This SPST temp control (Single Pole Single Throw) is engineered with a specific 65 degree open and 75 degree close logic

The technician or user must manually switch between Heat

Universal Terminal Compatibility: Standardized 6

The unit features a clear

and HAO-1021 components

Honeywell 40003916-025 Replacement Motor Els PW 17895 This SPST temp control (SingleThe Honeywell 40003916 025 Replacement Motor is the direct OEM solution for maintaining V8044E motorized zone valves. Operating on a 24Vac power supply, this powerhead motor includes a built in end switch to facilitate burner or circulator pump sequencing upon full valve opening. Contractors should note that the 40003916 025 is functionally identical to the 40003916 025 U universal part number, ensuring a drop in replacement for hydronic heating