick
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    $74.04
    Low Price Guarantee
  89. $74.00
    SKU: MK-1750

    Magnasphere MK-1750 MSS-303C-002-WG with channel magnet

    • MSS-303C-002-WG with channel magnet
    $74.00
    Low Price Guarantee
  90. $74.00
    SKU: MK-3002-WH

    Magnasphere MK-3002-WH 1 Inch Recessed with 3 Switches, 3 Closed Loop, White

    • 1" recessed with 3 switches, 3 closed loop (Circuit A = 1kohm series & parallel EOL resistors, Circuit B = 1kohm series EOL resistor and Circuit C = No EOL Resistors)
    • Extended reach magnet and MSS-1605 channel magnet - White
    $74.00
    Low Price Guarantee
  91. $73.44
    SKU: 30RS-12-W

    GRI 30RS-12-W Miniature Recessed Switch Set, 1/2" Gap Open Loop, White

    • Ideal for thin framed doors and windows
    • Recessed magnetic contact
    • Press to fit
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    $73.44
    Low Price Guarantee
  92. $73.44
    SKU: 30RS-12-BL

    GRI 30RS-12-BL Miniature Recessed Switch Set, 1/2" Gap Open Loop, Black

    • Ideal for thin framed doors and windows
    • Recessed magnetic contact
    • Press to fit
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    $73.44
    Low Price Guarantee
  93. $73.32
    SKU: 10345WG-B

    GRI 10345WG-B Switch Set, 100-TCWG-B with 10K

    • Switch Set
    • 100-TCWG-B with 10K
    $73.32
    Low Price Guarantee
  94. $73.25
    SKU: E-936-S45RRGQ

    Seco-Larm E-936-S45RRGQ Up to 45ft Retro-Reflective Photoelectric Beam Sensor

    • Range:45ft (14m)
    • Weatherproof (IP66) construction for indoor/outdoor use
    • Pre-wired 6ft (1.8m) cord
    • Bracket and mounting hardware included for both sensor and reflector
    • Adjustable sensing range
    $73.25
    Low Price Guarantee
  95. $73.14
    SKU: BO-60-688-11-95

    Bosch BO-60-688-11-95 Micro Door & Window Sensor, Brown

    • Small size and inconspicuous low-profile design
    • Replaceable battery
    • Circuit design saves power and extends battery life
    $73.14
    Low Price Guarantee
  96. $72.84
    SKU: ISW-ZDL1-WP11G

    Bosch ISW-ZDL1-WP11G Wireless TriTech Motion Detector

    • ZigBee HA1.2 compliant
    • First Step Processing (FSP), flexible mounting height, supervised microwave, and temperature compensation with no adjustment necessary
    • Draft, insect, and pet and animal immunity
    • Eight detection layers including look down zones
    • Externally visible LED indicates test status
    $72.84
    Low Price Guarantee
  97. $72.46
    SKU: M1ZTS

    ELK M1ZTS Zone Temperature Interface & Sensor

    • Internal Built-in Temperature Probe
    • Measures Temperature From: -50 to +140 F
    • Communicates to M1 Control Over 3 Wires
    • Operates On Any Main Board Zone (1-16)
    • Up to 16 Interfaces Allowed per M1 Control
    $72.46
    Low Price Guarantee
  98. $72.44
    SKU: 60-886-95

    GE Security Interlogix 60-886-95 Crystal Shock Sensor, White

    • Crystal shock sensor
    • Designed to promote high detection of glass breaking within an application
    • Color: White
    • High affordability, and can be installed with ease
    $72.44
    Low Price Guarantee
  99. $72.00
    SKU: 902

    United Security Products 902 Sealed Pressure Mat - 6" X 24"

    • R. F. Thermo Sealed
    • Molded Waterproof Construction
    • High Traffic Area Design
    • Indoor/Outdoor Applications
    • Six Standard Sizes
    $72.00
    Low Price Guarantee
  100. $71.40
    SKU: 8585-T-W

    GRI 8585-T-W Steel Door Recessed Switch Set, 1/2" gap Open Loop, White

    • Recessed magnetic contact
    • 12″ #22AWG leads or screw terminals
    • Longer leads, zip cord or jacketed cable upon request
    • Built in E.O.L. Resistors and Diodes upon request
    • Supervisory Loops upon request
    $71.40
    Low Price Guarantee

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