Description
The York S1-6052909 is a factory-engineered Variable Frequency Drive (VFD) Programmer designed specifically for use with York’s Small Sunline commercial HVAC equipment. Rated at 4.2 amps, this VFD programmer delivers precise motor speed control, enabling the system to match output to real-time demand — reducing energy consumption, minimizing mechanical wear, and extending equipment service life.
As a genuine York OEM replacement component, the S1-6052909 ensures full compatibility and reliable performance within the Sunline platform, eliminating the guesswork associated with aftermarket alternatives.
Key Features
- OEM York replacement VFD programmer for Small Sunline commercial HVAC systems
- 4.2A current rating for precise motor speed regulation
- Enables variable-speed operation to match system load and reduce energy use
- Helps reduce mechanical stress on motors and drive components
- Direct OEM replacement ensures seamless compatibility and system integrity
- Supports efficient, reliable operation of York Sunline equipment
Applications
- York Small Sunline commercial rooftop and air handling units
- VFD programmer replacement and service applications
- Commercial HVAC motor speed control systems
Product Details
- Brand: York
- SKU / Part Number: S1-6052909
- Type: Variable Frequency Drive (VFD) Programmer
- Current Rating: 4.2A
- Compatible Equipment: York Small Sunline Series







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