York S1-025-41239-000 Heater Assembly

The York S1-025-41239-000 Heater Assembly is a high-performance 5.6KW Electric Heater designed for integration into York air handlers and residential forced-air systems. Operating at 240V, this OEM replacement part utilizes resistive heating technology to deliver reliable supplemental or primary heat. As a veteran-grade HVAC heating element, it features a factory-installed limit switch to prevent thermal overload and ensure safe operation within standard airflow parameters. This assembly is engineered for precise fitment, minimizing field modification time for contractors performing electric heat kit installation. Its robust construction supports consistent heat transfer and is optimized for the high static pressures often found in modern high-efficiency duct systems. When replacing a failed York heater element, this assembly provides the exact wattage and safety certifications required to maintain system integrity and AHRI performance ratings.

• 5.6KW Power Output: Provides 19,100 BTU/hr of heat, ideal for small to mid-sized residential zones.
• Integrated Safety Limit Switch: Prevents system overheating during low-airflow conditions or blower failure.
• OEM Compatibility: Specifically engineered as a direct-fit York replacement part for streamlined service calls.
• Resistive Heating Technology: Delivers instantaneous thermal output with maximum energy conversion efficiency.
• Durable Support Frame: Maintains element alignment to prevent sagging and premature coil burnout.

Is the S1-025-41239-000 compatible with older York air handlers?
This 5.6KW assembly is designed for compatibility with specific York and Johnson Controls residential units. Always verify your model number against the manufacturer’s technical guide to ensure the electrical rack and plug configurations match.

What are the power requirements for this electric heat kit?
The assembly requires a 240V single-phase power supply. Ensure your circuit breaker and wire gauge meet the Minimum Circuit Ampacity (MCA) and Maximum Overcurrent Protection (MOP) specified on the air handler's data plate.

Does this heater assembly include the necessary wiring harness?
Yes, as an OEM heater assembly, it typically includes the terminal connections and limit switch wiring required for standard plug-and-play installation in compatible air handlers.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.