| Model | WS18TWS | ||
| Indoor Unit | WS18TWN | ||
| Outdoor Unit | WS18TWU | ||
| Rated Capacity | Cooling kw | 4.8 | |
| Heating kw | 5.9 | ||
| Capacity Range | Cooling kw min – max | 0.9 ~ 5.5 | |
| Heating kw min – max | 0.9 ~ 6.4 | ||
| Power Input | Cooling Rated | 1.46 | |
| Heating Rated | 1.67 | ||
| RunningCurrent | Cooling Rated | 6.5 | |
| Heating Rated | 7.4 | ||
| EER | W/W | 3.28 | |
| AEER | – | 3.27 | |
| COP | W/W | 3.52 | |
| ACOP | – | 3.5 | |
| Energy Label / Star Ratings | Cooling | 2.0 STAR | |
| Heating | 2.5 STAR | ||
| Power Supply | 1Ph, 220~240V, 50Hz | ||
| Indoor | Air Flow Rate | Cooling, Max / H / M / L | 258 / 242 / 217 / 175 |
| Heating, Max / H / M / L | 308 / 267 / 225 / 183 | ||
| Sound Pressure Level | Cooling, Max / H / M / L / SL | 49 / 44 / 39 / 34 / 31 | |
| Dimensions (W × H × D) | Net | 998 x 345 x 210 | |
| Weight | Net | 11.9 | |
| Outdoor | Compressor | Twin Rotary | |
| Condenser | Corrosion Protection | Gold | |
| Sound Pressure Level | Cooling, Rated | 53 | |
| Heating, Rated | 55 | ||
| Sound Power Level | 65 | ||
| Dimensions* (W × H × D) Net | 770 x 545 x 288 | ||
| Weight – Net | 34.4 | ||
| OperationRange | Cooling | -10 ~ 48 | |
| Heating | -10 ~ 24 | ||
| Circuit Breaker A | 20 | ||
| Power Supply Guide No | 3 Core + Earth | ||
| Power Supply to Unit – | Outdoor | ||
| Power and Communication Cable – No. x mm2 | 4 x 1.0 ( Including Earth) | ||
| Piping | Size | Liquid | ø 6.35 (1/4) |
| Gas | Ø 12.7 (1/2) | ||
| Connections Method | Indoor / Outdoor | Flared / Flared | |
| Drain Hose Size | O.D, I.D | mm | 20/15 |
| Between Indoor & Outdoor | Piping Length | Min ~ Max m | 3 ~ 20 |
| Pre-Charge Length m | 7.5 | ||
| Max. Elevation Difference m | 10 | ||
| Piping Connection Heat Insulation | – | Both liquid and gas pipes | |
| Refrigerant Charge | Type – | R32 | |
| Pre Charge g | 1000 | ||
| Additional Charge g/m | 20 | ||
| Control – | Electronic Expansion Valve |
