York S1-3120A3571 Sequencer which protects the wiring terminations

which protects the wiring terminations from premature failure

preventing lateral movement and ensuring all torque is directed into the damper shaft rather than the mounting surface

lightweight material that maintains alignment under stress

Verified Compatibility: Specifically engineered for a precise fit within Copeland compressor housings

York S1-3120A3571 Sequencer which protects the wiring terminationsThe York S1 3120A3571 Sequencer is a critical multi stage control component designed for 20 23 KW electric furnaces and high output residential HVAC systems. As a genuine OEM York replacement part, this assembly utilizes a 24V coil to manage the staged activation of up to four heating elements, preventing dangerous current spikes and nuisance breaker trips during initial startup. This electric furnace sequencer relay features four sets of normally