1% model from standard

Can this be used with R-410A systems

Use a multimeter to verify 24VAC across the coil terminals

check technical data for V-3000 compatible springs

or swollen capacitor housings that disrupt system efficiency

Sterling HVAC 11J11R03149-001 Limit Switch 30067439-890 1% model from standardThe Sterling HVAC 11J11R03149 001 is a precision engineered automatic reset limit switch designed for critical thermal protection in Sterling gas unit heaters and air handling systems. Featuring a calibrated operating range of 150 190F, this high limit safety control ensures the system stays within safe thermal parameters by breaking the electrical circuit if the discharge air or heat exchanger temperature exceeds 190F. Once the surface temperature