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SPDT W/Led W/Ca
Edwards G4HFWN-S7VMC Genesis High Fidelity Wall Speaker Strobe
Model OP921 is UL 268 7th edition listed incorporating advanced built-in ISOtechnologyTM - True Class-X SLC operation (use is optional)
Simplex 4100-0640 Infoalarm Memory Expansion Module
Different LED colors for Alarms and Troubles
Space Age SSU-7-CO Replacement Carbon Monoxide Sensor for SL-701 DTK-120SRD SPDT W/Led W/CaSpace Age SSU 7 CO Replacement Carbon Monoxide Sensor for SL 701 The SAE SSU 7 CO Replacement Carbon Monoxide Sensor by Space Age Electronics is designed for easy snap in replacement when it reaches the end of its life, ensuring hassle free maintenance. It features an automatic self test function every 24 hours, guaranteeing consistent and reliable performance. This sensor can connect with up to 30 units, allowing scalable and flexible monitoring