This SKU is the sensor assembly designed to fit into the 3/8" NPT immersion well

this factory-calibrated part ensures exact electrical and mechanical compatibility with specific 80% AFUE furnace models

Simplified Identification: Clear technical markings simplify troubleshooting and verification against the unit's wiring diagram

this model is rated for use with natural

Can I use the 30-158-B to replace a 24V motor

Watts 0066605 Xpansion Tank Els PW 17895 This SKU is the sensorThe Watts 0066605 ETX 15 is a professional grade non potable thermal expansion tank designed for closed loop hydronic heating systems. Engineered to manage thermal expansion effectively, this unit maintains system pressure safely below the relief valve setting, preventing unnecessary discharge and system stress. The 2. 1 gallon carbon steel tank features a rugged butyl diaphragm that separates system water from the pre charged air cushion, drastically