Engineered as the direct replacement for the legacy 4004/53 series

non-positional component designed for precise compressor motor starting in high-torque HVACR applications

normally closed regulating valve engineered for high-demand steam pressure regulator and fluid service

Engineering for precision and durability

It is built with a standard NEMA 42 frame and utilizes a sleeve bearing system for quiet

Honeywell THM04R3000 Equipment Interface Module 318973-401 Engineered as the direct replacementThe Honeywell THM04R3000 Equipment Interface Module (EIM) is designed for use with T10+ smart thermostats, providing a reliable connection point between the thermostat and HVAC equipment. It is commonly used in applications where additional wiring flexibility is needed or when installing systems without a common wire at the thermostat location. This equipment interface module simplifies installation by relocating wiring connections from the thermostat