SSPA and MSPA hi-limit sensor for heaters that remotely wired as the cable is 72" long (6 feet)
Gecko Hi-Limit sensor 14" GECKO M-CLASS with blind 4 pin.
Gecko sensor. Clips onto MSPA circuit boards and tucks onto the heater. 107mm The older sensor code is 9920-100150. This sensor is NOT the same as the 9920-100318. The 9920-100150 was soldered onto the board and cannot be replaced.
Gecko sensor. Clips onto SSPA circuit boards and tucks onto the heater. 87mm