Description
The Carrier HH18HA460 is a high-quality automatic limit switch engineered to protect HVAC systems from overheating and ensure safe, reliable operation. With a temperature sensing range of 100 to 160°F, this switch automatically interrupts the circuit when temperatures exceed safe thresholds — then resets itself once conditions return to normal — keeping your system running efficiently without manual intervention.
Its compact, rugged construction allows for seamless integration into a wide range of HVAC equipment configurations, making it an ideal replacement or upgrade component for residential and light commercial systems.
Key Benefits
- Automatic reset eliminates the need for manual intervention after a high-temperature event
- Precise temperature control between 100°F and 160°F protects equipment and extends system life
- Compact design fits easily into existing HVAC equipment configurations
- Prevents costly overheating damage and unplanned system downtime
- Straightforward installation reduces service time and labor costs
Product Specifications
- Brand: Carrier
- MPN: HH18HA460
- Switch Type: Automatic Limit Switch
- Temperature Range: 100–160°F
- Item Weight: 0.02 lbs
- Shipping Dimensions: 5.65″D x 4.8″W x 0.95″H







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