York Parts S1-33109150000 HVAC Simplicity Control Board Kit

York Parts S1-33109150000 HVAC Simplicity Control Board Kit is the trusted direct-fit replacement for York HVAC systems. The Simplicity control board supports 2- or 4-stage operation (Simplicity1a) to optimize comfort, efficiency, and dependable climate control in your home.

This HVAC control board kit provides reliable electronics, connectors, and firmware to restore optimal performance. Designed as a complete Simplicity control kit and replacement part for York equipment, it suits professional technicians and DIY homeowners seeking a straightforward upgrade. The 2/4 stage operation helps improve temperature consistency and energy savings while maintaining system reliability.

• Direct-fit compatibility with York Simplicity models for a seamless replacement.
• Supports 2- or 4-stage operation (Simplicity1a) for efficient cooling and heating.
• Includes essential connectors and mounting hardware for quick installation.
• Durable, tested electronics designed for long-term reliability.
• Easy installation with clear guidance for technicians and DIYers.