UK portable AC stock crisis: Meaco & Midea portable units face industry-wide dispatch delays of several weeks to months. Split, multi-split, window, cassette & accessory lines are unaffected. Read our dispatch & fulfilment update

Winter is coming — your air conditioner heats too. Cut heating bills by up to 67% vs electric heaters.

🇬🇧 Delivering air conditioning across the UK — free UK mainland delivery on in-stock units
Gree Charmo 5.0kW Inverter Wall Split
Gree

Gree Charmo 5.0kW Inverter Wall Split

In StockEnergy A++

Available to order — dispatched on the lead time shown below.

£1,186.19£1,500.00Save £313.81

Trade pricing available — apply or sign in for your trade rate

Dispatched in 3-5 working days
UK-Wide Delivery
Free UK mainland delivery on in-stock units
🇪🇺 EU Delivery available
Dispatched in 3–7 working days, then 5–10 working days EU transit
Orders under €150 ship VAT-paid at checkout (IOSS, no charges on delivery). Orders of €150 or more ship DDU — import VAT and customs duty are collected by the courier on delivery.

Retail prices include VAT.

For larger living spaces or open-plan areas, the Gree Charmo 5.0kW Inverter Wall Split offers powerful cooling and heating performance. This high-capacity unit is designed to handle larger volumes of air efficiently, ensuring that even expansive rooms remain comfortable throughout the year. Equipped with an advanced inverter compressor, it adjusts its output to maintain the set temperature with minimal energy consumption. The Charmo series includes integrated Wi-Fi, allowing you to monitor and adjust your home climate from anywhere using your smartphone. Its robust construction and high-quality components make it a dependable choice for both residential and light commercial applications. With its sleek white finish and quiet operation, it provides a powerful climate solution without compromising on aesthetics or peace and quiet. Ideal for those who require a high-performance system that is both smart-enabled and energy-efficient for larger room requirements.

1

Need it installed?

We'll match you with a local HVAC engineer.

Smart-home ready

Connects natively with the systems below — control by app or voice.

Tuya / SmartLife
  • Free UK mainland delivery on in-stock units
  • Manufacturer warranty included
  • 14-day returns

Technical documents & videos

More from Gree →

Official Gree manual

The manufacturer's PDF for this model is being sourced and will be downloadable here.

All Gree catalogues and rangesMissing a document? Ask our team and we will send it over.

Full Specifications

Cooling Capacity18,000 BTU
Recommended Room SizeUp to 50m²
Energy RatingA++
Smart HomeTuya/SmartLife
Noise Level—
CategorySplit System AC
SKUH18ATCXB-K3NNA3A

Physical dimensions

Exact dimensions for this model are being confirmed with Gree — ask us and we will send the cut sheet with mounting and clearance figures.

Description

For larger living spaces or open-plan areas, the Gree Charmo 5.0kW Inverter Wall Split offers powerful cooling and heating performance. This high-capacity unit is designed to handle larger volumes of air efficiently, ensuring that even expansive rooms remain comfortable throughout the year. Equipped with an advanced inverter compressor, it adjusts its output to maintain the set temperature with minimal energy consumption. The Charmo series includes integrated Wi-Fi, allowing you to monitor and adjust your home climate from anywhere using your smartphone. Its robust construction and high-quality components make it a dependable choice for both residential and light commercial applications. With its sleek white finish and quiet operation, it provides a powerful climate solution without compromising on aesthetics or peace and quiet. Ideal for those who require a high-performance system that is both smart-enabled and energy-efficient for larger room requirements.

Compare similar units

Side-by-side specs for other split system ac in a similar BTU range.

Cooling Capacity
18,000 BTU
18,000 BTU
18,000 BTU
18,000 BTU
Room Size
Up to 50m²
—
—
—
Energy Rating
A++
A++
A++
A++
Heating Capable
Yes (heat pump)
Yes (heat pump)
Yes (heat pump)
Yes (heat pump)
Smart Home
Tuya/SmartLife
Yes
Yes
Yes
Stock
In Stock
In Stock
In Stock
In Stock
Price inc VAT
£1,186.19
£659.97
£548.90
£933.90

Common questions about the Gree Charmo 5.0kW Inverter Wall Split

How many BTU is the Gree Charmo 5.0kW Inverter Wall Split?

The Gree Charmo 5.0kW Inverter Wall Split has a cooling capacity of 18,000 BTU, suitable for Up to 50m².

What room size is the Gree Charmo 5.0kW Inverter Wall Split suitable for?

The Gree Charmo 5.0kW Inverter Wall Split is recommended for rooms Up to 50m².

Can I install the Gree Charmo 5.0kW Inverter Wall Split myself?

No — this unit requires professional installation by a qualified F-gas engineer. Use our Find an Installer service to get matched with a local HVAC professional.

Is the Gree Charmo 5.0kW Inverter Wall Split smart-home compatible?

Yes — the Gree Charmo 5.0kW Inverter Wall Split supports Tuya/SmartLife for app and voice control.

How long does delivery of the Gree Charmo 5.0kW Inverter Wall Split take?

This unit is dispatched in 3-5 working days. Delivery is then 1–2 working days to most UK mainland addresses, and 3–6 working days into the EU.

Annual energy savings estimate

How much this A++-rated unit could save versus a standard C-rated model, based on your usage.

This unit

146 kWh/yr

EER 13

Standard model

237 kWh/yr

EER 8

Est. saving

£24.65

91 kWh/yr less

Estimate based on the unit's energy-rating efficiency factor and cooling capacity (18,000 BTU). Actual savings vary with room size, climate and usage patterns.

Winter heating cost: this AC vs electric heaters

This unit reverses to heat your room in winter. Based on its 5 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.

Electric heater / season

£1068

This AC / season

£356

You save / season

£712

~67% less electricity

Heating methodElectricity / seasonCost / seasonEfficiencySummer cooling
This heat-pump AC1319 kWh£356Up to 300%
Plug-in electric heater3957 kWh£1068100%
Electric storage heater3957 kWh£1068100%

Heat output estimated from this unit's 18,000 BTU/hr rating. A heat pump moves heat (COP ≈ 3), so it uses about a third of the electricity of a direct-electric heater for the same warmth. Actual savings vary with room size, insulation, tariff and usage. See the full comparison →

Share your savings

This heat-pump AC costs only £356/season to heat a room vs £1068 for an electric heater - that's £712 saved. https://stockool.store/products/gree-charmo-5-0kw-inverter-wall-split-wifi

You may also need

Sealey Air Cooler, Purifier & Humidifier with Remote Control 13L SAC13
In Stock

Sealey Air Cooler, Purifier & Humidifier with Remote Control 13L SAC13

Drop-ship available
£151.73inc VAT
Dispatched in 1–2 working days
Sealey Air Cooler, Purifier & Humidifier SAC04
In Stock

Sealey Air Cooler, Purifier & Humidifier SAC04

Drop-ship available
£92.33inc VAT
Dispatched in 1–2 working days
Sealey Air Cooler, Heater, Purifier & Humidifier SAC41
In Stock
Sealey Heats too

Sealey Air Cooler, Heater, Purifier & Humidifier SAC41

Heats too (heat pump)
Drop-ship available
£237.53inc VAT
Dispatched in 1–2 working days
Sealey Commercial Portable Air Cooler SAC125
In Stock

Sealey Commercial Portable Air Cooler SAC125

Drop-ship available
£989.93inc VAT
Dispatched in 1–2 working days

We use cookies to measure how the store is used and to improve it. You can accept all cookies or keep only the essential ones needed to run your cart and checkout. See our privacy policy.