York S1-VLHP-DSF4 Valve Els PW 29614 As the advanced successor to

As the advanced successor to legacy parts 816322-111 and 810119-003

With a factory-preset 5% deadband (adjustable to 3%) and field-tunable input span and start point potentiometers

making it a staple for service technicians requiring a durable industrial HVAC control

or managing reversing valve operation in GSVS series models

York S1-VLHP-DSF4 Valve Els PW 29614 As the advanced successor toThe York S1 VLHP DSF4 is a precision engineered 1 ton reversing valve manufactured by Dunan, specifically designed for heat pump applications within York and Johnson Controls HVAC systems. This 4 way reversing valve serves as the primary component for refrigerant flow redirection, allowing the system to toggle between heating and cooling modes by shifting the internal slide mechanism. Built with a forged brass body and high tolerance internal