Key Benefits Verified OEM Compatibility: Purpose-built for the 157-R Series to ensure correct alignment of internal float linkages and bellows assemblies

Pre-Wired Design: Features 12-inch color-coded leads to streamline field wiring and reduce installation labor

this valve is designed to manage the flow of hot water

Dual Temperature Scales: Integrated Fahrenheit and Celsius markings support global standard compliance and intuitive technician adjustments

York S1-4HK16500806 Heat Kit 321142-301 Key Benefits Verified OEM Compatibility:The York S1 4HK16500806 Heat Kit is a heavy duty 8kW electric heater specifically engineered for seamless integration into York air handlers (AHP, SHP, AV, SV, MA, and MV series). As a veteran preferred 8kW electric heat kit with breaker, this unit provides critical supplemental heating and serves as a primary heat source in mild climates. The single phase 208 230V design incorporates a dedicated circuit breaker for integrated over current protection,