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| Product Fiche |
| Model name | WHT661S2X |
| Annual Energy Consumption - AEChood | 50,2 kWh/a |
| Energy efficiency class | A |
| Fluid Dynamic Efficiency - FDE | 30,0 % |
| Fluid Dynamic Efficiency class | A |
| Light Efficiency - LEhood | 13,0 lux/W |
| Lighting Efficiency Class | D |
| Grease Filtering Efficiency - GFEhood | 86,0 % |
| Grease Filtering Efficiency class | B |
| A-waighted Sound Power Emission at minimum speed | 135 m³/h |
| Maximum Air Flow in normal use | 480 m³/h |
| Air Flow at intensive/boost setting | 757 m³/h |
| A-waighted Sound Power Emission at minimum speed | 39 dB(A) re 1pW |
| A-waighted Sound Power Emission at maximum speed | 65 dB(A) re 1pW |
| A-waighted Sound Power Emission at intensive or boost speed | 76 dB(A) re 1pW |
| Power consumption off mode - Po | - |
| Power consumption in standby mode - Ps | 0,99 W |