The input signal is configured via internal DIP switches

Complete Installation Hardware: Includes required gaskets and bolts to streamline the installation process and reduce downtime

protects valve internals

Complete Hardware Set: Includes all critical gas valve parts such as the adjustment screw and O-ring for a leak-free seal

York S1-2NH04501546 Heater 321894-709 The input signal is configuredThe York S1 2NH04501546 electric heater kit delivers a nominal 15 kW heat output designed specifically for integration with compatible York luxury series air handlers and residential package units. Utilizing high grade nichrome heating elements, this SPP heater assembly ensures consistent thermal transfer and rapid response times when staged as primary or supplemental heat. The unit is engineered for single point power connection, simplifying the