Best Optima Ca 703 2026

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Last Updated - 03.02.2026

Best Choice

01

Clean Air Optima

Clean Air Optima CA-703 - Dehumidifier and Air Purifier with Ioniser and UV LED Lamp - Dehumidification Performance up to 0.7 Litres/Day - Suitable up to 10 m²/25 m³ (Black)

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The clear digital control panel on the front of the dehumidifier has three touch buttons that make it easy to select the desired settings. Setting options of the dehumidifier CA-703B - Switching the dehumidification on and off - Triple air purification can be switched on and off for dehumidification (ioniser + UV LED + photocatalytic filter) - 0-24 hour timer function for the shut-off time
Suitable for use at home and on the road: the included 12 volt car adapter makes the Clean Air Optima CA-703B dehumidifier also suitable for use in cars, trucks, buses, commercial vehicles, caravans, motorhomes, boats, etc.
For an optimal indoor climate, the humidity is crucial. The optimal humidity recommended by medical specialists in closed rooms is in the range of 40 to 60% humidity.
Effective dehumidification by thermo-electric Peltier element: the CA-703 Peltier element converts electrical voltage between two different metals into a temperature difference. The air to be dried flows over the cooling element, by cooling the contained water, which is collected in the collection container.
Continuous water drainage: the dehumidifier CA-703 is suitable for continuous water drainage by connecting the supplied water hose. The CA-703 can be used for continuous emptying after the water hose has been installed and placed into a drain. This makes the CA-703 dehumidifier suitable for continuous operation and use without supervision.

119,00 €
02

Clean Air Optima

Clean Air Optima CA-703W - Dehumidifier and Air Purifier with Ioniser and UV LED Lamp - Dehumidification Performance up to 0.7 Litres/Day - Suitable up to 10 m²/25 m³ (White)

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The clear digital control panel on the front of the dehumidifier has three touch buttons that make it easy to select the desired settings. Setting options of the dehumidifier CA-703W - Turn on and off the dehumidification - Triple air purification can be switched on and off for dehumidification (ioniser + UV LED + photocatalytic filter) - 0-24 hour timer function for the shut-off time
Suitable for use at home and on the road: the included 12 volt car adapter makes the Clean Air Optima CA-703W dehumidifier also suitable for use in cars, trucks, buses, commercial vehicles, caravans, motorhomes, boats, etc.
For an optimal indoor climate, the humidity is crucial. The optimal humidity recommended by medical specialists in closed rooms is in the range of 40 to 60% humidity.
Effective dehumidification by thermo-electric Peltier element: the CA-703 Peltier element converts electrical voltage between two different metals into a temperature difference. The air to be dried flows over the cooling element, by cooling the contained water, which is collected in the collection container.
Continuous water drainage: the dehumidifier CA-703 is suitable for continuous water drainage by connecting the supplied water hose. The CA-703 can be used for continuous emptying after the water hose has been installed and placed into a drain. This makes the CA-703 dehumidifier suitable for continuous operation and use without supervision.

104,00 €