Honeywell 7939WG-GY
Honeywell 7939WG-GY
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The Honeywell 7939WG-GY (now sold under the Resideo brand as manufacturing transitioned from Honeywell Security to Resideo) is a surface-mount magnetic door/window contact with a 1-1/4" operating gap, built for security and intrusion-detection wiring on doors, windows, and other openings. It uses an SPST (Form A) reed switch rated 300mA at 30VDC, and ships complete with screw terminals, mounting spacers, and a snap-on cap that conceals the wiring terminals after installation.
Key Features
- Surface-mount magnetic contact with screw terminals for hardwired zone connections
- Snap-on terminal cover conceals wiring after installation
- Includes magnet, mounting spacers, and mounting screws
- Gray housing (also available in white and brown for matching trim)
Technical Specifications
- Switch type: SPST (Form A) reed switch
- Contact rating: 300mA at 30VDC
- Operating gap: 1-1/4" (32mm)
- Mounting: surface mount, hardwired
Certifications
- UL Listed magnetic contact for burglary/intrusion alarm signaling
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