The SF-154B Emergency Call Switch features a push button switch with DPDT (double-pole double throw) contacts which are available via wire pigtail. The switch comes pre-wired with both normally open terminals available individually. The switch has a mechanical eye arrangement inside, which provides for positive indication of activation without the need for external power. The switch features push-on push-off operation. The SF-154B is designed as a single-gang ABS plastic panel that fits a standard single-gang electrical box.
- Simple operation and installation
- Attractive, flame retardant ABS plastic panel
- Fits standard single-gang electrical box
- Visual indication of activation