The System Sensor BEAM1224 is transmitter / receiver unit and a reflector as fourwire conventional projected beam smoke detectors.
The SpectrAlert Advance SWHK is a white, outdoor strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd. Outdoor back box included.
The 4WITAR-B is a 4-wire, photoelectric i3 smoke detector with isolated thermal sensor, built-in sounder, and Form C relay.
SpectrAlert Advance SCWK is a white, outdoor ceiling-mount strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.
The Thermotech 302 Series rate-anticipation heat detectors operate within a controlled range of two to three degrees of their set points, regardless of the speed or rate of temperature rise.
The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.