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Precise Fitment: Features a factory-standard 1/2-inch bore for secure mounting on OEM motor shafts without the need for adapters
Precision Sealing: Engineered to provide a tight shut-off
the limit switch likely detected an over-temperature event
Internal Equalization: Simplifies installation on systems where a suction line pressure drop is negligible
Carrier HH18HA148 Limit Switch Freon Precise Fitment: Features a factory-standardThe Carrier HH18HA148 is a high precision, OEM automatic reset limit switch designed for critical thermal protection in residential and commercial HVAC systems. Engineered for a temperature range of 110 150F, this high limit safety switch monitors furnace plenum temperatures to prevent overheating and potential heat exchanger damage. Featuring a L150 40F calibration, the internal bimetal disc is rated to open the electrical circuit at 150F and
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