York OEM Auxiliary Switch — 1NO/1NC
The York S1-024-35799-000 is a genuine OEM auxiliary switch designed for use in York HVAC systems. Featuring a 1 Normally Open / 1 Normally Closed (1NO/1NC) contact configuration, this switch provides dependable status signaling and interlock control within heating and cooling equipment. Sourced directly from York, it ensures a precise fit and reliable operation that aftermarket alternatives cannot always guarantee.
Key Features
- Genuine York OEM replacement part — SKU S1-024-35799-000
- 1NO/1NC contact configuration for versatile switching applications
- Designed for seamless integration with compatible York HVAC equipment
- Provides reliable status indication and interlock signaling
- Ensures consistent performance and long service life
- Direct OEM replacement for simplified installation
Applications
- York commercial and residential HVAC systems
- Equipment status monitoring and interlock circuits
- Control panel auxiliary contact signaling
Why Choose OEM York Parts?
Using genuine York replacement components helps maintain equipment warranties, ensures compatibility, and reduces the risk of premature failure. The S1-024-35799-000 auxiliary switch is engineered to meet York’s exact specifications, giving technicians confidence in every installation.








