facilitating rapid repairs on major condenser unit brands

While functionally similar to other thermal links

Designated as the TFS4

and ensure the long-term reliability of the commercial HVAC system

PO compatibility: Optimized for use with Polyolester (POE) oils and mineral oils without the risk of additive stripping

Lennox 10G90 Control Limit 323613-751 facilitating rapid repairs on majorAs an HVAC technician, you know that a failed limit switch isn't just a nuisance service callits a safety risk that indicates airflow or combustion issues. The Lennox 10G90 is a genuine OEM Lennox 180F control limit engineered specifically for high efficiency gas furnaces and commercial rooftop units. This SPST furnace limit switch (Part # 102610 02) is designed to monitor internal plenum temperatures, providing a critical safety interface by