York Parts S1-02419082028

York Parts S1-02419082028 is a reliable relay, sequencer, and 24V heat control designed for York HVAC systems. This all-in-one replacement part streamlines heater cycling and helps reduce wear on control boards, delivering consistent performance across seasonal demands.

Built for easy installation, the S1-02419082028 fits standard York electrical layouts and plugs into common wiring harnesses. By combining a sturdy relay with a precise sequencer, this component ensures accurate heat sequencing, steady fan operation, and dependable starting performance in residential or light commercial setups. It’s engineered to maintain stable voltage to downstream sensors, reducing nuisance trips and improving overall system reliability.

• Exact fit for compatible York models and control boards.
• 24V heat control with reliable switching for steady operation.
• Durable relay and precise sequencing to improve thermostat response.
• Easy replacement part that minimizes downtime during maintenance.
• Long-lasting electrical control component designed for durability and consistent performance.