Akai MISTRAL-9K12K GRADE A1 - Mistral Multi-Split 1x9000 and 1 A1/MISTRAL-9K12K
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GRADE A1
Akai Mistral Multi-Split 1x9000 and 1x12000 BTU Wall Mounted Split Air Conditioner with Heat Pump
Why buy me
The details
Space-saving solution
Unlike conventional split air conditioners that need a separate outdoor compressor for every room, the Akai Mistral dual-split runs two rooms from a single outdoor compressor. That saves on installation cost, saves on running cost, and keeps the outside of your property tidy. Each indoor unit has its own remote control, so both rooms can be set independently.
The pairing is deliberate:
Cooling & heating, all year round
The Mistral is a full heat pump system - it cools in summer and heats in winter, at up to 6.16 kW of heating output. The Strong Dehumidify function pulls excess moisture out of the air for better air quality, and it’s genuinely useful for drying laundry on wet days.
Inverter performance
The Mistral uses DC inverter technology - the compressor speed ramps up and down with demand instead of switching hard on and off. Cooling output modulates from just 1.23 kW up to 5.6 kW, and power draw from 280 W to 2050 W. That means it hits target temperature fast, then sips power to hold it. Inverter systems typically cut 40–60% off the energy bill versus a fixed-speed equivalent, and they run far more quietly once they’ve settled.
Customise your comfort & save energy
Don’t waste money heating rooms nobody is in. A dual split lets you create separate temperature zones in the parts of your home you actually use. Heating by heat pump is up to 4 times more efficient than electric heating.
At full cooling tilt the Mistral draws 1545 W - around 42p per hour at 27p/kWh. Once it’s holding temperature, the inverter can drop as low as 280 W, or about 8p per hour.
Running cost assumption: 27p/kWh. Merch to refresh against current price cap before go-live.
Built to be lived with
Technical specifications
Dimensions
What's in the Box
Not Included
Useful Information
The indoor and outdoor units are pre-gassed and sealed. The indoor units fit to the wall using the mounting plate supplied in the box. The condenser can be floor-mounted or wall-mounted using an optional bracket.
This unit must be installed by an F-Gas qualified AC engineer. Please ensure the fitter reads the user manual in full before installing. These units contain a gas governed by F-Gas regulations.
Note: To reduce Global Warming Potential, the outdoor unit footprint, and to provide extra energy savings, our outdoor units have a rating lower than the sum of the indoor units’ BTU. This does not affect cooling or heating in individual rooms - the units are variable inverters and balance capacity between rooms to reach target temperature in the shortest time. Please size rooms per our guidance or call for tech support.
Downloads
Excellent cosmetic condition - looks like new and saves you money.

These products come in excellent cosmetic condition. From fully refurbished machines to unwanted returns, you can enjoy a device that looks like-new for an incredible price. Our expert engineers have checked and tested every product to ensure they're in exceptional working order.

These devices arrive in very good cosmetic condition. They may display very light cosmetic marks like light scratches or dents but are in full working order. All very good graded products are rigorously tested by our expert engineers.

These products are in good cosmetic condition. Some have scratches and dents, which is reflected in the price. But they do not affect how each device performs. These products have been thoroughly tested by our expert engineers and are in full working order.
Reliable and safe
A huge range of our products are BSI Kitemark certified, this means that products meet the stringent British Standards Institution criteria. The BSI Kitemark ensures refurbished products have undergone thorough refurbishment to meet high-quality standards, guaranteeing reliability and safety.
Our refurbishing process
These products come in excellent cosmetic condition. From fully refurbished machines to unwanted returns, you can enjoy a device that looks like-new for an incredible price. Our expert engineers have checked and tested every product to ensure they're in exceptional working order.
Enjoy free, standard delivery with every purchase. All mainland UK deliveries will arrive within three to five working days, with expensive or fragile items being shipped by a courier that requires a signature. Want it sooner? Just select Next Working Day Delivery at the checkout, and we'll do the rest. Then, keep an eye on your inbox for our dispatch note.
Just so you know, if you're ordering from a rural or hard to reach location like Northern Ireland, the Republic of Ireland or the Scottish Highlands or islands, your order may take up to 14 days to arrive.
All new products come with a manufacturer's warranty to protect against technical faults. This does not include viruses, malware or software defects caused by installation errors. In the event of a fault, please contact your manufacturer. They will arrange your repair or exchange quickly.
If you cannot get in touch with the manufacturer or you've purchased a refurbished product, please contact our aftercare sales team via the eBay messaging service.
We work with trusted couriers to ensure all orders arrive on time and in perfect condition. But, in the rare event that something gets lost or damaged, we'll do everything we can to put this right.
Before raising a case with eBay, contact us via the eBay messaging service – this is the speediest way to inform us. Please share as much information as possible to help us swiftly resolve your issue.
We started from humble beginnings back in 1999 with a small shop in Huddersfield and we’ve quickly grown to become the UKs largest Appliance & Tech specialist.