Standard Base for Analogue detector SYSTEM SENSOR B501AP
The System Sensor B501AP base is designed for use with all System Sensor 200 analogue addressable detectors.
This base accepts the following System Sensor detectors : 1551E, 2551E, 5551E, 5551HTE, 5551RE, 1251E and 2251E.
- Low profile (26mm)
- Rugged industrial construction
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