MRCOOL DIY 4th Gen 18,000 BTU 208-230V 2-Zone Ductless Mini-Split Heat Pump Condenser, 21.2 SEER2, R-410A DIY-MULTI2-18HP230C
MRCOOL DIY 4th Gen 18,000 BTU 208-230V 2-Zone Ductless Mini-Split Heat Pump Condenser, 21.2 SEER2, R-410A DIY-MULTI2-18HP230C
- 18,000 BTU/h cooling, 19,000 BTU/h heating
- 21.2 SEER2 | 12.5 EER2
- Voltage: 208-230V, 1-phase, 60 Hz
- R-410A refrigerant
- Manufacturer part number DIY-MULTI2-18HP230C
Request a quote
Need a custom build, freight order, or just want pricing in writing before you order? Quotes back within 24 hours.
Overview
The MRCOOL DIY-MULTI2-18HP230C is a multi-zone mini-split condenser from the MRCOOL DIY 4th Gen Multi-Zone line. It delivers 18,000 BTU/h of cooling and 19,000 BTU/h of heating capacity. MRCOOL rates its efficiency at 21.2 SEER2 and 12.5 EER2. It uses R-410A refrigerant and runs on 208-230V single-phase power.
A multi-zone condenser runs several indoor air handlers from one outdoor unit, so each room or zone keeps its own temperature setting.
Highlights
- Gold Fin® coated condenser coil for corrosion resistance
- Quick Connect® refrigerant connections with pre-charged lines, so no vacuum pump or brazing is needed
- Inverter-driven variable-speed compressor adjusts output to demand for steadier temperatures and lower energy use
- Energy Efficient DC Inverter
- R-410A environmentally friendly refrigerant
- Line sizes 1/4”, 1/2” & 3/8”, 5/8”
Installation
MRCOOL designs this product for do-it-yourself installation. Read the installation manual before you start, and check local electrical code and permit requirements.
Specifications
| Model | DIY-MULTI2-18HP230C |
| Series | DIY 4th Gen Multi-Zone |
| Cooling Capacity (BTU/h) | 18,000 |
| Heating Capacity (BTU/h) | 19,000 |
| SEER2 | 21.2 |
| EER2 | 12.5 |
| SEER | 21 |
| EER | 12.5 |
| Airflow (CFM) | 1764.71 |
| Zone Capacity | 2 |
| Voltage (V) | 208-230 |
| Phase | 1 |
| Frequency (Hz) | 60 |
| Minimum Circuit Ampacity (A) | 18 |
| Max Fuse / Breaker (A) | 25 |
| Refrigerant | R-410A |
| Refrigerant Charge (oz) | 65.26 |
| Inverter | Yes |
| Compressor Type | Twin - Rotary |
| Sound Level (dBA) | 59 |
| Min Ambient, Cooling (°F) | 5 ~ 122 |
| Min Ambient, Heating (°F) | -13 ~ 75.2 |
| Max Line Set Length (ft) | 123 TOTAL |
| Liquid Line Size (in) | 1/4 |
| Suction Line Size (in) | 1/2 |
| Wi-Fi Compatible | Yes |
| App Control | Yes |
| Color | White |
| Dimensions, W × H × D (in) | 35.04 × 26.50 × 13.46 |
| Net Weight (lb) | 100.53 |
| Shipping Dimensions, W × H × D (in) | 40.94 × 29.33 × 17.64 |
| Shipping Weight (lb) | 111 |
| Warranty | 5-year Parts/7-year Compressor |
| Parts Warranty | 5-year Parts |
| Compressor Warranty | 7-year Compressor |
More Documents
Key features
- 18,000 BTU/h cooling, 19,000 BTU/h heating
- 21.2 SEER2 | 12.5 EER2
- Voltage: 208-230V, 1-phase, 60 Hz
- R-410A refrigerant
- Manufacturer part number DIY-MULTI2-18HP230C
Documents & downloads
Warranty
Warranty: 5-year Parts/7-year Compressor Parts Warranty: 5-year Parts Compressor Warranty: 7-year Compressor Coverage terms, registration and installation requirements are set by MRCOOL; see the MRCOOL warranty document for this model.

