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The Carrier HH22AL090 Two‑Stage Thermostat is a reliable temperature control device designed for two‑stage heating and cooling applications. Built for durability and dependable performance, this thermostat supports 2‑wire operation with a 240 V maximum rating and features 2‑SPDT (single‑pole, double‑throw) switching contacts for precise control of HVAC equipment. With a temperature range of 55–90 °F, the HH22AL090 is suitable for residential and light commercial installations in climates such as Mexico where comfortable and efficient indoor temperature regulation is needed.
Key Features:
Two‑stage thermostat for accurate control of multi‑stage heating and cooling systems
2‑wire design with straightforward wiring and installation
Supports up to 240 V maximum system voltage
2‑SPDT contacts for flexible switching and control logic
Temperature set‑point range from 55 °F to 90 °F for comfortable indoor environments
Specifications:
Model: HH22AL090
Brand: Carrier
Type: Two‑stage temperature control thermostat
Wiring: 2‑wire configuration
Contact Type: 2‑SPDT (two single‑pole, double‑throw switches)
Voltage Rating: Up to 240 V max
Temperature Range: 55–90 °F
Application: Residential and light commercial HVAC systems
Construction: Durable design for reliable, long‑term operation
The Carrier HH22AL090 Two‑Stage Thermostat (2‑wire, 240 V max, 2‑SPDT) delivers dependable temperature regulation and adaptable control — making it a strong choice for HVAC installers, technicians, and building managers seeking effective comfort control in two‑stage systems.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
