providing more consistent timing functions and higher amperage handling

the Carrier HK38EA040 is the current production standard and serves as a direct replacement for several legacy versions

including Norton 271N

Engineers designed this unit with a CW (Clockwise) rotation when viewed from the shaft end

Resideo AM100C1070-US-1LF Valve 322057-301 providing more consistent timing functionsThe Resideo AM100C1070 US 1LF is a professional grade thermostatic mixing valve engineered for precision temperature control in domestic water and hydronic heating systems. Featuring a 1 2 inch union sweat connection, this lead free mixing valve is built with a Teflon coated brass body and EPDM O rings to resist mineral buildup and ensure long term reliability in hard water conditions. Designed to meet ASSE 1017 and ASSE 1070 standards, it provides