Always measure the rod length and porcelain diameter against your existing 27195RH and 27195LH specs before installation

allowing technicians to maintain tight control parameters without frequent manual intervention

The L140-40F specification indicates the switch opens at 140 degrees Fahrenheit and automatically resets when the temperature drops by 40 degrees

This valve is designed for high-temperature hot water

this part will not be a compatible substitute due to the difference in resetting logic and safety function

Supco 90290 Relay 326058-755 Always measure the rod lengthThe Supco 90290 Relay is a heavy duty, general purpose 24V N O SPST relay engineered for reliable switching in HVACR and industrial control circuits. Built for high cycling applications, this SPST fan relay features a 24 VAC coil and single pole, normally open contacts, making it a professional grade solution for managing HVAC blower motor operation and automated equipment sequences. With a contact rating of 8 FLA 18 LRA and a 50 60 Hz frequency