Description
Ensure safe and reliable temperature control in your HVAC system with the York S1-025-29041-004 Auto Limit Switch. This essential OEM component automatically interrupts power when temperature exceeds safe levels — protecting your furnace, air handler, or heating equipment from overheating and fire risks.
Key Features
- Automatic safety shutoff at high temperatures — The switch opens at ≈ 160 °F and closes again at ≈ 130 °F, providing dependable over-temperature protection for furnace burners and heating elements.
- 3" arm / compact design — Its modest size and 3-inch sensor arm make it easy to install or retrofit into existing HVAC systems or furnaces.
- Genuine OEM reliability — Designed and manufactured by York (part of Johnson Controls), it ensures compatibility with York/Coleman/Luxaire unit lines that call for part number S1-025-29041-004 — no need for adaptation or “universal” parts.
- Durable construction suitable for long-term use — Built to withstand repeated heating cycles and maintain reliable operation even under heavy use or frequent on/off cycles.
- Ideal for maintenance, repair, or retrofit — A direct-fit replacement for older or worn-out limit switches, helping restore safe operation to furnaces or HVAC systems with minimal downtime.






