| Model | BX401B |
|---|---|
| MPN | BX401B |
| Brand | System Sensor |
| Type | Smoke Detectors |
Check the listing for details. NEW System Sensor BX401B 2-Wire Plug-in Detector Base. Orig Box + Specs.. Condition: New. Listed at 9.99 USD. The B401B plug-in detector base is used with System Sensor model 2451 and 2451TH photoelectronic detector heads and model 1451A ionization detector heads. The capability of plugging these detectors into a variety of spe cial bases makes them more versatile than equivalent direct-wired models.
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