The following wireless sensors integrate with Elk Security system. The following sensors require a Caddx Wireless receiver and a Elk Accessory Wire Harness - ELK-WO35A to operate correctly.
ELK-M1 144 Zone Wireless Receiver and Input Expander
The ELK-M1XRF2G is a Wireless (RF) Receiver and Input Expander for use with the ELK-M1 and ELK-M1EZ8 Controls. A single M1XRF can handle up to 144 wireless zones (e.g. transmitter sensors or points).
Caddx SAW Four-Button Keychain Touchpad
For use with Caddx security systems. This small, powerful touchpad provides convenient portable control over security system, lights, panic, and garage door functions of your Caddx security system.