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Emergency Services Locksmith Services Auto / Car Locksmith Residential Locks Commercial Locks Alarm Systems CCTV Access Control Intercom Systems Phone Systems Search:   Alarm Systems Back To: Alarm Systems Products ESL 400 Model: 429C ESL 400 Series 2-Wire Smoke Detectors Self-Diagnostic Photoelectric 2-Wire Smoke Detector Features: •  12/24VDC •  Intelligent, self-diagnostic •  Field replaceable optical chamber •  Low-profile design •  Plug-in terminal block •  Advanced false alarm immunity •  Available 6VDC, 12VDC, and 24VDC operation •  Options include sounders, auxiliary relays, heat sensors and built-in end-of-line relay •  Meets NFPA 72 without need for external meters or ladders

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