521B - Smoke Detector
Smoke Detector, 6-24V DC, 2 Wire, Photoelectric W/Cleanme.
Smoke Detector, 6-24V DC, 2 Wire, Photoelectric W/Cleanme.
2 Wire Smoke Detector 12/24Vdc.
Carbon monoxide detector, alarm & trouble relays, sounder, end-of life signal, 12/24VDC.
Rate Compensation Heat Detector.
Rate Compensation Heat Detector, Explosion Proof Mounting / All-weather Vertical, Box Mount.