Air conditioners
Klarstein Aero Ring 9K
Smart portable air conditioner with app and voice control (Klarstein app, Amazon Alexa, Google Home), R290 refrigerant. German-market source (klarstein.de).
Key specs
The specs that decide it — everything else is in the full sheet below.
portable
9,000 BTU/h
31 m²
A
64 dB(A)
No
Full specification sheet
Performance
How hard it works — speed, suction, power, temperatures.
- Cooling capacity
Cooling output in BTU/h. Higher cools a larger or hotter room, but match it to room size rather than maxing out.
- 9,000 BTU/h 25th pct in category
Capacity
How much it holds — load, volume, place settings, tank size.
- Recommended room size
Largest room the unit is rated to cool effectively.
- 31 m² 25th pct in category
Energy & running cost
Energy label, consumption, water use and noise.
- Energy class
EU 2021 energy-efficiency label, A (best) to G (worst). Ranks how little energy the appliance uses for its class. A wins.
- A 0th pct in category
- Noise level
Airborne acoustic noise emission from the energy label. Lower is quieter.
- 64 dB(A) 25th pct in category
Physical
Size, weight, finish and how it installs.
- Width
External width — check against your installation gap.
- 31 cm
- Height
External height.
- 68.2 cm
- Depth
External depth (excluding handles/hoses unless stated).
- 35 cm
- Weight
Product weight. Relevant for handling and for cordless vacuums where lighter is better.
- 27.5 kg
- Colour
Standard finish colour.
- Weiß
- Installation
How it installs (freestanding, built-in / integrated, etc.).
- mobil
Features
Programmes, smart control and convenience functions.
- Wi-Fi / app control
Whether the appliance connects to a companion app over Wi-Fi.
- Yes
- Type
Portable (rolls between rooms), split (wall-mounted, fixed install), or window unit.
- portable
- Heating function
Reverse-cycle heat-pump mode for warming the room in winter.
- No
- Wi-Fi control
Control the unit from a companion app over Wi-Fi.
- Yes
- Refrigerant
Refrigerant used in the cooling circuit (e.g. R290, R32).
- R290
Availability
Typical price, warranty and release year.
- Typical price
Approximate typical retail price where public. Lower is cheaper. Shown for orientation only — we do not track live deals.
- €460 33th pct in category
Frequently asked questions
What is the cooling of the Klarstein Aero Ring 9K? +
The Klarstein Aero Ring 9K has a cooling of 9,000 BTU/h.
What energy class is the Klarstein Aero Ring 9K? +
The Klarstein Aero Ring 9K carries an EU energy label rating of A.
How loud is the Klarstein Aero Ring 9K? +
The Klarstein Aero Ring 9K has a rated noise level of 64 dB(A).
How much does the Klarstein Aero Ring 9K cost? +
The Klarstein Aero Ring 9K has a typical price of around €460. Prices vary by retailer.
Source: manufacturer product page