Description
The S1-025-41250-000 is a genuine OEM fusible-link safety component from York, designed to provide critical over-temperature protection for furnaces, air-handlers, or HVAC systems. When installed, this fusible link serves as a thermal safety cutoff, shutting down the system if internal temperatures exceed safe limits — protecting the equipment and preventing fire or damage due to overheating.
Key Features
- 121 °C (≈ 250 °F) Trip Point Fusible Link — Opens when internal temperature reaches 121 °C, cutting off power to prevent overheating and potential hazards.
- Genuine OEM Part — Manufactured by York to meet original equipment specifications, ensuring proper fit, reliability, and compliance with manufacturer safety standards.
- Simple, Compact Design — Lightweight and easy to install, making replacement or retrofit straightforward for HVAC technicians or maintenance personnel.
- Critical Safety Function — Acts as a last-resort safety device, preventing furnace or HVAC operation under unsafe thermal conditions — helping avoid fires, equipment damage or system failure.
- Direct Replacement Part — Suitable for replacing older or failed fusible links in units originally specified for this part number — helps restore original safety protection.






