MRCOOL
MRCOOL® E Star DIY 4th Gen 18k BTU Ductless Mini-Split Heat Pump Complete System 208-230V/60Hz
1.5 Ton | SEER2 22.7 | R-410A | 208-230V
- 18000 BTU cooling capacity
- Up to 22.7 SEER2 rated efficiency
- Rotary compressor
- Uses R-410A refrigerant
Key Specifications
Product Overview
The MRCOOL® 4th Generation DIY® 18K BTU, 22 SEER Ductless Heat Pump system offers a complete solution for your home’s heating and cooling needs. This system can heat & cool an area up to 750 sq. ft and is capable of an ENERGY STAR certified 22 SEER efficiency rating. However, the best feature of this system is the ease of installation it provides to the homeowner. With the included pre-charged 25 ft. line set, some baic power tools, and a few hours of time, this entire system can be completely installed. This system comes equipped with many functions that separate it from the rest. It has multiple operating modes, which include AUTO, HEAT, COOL, FAN-ONLY, DRY (dehumidification), and SLEEP. It also features the Follow Me® function, which allows the system to continually adjust the room temperature based on where the handheld remote controller is located. Need to operate the system when you’re not at home? No problem. The MRCOOL® system also has the capability of being operated with your smartphone through the use of the Smart HVAC app. MRCOOL® stands behind the quality and workmanship of this system by offering a 7-year compressor and 5-year parts warranty, including eligibility for the MRCOOL® Care Program.
Features
- Up to 22.7 SEER2
- Gold Fin® condenser: corrosion-resistant coastal living - don't worry, our condenser is built to resist long term corrosion
- Variable-speed DC inverter compressor technology cuts operating costs
- R-410A environmentally friendly refrigerant
- Standard 7-year compressor/5-year parts warranty
Additional specifications
| UPC | 810035935167 |
|---|---|
| Series | DIY 4th Gen E STAR |
| Refrigerant charge (oz) | 56.44 |
| Heating capacity (BTU/h) | 18000 |
| HSPF2 (region V) | 7.2 |
| SEER | 22 |
| EER | 12.5 |
| HSPF (region IV) | 11.5 |
| HSPF (region V) | 9 |
| Airflow (CFM) | 465.29/361.76/304.12 |
| Cycle (Hz) | 60 |
| Min circuit ampacity (A) | 18 |
| Max fuse / breaker (A) | 30 |
| Inverter | Yes |
| Line set included (ft) | 25 |
| Max line set length (ft) | 75 |
| Max coverage area | Up to 750 |
| Sound level low (dBA) | 31 |
| Sound level high (dBA) | 44.5 |
| Min ambient cooling (F) | -13 ~ 122 |
| Min ambient heating (F) | -13 ~ 75 |
| Aux heater included | No |
| Aux heater available | No |
| Wi-Fi capable | Yes |
| Remote included | Yes |
| AHRI certified | Yes |
| ENERGY STAR certified | Yes |
| UL listed | Yes |
| Parts warranty (years) | 5-year Parts |
| Compressor warranty (yrs) | 7-year Compressor |
Documents
- Specification sheet (PDF)
- Installation manual (PDF)
- Owner's manual (PDF)
- Service manual (PDF)
- Remote manual (PDF)
- Technical manual (PDF)
- Brochure (PDF)
- AHRI certificate (PDF)
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.
Technical Specifications
Performance
| System Type | Mini-Split |
|---|---|
| Capacity | 18000 BTU |
| Tonnage | 1.5 Ton |
| Compressor / Stages | Rotary |
| SEER2 | 22.7 |
| EER2 | 12.6 |
| HSPF2 | 9.8 |
| Sound Level | 44.5/37/31 dBA |
Electrical & Fuel
| Voltage | 208-230V |
|---|---|
| Phase | Single Phase |
| Refrigerant | R-410A |
| Connection Size | Liquid 1/4" / Suction 1/2" |
Physical & Certifications
| Color / Finish | White |
|---|
Shipping & Delivery
Installation video
Published by MRCOOL. Watch the full walkthrough before you start, and follow the installation manual for this model — the video is a guide, not a substitute for it.
Manufacturer Warranty
Covered by MRCOOL's limited warranty. Warranty terms are set by MRCOOL and differ by product line — whether registration is required, and whether the installation has to be performed by a state-licensed HVAC contractor, is not the same across the range. In every case coverage depends on the unit being installed according to MRCOOL's instructions and all applicable codes and permits. MRCOOL's warranty document for this model is the controlling source; ask us and we'll send you the one that applies.
Professional Installation Recommended
Most HVAC equipment must be installed and connected by a licensed professional to remain safe, code-compliant, and eligible for manufacturer warranty coverage. If you're unsure about installation requirements, contact us before you order.
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