MRCOOL® Universal Series 2–3 Ton DC Inverter Heat Pump Condenser – Up to 20 SEER, Ultra-Quiet, 208-230V
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MODEL: MDUO18024036
Advanced All-Electric Heating & Cooling for Year-Round Home Comfort
Step into the future of efficient, all-electric climate control with the MRCOOL® Universal Series 2–3 Ton DC Inverter Heat Pump Condenser. Designed to replace traditional HVAC systems, this ultra-high-efficiency unit delivers up to 20 SEER cooling and powerful heating—even in sub-zero temperatures down to -22°F.
Its sleek, compact design makes it ideal for zero-lot-line homes, strict noise-regulated areas, and rooftop or conventional installs. Featuring a whisper-quiet DC inverter rotary compressor and an energy-saving EEV metering device, it offers rapid heating/cooling with incredibly low operational sound levels of just 55 dB. Plus, it’s compatible with most third-party air handlers and smart thermostats (including Nest).
With no gas furnace required, the MRCOOL® Universal system gives homeowners a fully electric, eco-friendly option—delivering comfort, flexibility, and long-term savings.
Why You’ll Love It
✅ 2–3 Ton Capacity – Covers 24,000–36,000 BTU heating & cooling demand
✅ Up to 20 SEER Efficiency – For significant year-round utility savings
✅ -22°F Heating Capability – Engineered for extreme cold climates
✅ Energy Star & AHRI Certified – Trusted performance and verified ratings
✅ Universal Compatibility – Works with most thermostats and air handlers
✅ Ultra-Quiet Operation – Just 55 dB(A) for peaceful indoor comfort
✅ Slim Footprint – Ideal for tight spaces, rooftops, or noise-restricted zones
✅ DC Inverter Technology – Smooth, energy-efficient temperature control
✅ Pre-Charged with R-410A – Saves install time and complexity
✅ 10-Year Warranty – Registered limited coverage for added peace of mind
What’s Included:
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MRCOOL® Universal 2–3 Ton Inverter Heat Pump Condenser
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Pre-Charged with 148.8 oz R-410A Refrigerant
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Product Brochure
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Installation Manual
- AHRI Certificate
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Warranty Registration Info
Specifications
Specifications at a Glance
| Attribute | Details |
|---|---|
| Voltage | 208–230V / 1 Phase / 60 Hz |
| Cooling Capacity (BTU) | 24,000 |
| Heating Capacity (BTU) | 24,000 |
| SEER / SEER2 | Up to 20 / 17 |
| EER / EER2 | 12.5 / 12 |
| HSPF / HSPF2 | 10.5 / 9 |
| CFM | 3000 |
| Compressor Type | Inverter Rotary |
| Decibel Rating | 55 dB(A) |
| Refrigerant Type | R-410A (Pre-Charged) |
| Operating Temp (Cool/Heat) | 5°F–129.2°F (cool), -22°F–75.2°F (heat) |
| Line Set Size (Liquid/Suction) | 3/8" / 3/4" |
| Max Line Set Length | 164 ft |
| Energy Star Certified | Yes |
| AHRI Certified | Yes |
| ETL Certified | Yes |
| Warranty (Registered) | 10-Year Limited Warranty |
Room Size & BTU Coverage Guide (Universal Series)
| BTU Rating | Tonnage | Recommended Room Size |
|---|---|---|
| 18,000 BTU | 1.5 Ton | 600 – 900 sq. ft. |
| 24,000 BTU | 2 Ton | 800 – 1,200 sq. ft. |
| 36,000 BTU | 3 Ton | 1,200 – 1,500 sq. ft. |
| 48,000 BTU | 4 Ton | 1,500 – 2,000 sq. ft. |
| 60,000 BTU | 5 Ton | 2,000 – 2,500+ sq. ft. (open concept) |
💡 Based on 8 ft ceilings, good insulation, and average sun exposure. Size up for rooms with high ceilings, large windows, or poor insulation.
Installation
Installation & Manuals
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