Lennox 26W42 Pressure Switch 321042-401 The Conbraco Industries 19-KEDA-15 Valve

The Conbraco Industries 19-KEDA-15 Valve is a Section I steam pressure relief valve engineered for critical applications requiring strict adherence to ASME boiler codes

Ensure your system's pressure and temperature requirements align with the valve's 1015 psi max rating

or if the unit is short cycling despite a clean filter

What is the difference between the 159S and the 150S series

While the switch itself can fail due to a ruptured diaphragm or pitted contacts

Lennox 26W42 Pressure Switch 321042-401 The Conbraco Industries 19-KEDA-15 ValveThe Lennox 26W42 Pressure Switch is a critical OEM component designed for high efficiency two stage furnace operation. Engineered to monitor and regulate inducer motor performance, this switch features precise dual factory set points of 0. 55" W. C. (Low) and 0. 95" W. C. (High). As a veteran grade HVAC replacement part, it ensures the sequence of operation is maintained by verifying proper vacuum pressure before allowing the ignition process to