Data Transmission
Move data reliably between cameras, recorders, and control rooms with our data transmission gear. Extend Ethernet or HDMI runs with extenders, push IP across legacy coax using IP over coax, and keep signals clean with repeaters and hubs. Need protocol conversion? See data converters. For phone and low-voltage runs, head to data & telephone. Build longer, smarter links without sacrificing video quality.
Featured Data Transmission Manufacturers
- was $664.67 Special Price $629.00SKU: RLFDX232M2/48DC
Comnet RLFDX232M2/48DC Substation-Rated RS-232 And TTL Logic Data Link/Repeater, 48VDC
- Full-duplex, half-duplex, or simplex transmission of RS-232, RS-422, RS-485 2/4-wire data, or TTL logic
- Tested and certified to meet or exceed the requirements of IEEE 1613 Class 2 for electrical utility substations
- RS-232 Version: DTE/DCE switching
- LED status indicators confirm operating status
- Rugged galvannealed and powder-coated panel-mount enclosure
was $664.67 Special Price $629.00Low Price Guarantee - was $2,165.00 Special Price $2,099.00SKU: CLLFE4POEC
Comnet CLLFE4POEC Local 4 Channel Ethernet-over-COAX Extender With 30W PSE PoE+
- Transmits individual Ethernet data channels with PoE+ Power Injection or Pass-through PoE+ over Coaxial cable
- Extends Ethernet up to 5,000 feet (1,524 m) at 10 Mbps or 2,000 feet (610 m) at 100 Mbps over Coaxial cable
- Extended temperature operation from -40°C to +75°C
- Extended Pass-through PoE meets the IEEE 802.3at standard for Power over Ethernet
- Full 10/100 Mbps Bandwidth
was $2,165.00 Special Price $2,099.00Low Price Guarantee - was $130.54 Special Price $126.91SKU: DW-POEEX2
Digital Watchdog DW-POEEX2 2-port Gigabit Waterproof PoE Extender Splitter
- Single (1) 90W PD input, two (2) PSE split output
- PoE power supply distance up to 328 feet (100 meters)
- Plug-and-play solution with no configuration
- Data and power carried over the same cable
- No power adapter is required
was $130.54 Special Price $126.91Low Price Guarantee - was $337.22 Special Price $328.00SKU: LAN-520AESP
Keri Systems LAN-520AESP LAN Port (RS-232 to Ethernet converter) - LAN Adapter with Encryption
- Provides flexibility in controller networking
- Use existing Ethernet/LAN where cabling is difficult
- Span long distances while maintaining RS-485 network
- Ability to combine separate, physical sites into a single site for easier programming and management
was $337.22 Special Price $328.00Low Price Guarantee - was $1,643.09 Special Price $1,603.00SKU: RLFDX485S2/HV
Comnet RLFDX485S2/HV Substation-Rated RS-422 And RS-485 2/4 Wire Data Link/Repeater, 88 to 300 VDC / 85 to 264
- Full-duplex, half-duplex, or simplex transmission of RS-232, RS-422, RS-485 2/4-wire data, or TTL logic
- Tested and certified to meet or exceed the requirements of IEEE 1613 Class 2 for electrical utility substations
- RS-232 Version: DTE/DCE switching
- LED status indicators confirm operating status
- Rugged galvannealed and powder-coated panel-mount enclosure
was $1,643.09 Special Price $1,603.00Low Price Guarantee - was $362.20 Special Price $354.00SKU: CNFE1RPT/PD/M
Comnet CNFE1RPT/PD/M 10/100 Mbps Ethernet Repeater With 60 W Pass-Through PoE
- Extends 10/100 Mbps Ethernet and PoE by 328 ft (100 m)
- Extended temperature operation from -40°C to +75°C
- Pass-through PoE meets the IEEE 802.3af/at standards for Power over Ethernet
- Powered by PoE (no local power required)
- Supports PoE++ 60 W pass-through Power over Ethernet
was $362.20 Special Price $354.00Low Price Guarantee - was $362.20 Special Price $354.00SKU: CNFE1RPT/M
Comnet CNFE1RPT/M 100 Meter Etherent Repeater, Small-Size Pass-Through PoE Power
- Extends 10/100 Mbps Ethernet and PoE by 328 ft (100 m)
- Extended temperature operation from -40°C to +75°C
- Pass-through PoE meets the IEEE 802.3af/at standards for Power over Ethernet
- Powered by PoE (no local power required)
- Supports PoE++ 60 W pass-through Power over Ethernet
was $362.20 Special Price $354.00Low Price Guarantee - was $410.00 Special Price $404.00SKU: CLRFE1EOCE/M
Comnet CLRFE1EOCE/M Miniature CopperLine Single Channel Ethernet Over COAX External Power
- Transmits individual Ethernet data with or without Passthrough PoE over Coaxial cable
- Extends Ethernet up to 5,000 feet (1,524 m) at 10 Mbps or 2,000 feet (610 m) at 100 Mbps over Coaxial cable
- Extended temperature operation from -40°C to +75°C
- Extended Pass-through PoE meets the IEEE 802.3at standard for Power over Ethernet
- Full 10/100 Mbps Bandwidth
was $410.00 Special Price $404.00Low Price Guarantee - was $449.00 Special Price $445.00SKU: PACE2KRT
Altronix PACE2KRT Long Range Single Pair (UTP) Ethernet Adapter Kit includes: Pace1KR Receiver and Pace2KT Transceiver
- Wire type: Twisted pair (2-wire, UTP or shielded)
- Distance: 1km (1,000m, 3,280 ft.), 16/2 AWG or higher @ 10Mbps
- Connectivity: RJ45, auto-crossover
- Wire type: 4-pair, CAT5e or higher
- Distance: up to 100m from midspan to Pace1KR receiver (headend), 100m from PaceKT transceiver to device
was $449.00 Special Price $445.00Low Price Guarantee
Data Transmission Frequently Asked Questions
What is data transmission in surveillance systems?
Data transmission in surveillance systems refers to the process of sending video and audio signals from cameras to recording devices or monitors. This can be achieved through various methods, including wired connections like Ethernet and coaxial cables, or wireless technologies. Reliable data transmission is crucial for ensuring high-quality video feeds and maintaining system integrity.
How does Power over Ethernet (PoE) work?
Power over Ethernet (PoE) allows network cables to carry electrical power along with data, eliminating the need for separate power sources for devices like IP cameras. This technology simplifies installation and reduces clutter by using a single cable for both data and power, making it ideal for surveillance setups where cameras may be installed in hard-to-reach locations.
What are the benefits of using Ethernet over coaxial adapters?
Ethernet over coaxial adapters enable the transmission of Ethernet data over existing coaxial cabling, which can be beneficial for upgrading older surveillance systems without extensive rewiring. These adapters maintain signal integrity over long distances and can support Power over Ethernet, providing both power and data to cameras through the same coaxial cable, enhancing installation flexibility.
Can I extend the range of my surveillance system's data transmission?
Yes, you can extend the range of your surveillance system's data transmission using extenders or adapters designed for this purpose. Devices like Ethernet over coax extenders can significantly increase the distance over which data can be transmitted, allowing you to place cameras farther from your recording equipment without losing signal quality or reliability.
What should I consider when choosing a data transmission solution for surveillance?
When selecting a data transmission solution for surveillance, consider factors such as the distance between your cameras and recording devices, the type of cabling already in place, and whether you need Power over Ethernet capabilities. Additionally, assess the bandwidth requirements of your cameras to ensure that the chosen solution can handle the data load without compromising video quality.
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