
Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner
Available to order — dispatched on the lead time shown below.
Trade pricing available — apply or sign in for your trade rate
Retail prices include VAT.
The Whynter 12,000 BTU heavy-duty inverter window unit offers commanding cooling capacity engineered for expansive open-plan layouts, loft apartments, and busy home workspaces up to 40 square metres. Utilizing advanced variable-speed inverter mechanics, it continuously modulates cooling output, saving considerable energy whilst maintaining ultra-precise ambient temperatures. Built-in Wi-Fi gives users full remote management through dedicated apps or paired voice assistants. The external chassis provides dampening acoustic insulation to keep compressor hum outside your living space. Supplied with an extensive installation bracket kit and weather seals, this self-install window model ensures airtight containment and maximum seasonal efficiency without occupying valuable interior floor area.
Self-install friendly
ModerateThis unit is designed for confident DIYers. Guides & video below.
Smart-home ready
Connects natively with the systems below — control by app or voice.
- Free UK mainland delivery on in-stock units
- Manufacturer warranty included
- 14-day returns
Technical documents & videos
More from Whynter →Official Whynter manual
The manufacturer's PDF for this model is being sourced and will be downloadable here.
Full Specifications
Physical dimensions
Exact dimensions for this model are being confirmed with Whynter — ask us and we will send the cut sheet with mounting and clearance figures.
Description
The Whynter 12,000 BTU heavy-duty inverter window unit offers commanding cooling capacity engineered for expansive open-plan layouts, loft apartments, and busy home workspaces up to 40 square metres. Utilizing advanced variable-speed inverter mechanics, it continuously modulates cooling output, saving considerable energy whilst maintaining ultra-precise ambient temperatures. Built-in Wi-Fi gives users full remote management through dedicated apps or paired voice assistants. The external chassis provides dampening acoustic insulation to keep compressor hum outside your living space. Supplied with an extensive installation bracket kit and weather seals, this self-install window model ensures airtight containment and maximum seasonal efficiency without occupying valuable interior floor area.
Compare similar units
Side-by-side specs for other window units in a similar BTU range.
Common questions about the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner
How many BTU is the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner?
The Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner has a cooling capacity of 12,000 BTU, suitable for Up to 40m².
What room size is the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner suitable for?
The Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner is recommended for rooms Up to 40m².
Can I install the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner myself?
Yes — the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner is rated as Moderate for self-installation. Guides and video tutorials are available on the product page.
Is the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner smart-home compatible?
Yes — the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner supports Amazon Alexa, Google Home for app and voice control.
How long does delivery of the Whynter 12,000 BTU Heavy Duty Inverter Window Air Conditioner take?
This unit is dispatched in 2-3 working days. Delivery is then 1–2 working days to most UK mainland addresses, and 3–6 working days into the EU.
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Mitsubishi ElectricAnnual energy savings estimate
How much this A++-rated unit could save versus a standard C-rated model, based on your usage.
This unit
97 kWh/yr
EER 13
Standard model
158 kWh/yr
EER 8
Est. saving
£16.44
61 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (12,000 BTU). Actual savings vary with room size, climate and usage patterns.
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