York S1-3730A3161 Relay Refrigerant each extending 3

each extending 3

The motor features reversible rotation leads

This circuit board replacement is compatible with a wide range of Infinity and Evolution series units

ensuring precise temperature monitoring and circuit interruption to prevent heat exchanger or component overheating

York S1-3730A3161 Relay Refrigerant each extending 3The York S1 3730A3161 Current Sensing Relay is a specialized solid state HVAC current switch designed for monitoring electrical load in high performance air handling and refrigeration systems. This OEM York replacement part operates by detecting current draw through a conductor to trigger secondary equipment, such as induction fans or humidifiers, ensuring synchronized operation with the primary blower motor. Engineered for heavy duty service, this