this round-style unit features integrated wire leads

which is a frequent cause of electrical shorts and mechanical seizure

Reliable Output: Provides a consistent 24V step-down transformer performance for contactors

this unit serves as a direct professional replacement for EK-164 and CG-164 models

operating efficiently in temperatures ranging from -40°F to 150°F

York S1-024-19082-039 Sequencer Relay this round-style unit features integratedThe York S1 024 19082 039 Sequencer Relay is a mission critical 24V electric heat sequencer engineered for precise staging of heating elements and blower motors in residential air handlers and furnaces. This single pole double throw (SPDT) component features a thermal bimetal disc design, providing reliable M1 M2 on delay timings to prevent high amperage spikes during initial startup. Designed as a direct O. E. M. replacement for York heating systems,