Williams Comfort Products 5EA05H1G Electric Pump 0.5 Hp

Product Description

The WILLIAMS COMFORT PRODUCTS 5EA05H1G is a 0.5 HP electric pump with automatic return and a 1-gallon capacity, designed for hydronic heating and comfort heating system applications. This pump moves heated water or fluid through a closed-loop system to deliver consistent heat to the intended zones. At 0.5 HP, it is sized for residential or light commercial installations where reliable, low-maintenance fluid circulation is required. Licensed HVAC and plumbing technicians typically handle installation, ensuring proper piping, electrical connections, and system startup. The automatic return feature supports efficient fluid management within the system loop.

The 5EA05H1G is suited for residential and light commercial hydronic heating systems where a compact, electrically driven circulation pump is needed. The automatic return function makes it appropriate for installations that require self-regulating fluid return to maintain consistent loop pressure and flow. This pump is typically installed as part of a boiler or hydronic heating assembly, integrated into the supply and return piping at a point designated by the system design. Installers working on forced hot water or radiant heating systems will find this pump applicable to standard closed-loop configurations.

Key Features

• 0.5 HP electric motor provides reliable circulation power for residential and light commercial hydronic loops
• Automatic return function supports consistent fluid management within closed-loop systems
• 1-gallon capacity suitable for compact system configurations
• Sold as an individual unit with a minimum order quantity of one

Compatibility

Designed as an OEM-style replacement or direct-fit pump for residential and light commercial hydronic heating systems requiring a 0.5 HP electric circulation pump with automatic return.

Installation Notes

Installation should be performed by a licensed HVAC technician or plumber in accordance with applicable local mechanical codes and the IPC. Shut off power to the system and close isolation valves before removing or installing the pump to prevent fluid discharge and electrical hazard. Verify that piping connections are rated for the system operating pressure and temperature before startup. Do not operate the pump dry, as this can damage internal components.

Technical Specifications

• Motor Output: 0.5 HP
• Fluid Capacity: 1 gallon
• Return Type: Automatic
• Weight: 66 pounds
• UPC: 662459946454

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: 5EA05H1G