Durastar DRU1H36S2A 36,000 BTU Sirius Heat Side Discharge Heat Pump Outdoor Unit - R454B

Durastar DRU1H36S2A – 36,000 BTU R-454B Sirius Heat™ Single-Zone Heat Pump Outdoor Unit
Deliver high-capacity, energy-efficient comfort with the Durastar DRU1H36S2A, a 36,000 BTU Sirius Heat™ single-zone heat pump outdoor unit built to maintain heating performance down to –22 °F for dependable, year-round operation.

Cold-Climate, Heavy-Duty Design
Measuring 38-9/16" x 15-5/8" x 38-3/8" and weighing 204.15 lb , this robust unit features a base-pan heater and Golden Fin anti-corrosion coil to ensure long-lasting durability and reliable cold-weather performance.

Quiet, Eco-Friendly Operation
Runs at a quiet 62.5 dB with a variable-speed twin-rotary inverter compressor and low-GWP R-454B refrigerant—delivering efficient performance while minimizing environmental impact.

High Efficiency & Year-Round Comfort
Rated for full heating capacity at 0 °F and operating to –22 °F, this model achieves up to 17.4 SEER2 and 11.7 EER2 , providing consistent heating and cooling across extreme conditions.

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

System Compatibility & Warranty
Pairs with compatible Durastar indoor units such as the DRUM3036S2A air handler. Covered by a 10-year parts warranty when installed by a licensed professional and properly registered.

Ideal Use Cases
Perfect for single-zone applications in large homes, offices, or commercial spaces that demand high-capacity, quiet, and efficient heating and cooling—even in the harshest cold-weather climates.