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Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System
Carrier

Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System

Pre-OrderEnergy A++
£1,373.13£1,700.00Save £326.87

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

Pre-order — approx. 4 weeks
UK-Wide Delivery
Free UK mainland delivery on in-stock units
🇪🇺 EU Delivery available
EU pre-order — approx. 4 weeks, dispatch + 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.

The Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System is a light-commercial and luxury domestic solution designed to fit cleanly within standard 600x600mm ceiling grids. Delivering 360-degree round-flow air distribution, it prevents thermal layering and cold spots across open-plan dining rooms, offices, and retail premises. Carrier's industry-leading DC inverter technology achieves high seasonal efficiency and remarkably low operational sound levels. Complete with a built-in high-head condensate drain lift pump and cleanable antimicrobial air filters, it ensures trouble-free installation and reliable maintenance. Compatible with smart digital controllers and Wi-Fi expansion accessories, this reverse-cycle heat pump split system provides powerful, balanced heating and cooling year-round, making it a preferred choice for architects, developers, and discerning UK homeowners alike.

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.

Carrier Home AppAmazon AlexaGoogle Assistant
  • Free UK mainland delivery on in-stock units
  • Manufacturer warranty included
  • 14-day returns

In stock now — closest alternatives

This unit is on pre-order. These ship now, matched on cooling capacity and price.

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Gree Amber Royal 5.3kW Inverter Wall Split
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Save £417.91
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Vaillant climaVAIR multi VAM1-050A2NO Dual-Zone Inverter Outdoor Unit 5.0kW
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Vaillant climaVAIR multi VAM1-050A2NO Dual-Zone Inverter Outdoor Unit 5.0kW

18,000 BTU Up to 55 m² total across 2 rooms
Energy A++Heats too (heat pump)
Drop-ship available
£1,313.43inc VAT
3-5 working days
Browse all in-stock units →

Technical documents & videos

More from Carrier →

Official Carrier manual

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

All Carrier 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 HomeCarrier Home App, Amazon Alexa, Google Assistant
Noise Level—
CategorySplit System AC
SKUCAR-RAV-18-4W

Physical dimensions

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

Description

The Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System is a light-commercial and luxury domestic solution designed to fit cleanly within standard 600x600mm ceiling grids. Delivering 360-degree round-flow air distribution, it prevents thermal layering and cold spots across open-plan dining rooms, offices, and retail premises. Carrier's industry-leading DC inverter technology achieves high seasonal efficiency and remarkably low operational sound levels. Complete with a built-in high-head condensate drain lift pump and cleanable antimicrobial air filters, it ensures trouble-free installation and reliable maintenance. Compatible with smart digital controllers and Wi-Fi expansion accessories, this reverse-cycle heat pump split system provides powerful, balanced heating and cooling year-round, making it a preferred choice for architects, developers, and discerning UK homeowners alike.

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
Carrier Home App, Amazon Alexa, Google Assistant
Yes
Yes
Yes
Stock
Pre-Order
In Stock
In Stock
In Stock
Price inc VAT
£1,373.13
£659.97
£548.90
£933.90

Common questions about the Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System

How many BTU is the Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System?

The Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System has a cooling capacity of 18,000 BTU, suitable for Up to 50m².

What room size is the Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System suitable for?

The Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System is recommended for rooms Up to 50m².

Can I install the Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System 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 Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System smart-home compatible?

Yes — the Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System supports Carrier Home App, Amazon Alexa, Google Assistant for app and voice control.

How long does delivery of the Carrier Toshiba-Carrier RAV 18,000 BTU 4-Way Compact Ceiling Cassette Split System take?

This unit is 3-6 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 6 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.

Electric heater / season

£1157

This AC / season

£386

You save / season

£772

~67% less electricity

Heating methodElectricity / seasonCost / seasonEfficiencySummer cooling
This heat-pump AC1429 kWh£386Up to 300%
Plug-in electric heater4286 kWh£1157100%
Electric storage heater4286 kWh£1157100%

Heat output estimated from this unit's 19,500 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 £386/season to heat a room vs £1157 for an electric heater - that's £772 saved. https://stockool.store/products/carrier-toshiba-rav-18000-btu-4-way-compact-ceiling-cassette-split-system

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