Magnetic Sensors
- $219.00SKU: HSS-L2C-101-A
Magnasphere HSS-L2C-101-A ANSI Cut-Out Recessed Single Alarm Contact with Tamper Circuit, Closed Loop
- Only concealed contact to meet UL 634 Level 2 High Security Standard
- Incorporates patented removal (pry) tamper circuit
- Installs in one inch diameter hole or standard ANSI door cut out
- ANSI model a retrofit / upgrade to old 2757 / 67 BMS contacts American made, built with Magnasphere® switch technology
- Resists permanent contact welding (power surges, stun guns, lightning
$219.00Low Price Guarantee - $201.96SKU: MSS-26CL-RS1P1-B
Magnasphere MSS-26CL-RS1P1-B 1" Recessed Closed Loop Magnetic Door Contact, Brown, 10 Pack
- Made with Magnasphere® Switch Technology
- Won't break
- Resistant to contact welding
- Resistant to outside defeat
- Universal mounting
$201.96Low Price Guarantee - $198.00SKU: HSS-L2C-111
Magnasphere HSS-L2C-111 1" Diameter Recessed, Dual Alarm Contacts Both Closed Loop with Closed Loop Tamper Circuit
- Only concealed contact to meet UL 634 Level 2 High Security Standard
- Incorporates patented removal (pry) tamper circuit
- Installs in one inch diameter hole or standard ANSI door cut out
- ANSI model a retrofit / upgrade to old 2757 / 67 BMS contacts American made, built with MAGNASPHERE® switch technology
- Resists permanent contact welding (power surges, stun guns, lightning
$198.00Low Price Guarantee - $196.32SKU: MS20RS-T-W
GRI MS20RS-T-W Miniature 3/8″ Recessed Switch Set with Magnasphere Technology MS20RS-12 / MS20RS-T, 3/8″ Gap Closed Loop, White
- Higher level of security
- Spherical magnetism
- Resistant to magnetic tamper and defeat
- Hermetically sealed
- Round or oval screw down flange
$196.32Low Price Guarantee - $189.84SKU: 199-12WG-BL
GRI 199-12WG-BL Steel Door Recessed Switch Set, 3/4" Gap DPDT, Black
- 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
$189.84Low Price Guarantee - $187.00SKU: HS-OHD-121
Magnasphere HS-OHD-121 HS-L1.5-121 Mounted to HS-1271 OHD Rail Mount Bracket
- HS-L1.5-121 (2 contacts - 1 N.O., 1 N.C. (no resistors) with pry tamper closed loop)
- Mounted to HS-1271 OHD rail mount bracket
$187.00Low Price Guarantee - $187.00SKU: HSS-L2C-101
Magnasphere HSS-L2C-101 Single Alarm Contact with Tamper Circuit, Closed Loop, 1" Diameter Recessed
- Only concealed contact to meet UL 634 Level 2 High Security Standard
- Incorporates patented removal (pry) tamper circuit
- Installs in one inch diameter hole or standard ANSI door cut out
- ANSI model a retrofit / upgrade to old 2757 / 67 BMS contacts American made, built with Magnasphere® switch technology
- Resists permanent contact welding (power surges, stun guns, lightning
$187.00Low Price Guarantee - $178.08SKU: 20RS-480-W
GRI 20RS-480-W Miniature Recessed Switch Set, 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
$178.08Low Price Guarantee - $173.00SKU: MSS-20CL-B
Magnasphere MSS-20CL-B 3/4" Recessed / Concealed Contact Closed Loop with 12" Leads, Brown, 10 Pack
- Made with Magnasphere Switch Technology
- Won't break
- Resistant to contact welding
- Resistant to outside defeat
- Universal mounting
$173.00Low Price Guarantee









