MRCOOL® 36k BTU 18 SEER2 DC Inverter Packaged Heat Pump-R410A
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MODEL: MDPH180364
High-Efficiency 3-Ton Packaged Heat Pump with Inverter Technology
The MRCOOL® Universal Series 36k BTU DC Inverter Packaged Heat Pump is a powerful, all-in-one solution for heating and cooling residential spaces with maximum energy efficiency. Engineered for performance in extreme temperatures—down to -22°F in heating mode—this 3-ton ducted system uses advanced inverter technology to maintain consistent indoor comfort while dramatically reducing energy costs.
Ideal for homeowners looking to replace aging HVAC systems or upgrade to a modern, eco-friendly alternative, this unit provides both heating and cooling from a single outdoor package. Its variable-speed DC inverter compressor minimizes noise and energy loss, adapting to indoor and outdoor temperature changes with precision. The system supports flexible air return (bottom or side), rooftop or standard installation, and offers compatibility with optional heat kits for colder climates.
Enjoy peace of mind with a best-in-class 10-year warranty on parts, labor, and compressor—with no registration required.
Why Installers Choose It
✅ High-Efficiency Performance – 18 SEER2, 11 EER2, and 8.8 HSPF2 ratings
✅ Inverter Compressor – Smooth, silent operation with real-time temperature adaptation
✅ Extreme Climate Ready – Operates from -22°F to 125°F
✅ Flexible Return Air – Side or bottom configuration for rooftop or ground install
✅ Zero Fossil Fuels – Fully electric, low-emission HVAC solution
✅ Wired Thermostat Included – Easy control right out of the box
✅ 10-Year Warranties – Coverage on parts, labor, and compressor—no forms to fill
Specifications
Specifications at a Glance
| Attribute | Details |
|---|---|
| Cooling Capacity | 34,400 BTU |
| Heating Capacity | 36,000 BTU |
| Tonnage | 3 Ton |
| SEER2 / EER2 | 17.8 / 11 |
| HSPF2 | 8.8 |
| Voltage / Phase / Cycle | 208–230V / 1 / 60 Hz |
| Inverter | Yes (DC Inverter Rotary) |
| Refrigerant Type / Volume | R410A / 176.4 oz |
| Noise Level (Low/High) | 63 dBA / 73 dBA |
| Dimensions (W x D x H) | 44" × 35.43" × 49.25" |
| Net Weight | 523 lbs |
| Energy Certifications | ENERGY STAR®, AHRI, ETL Listed |
| Warranty | 10 Years Parts, Labor, Compressor |
What’s Included
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MRCOOL® 3-Ton Packaged Heat Pump (Model MDPH180364)
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Wired Thermostat
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Washable Aluminum Filter (28x9x3/5 in)
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Precharged Unit with R410A Refrigerant
- Integrated Inverter Compressor & Fan Systems
Installation
⚠️ This system must be installed by a licensed HVAC professional to ensure optimal performance and warranty compliance. Optional auxiliary heat kits are available for additional heating support in colder regions.
Installation & Manuals
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