The Aqualarm Bilge Water Level Detector – 20120 is a two lead, non-polarity, normally open detector that closes when water rises and then activates a visual and/or audible device.
- Works with 12v,24v,32v
- Two lead, non polarity
- 3 feet of Marine Grade Tinned wire leads
- It makes an excellent Boat Alarm Detector for bilge high water alarms