Model Number: WLS Item Number: 1010117 The Model WLS Water Level Switch is a float operated device for supervising water level in a sprinkler supply gravity or pressure tank. The Model WLS has a bushing with 1 1/2" American Standard Pipe Threads for...

Model Number: TTS-W Item Number: 1010041 CUL, UL and CSFM Listed, FM Approved, and NYMEA Accepted The Model TTS is a water tank temperature supervisory switch preset to give a low temperature signal at 40°F/4,5°C and a high temperature signal...

Model Number: TTS-S Item Number: 1010040 CUL, UL and CSFM Listed, FM Approved, and NYMEA Accepted The Model TTS is a water tank temperature supervisory switch preset to give a low temperature signal at 40°F/4,5°C and a high temperature signal...