making it suitable for most low-pressure steam and hot water heating systems

the kit includes technical diagrams and installation instructions to guide qualified personnel through the disassembly and reassembly process

Always check the specific system wiring

Broad ICP Compatibility: Direct-fit replacement for Heil

Reliable Phase Proportioning: Delivers proportional speed control for open-frame motors and squirrel cage fans

Daikin-McQuay 330388501 Crankcase Heater THPU32HP7Y making it suitable for mostThe Daikin McQuay 330388501 Crankcase Heater is a mission critical component for maintaining compressor reliability in commercial and industrial HVAC systems. Operating at 120V with a 100W output (alternatively referenced as 140W150W in high capacity 25 30HP applications), this heater is engineered to maintain oil temperature above the refrigerant saturation point. By regulating the thermal environment within the crankcase, it effectively prevents