Pay in 4 interest-free payments of $18.75 Learn more
Ships within 48 hours · Estimated delivery Nov 1 - Nov 6
The Network Communications Module (NCM) provides NOTIFIER’s NFS-640
The Control Relay Module and the Polarity Reversal Relay Module are part of the Signature Series system
Common base for both photo and ion detectors
• Audible Sounder Base (Optional)
System Sensor 5251B Fixed Temperature Thermal Detector 5951j The Network Communications Module (NCM)System Sensor 5251B and 5251RB detectors use an innovative thermistor sensing circuit to produce 135F fixed and rate of rise thermal detection in low profile packages. Besides, the 5251H model provides fixed high temperature detection at 190F. In addition, these thermal detectors provide cost effective, intelligent property protection in a variety of applications. Furthermore, the 200 Series smoke detectors are intelligent (addressable) detectors with
US$ 64.00
US$ 22.99
US$ 49.99
