




Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The CARRIER HH19ZA100 is a furnace limit switch designed for safety and reliability. This limit switch ensures that the furnace operates within safe temperature parameters by activating at one hundred degrees Fahrenheit (L100-15F). When the temperature exceeds this limit, it interrupts the electrical circuit to prevent overheating. This feature is vital for maintaining the efficiency and longevity of the furnace.
This furnace limit switch is crucial for preventing equipment damage and ensuring safe operation of heating systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!




