B501/W
The NOTIFIER B501/W is a standard 4-inch white flangeless mounting base for intelligent addressable detectors like the FSP-951 in FlashScan and CLIP SLC systems.
It provides secure plug-in connection with SEMS screws for 12-24 AWG wiring, mechanical tamper lock, and compatibility with junction boxes (4" square, 3.5" octagon, 50-70mm centers).Key Specifications
| Feature | Specification |
|---|---|
| Type | Standard detector base (white finish) |
| Diameter/Height | 4.0" (10.2 cm) dia. x 0.74" (1.88 cm) H |
| Voltage | 15-32 VDC (SLC loop-powered) |
| Current | Standby: 150 µA max (with detector) |
| Wiring | 12-24 AWG; +/− screw terminals |
| Mounting | 4" square w/plaster ring, octagon boxes |
| Compatibility | FSP-951, other 951 Series detectors |












