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M1 Two-Way Wireless Transceiver


The M1XRFTWM two-way wireless transceivers allow an ELK-M1 or ELK-M1EZ8 control to accept Elk's complete line of two-way wireless sensors. The ELK-M1XRFTWM has been optimized to provide superior signal reception and reliability in multi-transceiver applications.

The ELK-M1XRFTW has been replaced by the ELK-M1XRFTWM. The ELK-M1XRFTWM performs all the functions of the ELK-M1XRFTW and is suitable for single or multiple transceiver installations.

Do NOT mix ELK-M1XRFTW and ELK-M1XRFTWM transceivers in a single M1 installation.


Product Details

• Allows up to 144 individual wireless zones (sensors/points)
• Operates from the 4 wire RS-485 Data Bus
• Up to 4 M1XRFTWM transceivers may be connected to a single M1 or M1EZ8 control for redundancy and greater coverage
• Flash memory for firmware updates

• Operating Frequency: 902 Mhz to 928 Mhz
• Sensitivity: >105 dbm
• Operating Temperature: 0 to +120 degrees F
• Operating Voltage: 12 Volts D.C.
• Current Draw: 25mA receiving, 85mA transmitting
• Housing Dimensions: 6.75” x 4.69” x 1.13”


• Two Way Wireless Transceiver
• Plastic Housing
• (4) #6 Plastic Anchors
• (4) # 6 Pan Head Sheet Metal Screws
• Instructions
View All ELK Two-Way Wireless Products

ELK-W018B - 4-Pin Ribbon Cable - Used for connecting expanders and other peripherals to the M1 Control.

M1 Data Bus Hubs

Locate an ELK Authorized Distributor Near You!

For more infomation, call ELK at (800) 797-9355.