| Manufacturer | Treo |
| Type | Wall type air conditioners |
| Technology | Inverter |
| Series | AQ4 |
| Indoor Unit | CS-I18AQ4 |
| Outdoor Unit | CO-I18AQ4 |
| Power supply (V/ø/Hz) | 230 / 1 / 50 |
| Capacity (BTU) | 18 000 BTU |
| Cooling Capacity (kW) | 5.30 (1.30 - 5.90) |
| Heating Capacity (kW) | 5.60 (1.30 - 6.10) |
| Power Input Cooling/Heating (kW) | 1.43 (0.29 - 1.95) / 1.33 (0.25 - 1.80) |
| SEER (Seasonal Cooling Efficiency) | 8.50 |
| SCOP (Seasonal Heating Efficiency) | 4.60 |
| Energy Efficiency Class (Cooling) | A+++ |
| Energy Efficiency Class (Heating) | A++ |
| Current for Cooling / Heating (A) | 6.40 (2.20 - 8.80) / 6.10 (2.00 - 8.00) |
| Sound Pressure Indoor Unit - Cooling dB(A) | 40 / 35 / 23 / 22 |
| Sound Pressure Indoor Unit - Heating dB(A) | 40 / 35 / 23 / 22 |
| Sound Pressure Outdoor Unit - Cooling/Heating dB(A) | 52 / 52 |
| Sound Power Indoor Unit - Cooling/Heating dB(A) | 56 / 56 |
| Sound Power Outdoor Unit - Cooling/Heating dB(A) | 63 / 63 |
| Air Flow Indoor / Outdoor Unit - Cooling (m3/h) | 1000 / 900 / 800 / 650 |
| Dimensions - Indoor Unit WxHxD (mm) | 1089 x 328 x 227 |
| Dimensions - Outdoor Unit WxHxD (mm) | 785 x 555 x 300 |
| Weight - Indoor Unit (kg) | 12 |
| Weight - Outdoor Unit (kg) | 28.5 |
| Piping Connections - Liquid/Gas (mm) | φ 6.35 / φ 12.70 |
| Operation Range - Cooling (°C) | -15 ~ 53 |
| Operation Range - Heating (°C) | -35 ~ 32 |
| Refrigerant (type) | R32 |
| Warranty | 3 years |
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