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Robust Shaft Grip: Includes a standard non-rotation bracket and multiple drive hub locking options for secure
maintaining structural integrity in outdoor HVAC units
Triple Pole Versatility: 3PDT configuration enables the simultaneous switching of three independent circuits or phases
OEM Precision Fit: Engineered specifically for Carrier
it provides significantly higher water and acid retention compared to standard cores
Carrier HH19ZA170 Switch 30067439-890 Robust Shaft Grip: Includes aThe Carrier HH19ZA170 is a high limit HVAC temperature safety switch engineered for critical thermal protection in residential and commercial furnaces. As a genuine OEM replacement part, this 170 degree limit switch is calibrated to effectively interrupt the heating cycle if the internal plenum temperature reaches its thermal cutout threshold of 170F. The HH19ZA170 limit switch serves as a mandatory safeguard, preventing heat exchanger damage and
US$ 16.00
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