Standard NEMA 48 Frame: Facilitates easy installation within standard vestibule plate assemblies

Safety Focused: Effectively exhausts toxic combustion byproducts like carbon monoxide to keep your indoor air safe

The unit utilizes high-quality screw clamp terminals to ensure secure electrical connections under high-vibration conditions

This 5-ton thermostatic expansion valve features a robust stainless steel sensing bulb and power element

Aaon R57800 Discharge Thermistor 326058-758 Standard NEMA 48 Frame: FacilitatesThe Aaon R57800 Discharge Thermistor is a precision engineered NTC (Negative Temperature Coefficient) sensor designed specifically for high performance HVAC systems. This genuine OEM replacement part plays a critical role in monitoring the refrigerant discharge temperature within your Aaon rooftop unit or air handler. By providing real time thermal data to the system controller, the R57800 thermistor ensures optimal compression cycles and prevents