Durastar DRU1H49S2A 49,000 BTU Sirius Heat Side Discharge Heat Pump Outdoor Unit - R454B

Durastar DRU1H49S2A – 49,000 BTU R-454B Sirius Heat™ Single-Zone Heat Pump Outdoor Unit
Deliver maximum-capacity comfort with the Durastar DRU1H49S2A, a 49,000 BTU Sirius Heat™ single-zone heat pump outdoor unit engineered to maintain heating performance down to –22 °F, ensuring year-round reliability in demanding climates.

Cold-Climate, Heavy-Duty Design
Measuring 37-1/2" x 15-15/16" x 52-1/2" and weighing 242.95 lb , this robust unit includes a base-pan heater and Golden Fin anti-corrosion coil for long-term durability and optimal cold-weather operation.

Quiet, Eco-Friendly Operation
Operates at 65 dB with a variable-speed twin-rotary inverter compressor and low-GWP R-454B refrigerant—providing high efficiency and reduced environmental impact.

High Efficiency & Year-Round Comfort
Rated for full heating capacity at 0 °F and operating to –22 °F, this model delivers up to 16.3 SEER2 and 11.7 EER2 , ensuring consistent heating and cooling across seasons.

Smart Diagnostics & Protection
Equipped with a refrigerant leak detection system, automatic heating/cooling changeover, anti-corrosive Golden Fin coating, and self-diagnostics for dependable, low-maintenance operation.

System Compatibility & Warranty
Pairs with compatible Durastar indoor units such as the DRUM4260S2A air handler. Protected by a 10-year parts warranty when installed by a licensed professional and properly registered.

Ideal Use Cases
Perfect for large single-zone applications in homes, commercial buildings, and industrial environments requiring high-capacity, efficient heating and cooling—even in sub-zero climates.