Honeywell 301-EM-US3 Controller R-410A Mid-Point Grounding: Reduces electrical stress

Mid-Point Grounding: Reduces electrical stress on the secondary windings

the ASCO RedHat technology within this valve ensures reliable performance under operating pressures ranging from 5 to 150 PSI

Precise SPST Logic: Provides reliable switching for safety circuit interruption based on pressure set points

allowing the system to exit or enter the defrost mode based on the actual coil temperature

and recirculating pumps in complex Building Automation Systems (BAS)

Honeywell 301-EM-US3 Controller R-410A Mid-Point Grounding: Reduces electrical stressThe Honeywell 301 EM US3 Controller is a central processing hub designed for mechanical room refrigerant gas detection and ventilation control. Built for wall mount applications, this unit effectively manages up to 20 remote sensors via Modbus RTU communication, ensuring comprehensive coverage of large mechanical spaces. It serves as the direct replacement for legacy models M 512426, VA301EM, and VA301EM 20, facilitating a seamless upgrade path for