| Model | B224RB |
|---|---|
| MPN | B224RB |
| Brand | System Sensor |
| Type | Smoke Detector Relay Base + Board |
Check the listing for details. System Sensor B224RB 6" Plug-in Relay Detector Base + Intelligent Analog Board.. Condition: Used. Listed at 14.99 USD. Old Style bases differ from New Style bases in appearance only.