Honeywell C7021P2004 Temperature Sensor 318973-401 replacing older two-piece designs to

replacing older two-piece designs to ensure a moisture-resistant

The WHL1278 fits many Trane and American Standard air handlers

Durable Construction: High-grade ball bearings and 56 frame housing offer stability and prolonged mechanical life

Diaphragms must be matched strictly to the fluid or gas they are rated for

and the RV spring to ensure the relief valve opens at the correct differential pressure

Honeywell C7021P2004 Temperature Sensor 318973-401 replacing older two-piece designs toThe Honeywell C7021P2004 is a professional grade 10k Ohm NTC Type II temperature sensor designed for precise environmental monitoring in commercial and domestic HVAC systems. This small metal button sensor features a robust stainless steel button probe housing that protects the internal solid state thermistor from dust, dirt, and mechanical wear, ensuring high stability performance without the need for manual calibration. Engineered for versatile