Watts 0226060 Dual Switch R-407C This kit (MPN: 550001938) is

This kit (MPN: 550001938) is the standard replacement for select MGB series 2 and UB90 configurations

supporting steam temperatures up to 331°F (166°C) and hot water applications up to 210°F (99°C)

This harness is designed for Lennox family brands

This valve is designed to handle residential water heaters with a capacity of up to 75

Watts 0226060 Dual Switch R-407C This kit (MPN: 550001938) isThe Watts 0226060 (Model SAN89D) is a heavy duty Low Water Cut Off (LWCO) dual switch assembly engineered specifically for steam boiler applications requiring a secondary level of safety. Built for rigorous field demands, this unit provides critical boiler burner protection by automatically interrupting the electrical circuit if the water level drops below safe operating parameters, effectively preventing dry firing and high cost heat exchanger