| key specs |
| Capacity | 1.5 Ton | 1 Ton |
| Star Rating | 5 Star | 3 Star |
| Type | Split | Split |
| Condenser Coil | Copper | Copper |
| Power Requirement | 230V, 50Hz | AC 230 V, 50 Hz |
| Dimensions | 95 cm x 31.7 cm x 22.3 cm | 849 mm x 289 mm x 210 mm |
| Power Consumption | - | 1122 W |
| Technology | - | Cold Plasma |
| general |
| Brand | Blue Star | Blue Star |
| Model | 1.5 Ton 5 Star Inverter Split AC (ID518QNURS) | 1 Ton 3 Star Split AC (3CNHW12OATU) |
| Model Name | ID518QNURS | 3CNHW12OATU |
| Type | Split | Split |
| Capacity | 1.5 Ton | 1 Ton |
| Star Rating | 5 Star | 3 Star |
| BEE Rating Year | 2025 | 2018 |
| Colours | White | White |
| Cooling Capacity | 5110W | 3360 W |
| Compressor | Inverter | Inverter Rotary |
| Refrigerant | R32 | R32 |
| Condenser Coil | Copper | Copper |
| Remote Control | Yes | Yes |
| Operating Modes | - | Auto/Cool/Fan/Dry, Fan Modes Auto/High/Medium/Low, Energy Saver |
| Dehumidification | - | Yes |
| Technology Used | - | Cold Plasma |
| dimensions |
| Indoor W x H x D | 95 cm x 31.7 cm x 22.3 cm | 849 mm x 289 mm x 210 mm |
| Indoor Unit Weight | 10.8 kg | 10.5 kg |
| Outdoor W x H x D | 78 cm x 52.6 cm x 25 cm | 776 mm x 540 mm x 320 mm |
| Outdoor Unit Weight | 25.4 kg | 28.5 kg |
| Other Dimensions | - | Suction Tube Size Outer Diameter: 9.52 mm, Liquid Tube Size Outer Diameter: 6.35 mm, Maximum Piping Capability Total: 20 m, Maximum Piping Capability Vertical: 10 m, Refrigerant Additional Charge Beyond 4 M: 15 g/m |
| performance features |
| ISEER | 5.05 W/W | 3.62 W/W |
| Indoor Noise Level | - | High - 38 dB, Low - 29 dB |
| Panel Display | - | Yes |
| Turbo Mode | - | Yes |
| power features |
| Power Requirement | 230V, 50Hz | AC 230 V, 50 Hz |
| Power Consumption | - | 1122 W |
| Other Power Features | - | Rated Cooling Capacity 50% Load: 1680 W, Cooling Power Input 50% Load: 449 W, Electricity Consumed in 1600 Hours Units/Year: 718.75, Running Current: 4.87 A |
| air flow and filter features |
| Dust Filter | Yes | Yes |
| Other Air Flow Features | - | Airflow Volume Wet: Medium/Low - 288/247 CFM, Moisture Removal: 0.77 L/hrs, Motorised - Horizontal Louvre/Vertical Swing, Motorised- Vertical Louvre/Horizontal Swing, Airflow Direction Control |
| Air Circulation | - | 347 CFM |
| Anti-bacteria Filter | - | Yes |
| Active Carbon Filter | - | Yes |
| Other Filter Features | - | Catechin, Silver Ion, Anti-Acarien, Vitamin C |
| convenience features |
| Auto Restart | Yes | Yes |
| Quiet Mode | - | No |
| Timer | - | Yes |
| Sleep Mode | - | Yes |
| Memory Feature | - | Yes |
| Self Diagnosis | - | Yes |
| Other Convenience Features | - | Acoustic Jacket on Compressor, Timer On/Off |
| warranty |
| Warranty Summary | 5 Year warranty | 1 Year on Product and 10 Years Compressor Warranty |
| body and design features |
| Evaporator Fin Type | - | Hydrophilic Blue |
| Condenser Fin Type | - | Anti Corrosive Blue |
| remote control features |
| Night Glow Buttons | - | Yes |
| Other Features | - | Large LCD with Back Light |