Resideo 40003916-021 Replacement Power Head Assembly 24V

The Resideo 40003916-021 Replacement Power Head Assembly is designed to replace the power head of the V8043A Series Zone Valve to give you reliable control over your heating system. This assembly works at 24V and is characterized by a frequency of 50Hz or 60Hz and comes with an 18” lead wire connector. It also combines well with the current HVAC systems to allow for precise and optimal zone management. With this replacement power head, to return your zone valve to full functionality, and therefore improve the efficiency of your heating system.