Stockool is the UK's air conditioning specialist — in stock when nowhere else is. Shop retail AC units, trade pricing, self-install kits, or get matched with a local installer, all backed by real-time availability.

Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit

In StockEnergy A+

£2,450.00£2,500.00Save £50.00

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 homes requiring multi-room climate control, the Haier 3U70S2SR5FA 7.0kW outdoor unit is an exceptional choice. This powerful system supports up to three indoor units, providing independent temperature management for different areas of your home. Whether you are looking to cool a large open-plan living space or multiple bedrooms, this unit delivers consistent performance with high energy efficiency. The 3U70S2SR5FA utilizes advanced inverter technology to adjust its output dynamically, reducing energy consumption and noise levels. It is compatible with various indoor unit types, including wall-mounted, cassette, and ducted models, offering maximum flexibility for your installation. With built-in Wi-Fi capabilities via the hOn app, you can monitor and control your home's climate from anywhere, ensuring your living space is always at the perfect temperature before you arrive. This unit is a robust, future-proof solution for modern UK homes seeking reliable, year-round comfort.

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.

Smart guide

Google HomeAmazon Alexa

Free UK mainland delivery on in-stock units
Manufacturer warranty included
14-day returns

Cooling Capacity

24,000 BTU

Energy Rating

A+

Recommended Room

Up to 70m² total

Technical documents & videos

Official Haier manual

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

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

Full Specifications

Cooling Capacity24,000 BTU

Recommended Room SizeUp to 70m² total

Energy RatingA+

Smart HomeGoogle Home, Amazon Alexa

Noise Level—

CategoryMulti-Split System AC

SKU3U70S2SR5FA

Physical dimensions

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

Description

Compare similar units

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

This Unit

Haier

Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit

electriQ

electriQ iQool Multi-Split 2 x 12000 BTU Smart Wall Mounted Air Conditioner with Heat Pump - Black

Daikin

Daikin 3MXM68A9 Multi-Split Outdoor Unit

LG MU4R25.U42 7.0kW Multi-Split Outdoor Unit

Cooling Capacity

24,000 BTU

Room Size

Up to 70m² total

—

Up to 70m²

Up to 80m² total

Energy Rating

A+

—

A+++

A++

Heating Capable

Yes (heat pump)

Smart Home

Google Home, Amazon Alexa

Yes

Amazon Alexa, Google Home

Google Home, Amazon Alexa

Stock

In Stock

Price inc VAT

£2,450.00

£1,099.97

£2,698.92

£2,462.69

Common questions about the Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit

How many BTU is the Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit?

The Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit has a cooling capacity of 24,000 BTU, suitable for Up to 70m² total.

What room size is the Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit suitable for?

The Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit is recommended for rooms Up to 70m² total.

Can I install the Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit 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 Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit smart-home compatible?

Yes — the Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit supports Google Home, Amazon Alexa for app and voice control.

How long does delivery of the Haier 3U70S2SR5FA 7.0kW Multi-Split Outdoor Unit 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.

Electricity tariff (£/kWh)Hours per dayCooling months/year

This unit

230 kWh/yr

EER 11

Standard model

317 kWh/yr

EER 8

Est. saving

£23.31

86 kWh/yr less

Estimate based on the unit's energy-rating efficiency factor and cooling capacity (24,000 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 8 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.

Electric heater / season

£1543

This AC / season

£514

You save / season

£1029

~67% less electricity

Heating method	Electricity / season	Cost / season	Efficiency
This heat-pump AC	1905 kWh	£514	Up to 300%
Plug-in electric heater	5715 kWh	£1543	100%
Electric storage heater	5715 kWh	£1543	100%

Heat output estimated from this unit's 26,000 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 £514/season to heat a room vs £1543 for an electric heater - that's £1029 saved. https://stockool.store/products/haier-3u70s2sr5fa-7kw-multi-split-outdoor-unit

X Post on X WhatsApp