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This heavy-duty bimetal switch is built to withstand the rigorous thermal cycling of high-efficiency heating units
The 21L98 is the exact same component as the 21L9801
Always verify the motor shaft diameter and rotation direction before installation
or shows signs of "sooting" around the edges
including high-efficiency pool and spa heaters
Intermatic MIL72ASWUZH-120 Timer 30067439-890 This heavy-duty bimetal switch isThe Intermatic MIL72ASWUZH 120 is a heavy duty 7 day electromechanical timer designed for precise HVACR control and commercial automation. Operating at 120V AC, this synchronous drive module features a robust 21A SPDT switch, making it a reliable solution for managing single phase applications including pumps, motors, and lighting circuits. The unit is built for versatility, supporting both DIN rail mounting and surface installation with its
