Tekmar Controls 401 Pump Freon This model is specifically designed

This model is specifically designed and certified as a gas safety shutoff valve

SPDT Auxiliary Switch

fabric-reinforced diaphragm

Enhanced Flexibility: Designed for superior flex life

this OEM replacement gasket features a solid design with no mounting holes

Tekmar Controls 401 Pump Freon This model is specifically designedThe Tekmar 401 House Control is a versatile 24Vac solution designed for integrated hydronic systems requiring precise management of up to four zone pumps, a single boiler, and domestic hot water (DHW) production. Engineered with tN2 communication technology, this control simplifies wiring by using two wires for both power and communication between compatible thermostats and the main module. It functions effectively as a centralized hub for multi zone