Vandal-Resistant Design: The flush-mount profile prevents the thermostat from being tampered with or removed in public spaces

this series is not recommended for reciprocating air compressor service due to potential vibration-induced wear

maintaining a gas-tight seal is essential for preventing combustion bypass and ensuring precise ignition system performance

Universal Damper Compatibility: Seamlessly integrates with power-close/spring-open (2-wire) or power-open/power-close (3-wire) HVAC zone dampers

York S1-4HK06500506 Heat Kit 318820-201 Vandal-Resistant Design: The flush-mount profileFor contractors servicing residential air handlers, the York S1 4HK06500506 5KW Electric Heat Kit provides a dependable solution for supplemental or emergency heating requirements. This 5. 0 kW nominal electric heater is specifically designed for 208 230V single phase systems and integrates directly into the blower compartment. As a Genuine OEM York replacement part, this electric heater kit without breaker ensures precise fitment and maintains the UL