
Toshiba RAS 4-Room Multi-Split Outdoor Unit
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Retail prices include VAT.
The Toshiba RAS-4M27G3AVG-E is a powerful 4-room multi-split outdoor unit, designed for larger homes or light commercial applications. This robust system allows you to connect up to four indoor units to a single outdoor condenser, providing a streamlined and efficient way to manage the climate across multiple zones. With a cooling capacity of 8.0kW, it is more than capable of maintaining comfort in larger properties. The unit features Toshiba’s industry-leading inverter technology, which adjusts power consumption based on real-time demand, ensuring maximum energy savings and a long service life. Its compact footprint makes it easier to position discreetly outside your property. This system is fully compatible with various indoor unit types, including high-wall, ducted, and cassette units, offering complete design flexibility. As with all multi-split systems, professional installation by an F-Gas certified engineer is mandatory. Choose this unit for a sophisticated, high-capacity, and energy-efficient solution that provides total control over your home's environment throughout the seasons.
Need it installed?
We'll match you with a local HVAC engineer.
Add smart control
No built-in Wi-Fi — automate this unit with a smart plug & temperature sensor.
- Free UK mainland delivery on in-stock units
- Manufacturer warranty included
- 14-day returns
Technical documents & videos
More from Toshiba →Official Toshiba 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 Toshiba — ask us and we will send the cut sheet with mounting and clearance figures.
Description
The Toshiba RAS-4M27G3AVG-E is a powerful 4-room multi-split outdoor unit, designed for larger homes or light commercial applications. This robust system allows you to connect up to four indoor units to a single outdoor condenser, providing a streamlined and efficient way to manage the climate across multiple zones. With a cooling capacity of 8.0kW, it is more than capable of maintaining comfort in larger properties. The unit features Toshiba’s industry-leading inverter technology, which adjusts power consumption based on real-time demand, ensuring maximum energy savings and a long service life. Its compact footprint makes it easier to position discreetly outside your property. This system is fully compatible with various indoor unit types, including high-wall, ducted, and cassette units, offering complete design flexibility. As with all multi-split systems, professional installation by an F-Gas certified engineer is mandatory. Choose this unit for a sophisticated, high-capacity, and energy-efficient solution that provides total control over your home's environment throughout the seasons.
Compare similar units
Side-by-side specs for other split system ac in a similar BTU range.
Common questions about the Toshiba RAS 4-Room Multi-Split Outdoor Unit
How many BTU is the Toshiba RAS 4-Room Multi-Split Outdoor Unit?
The Toshiba RAS 4-Room Multi-Split Outdoor Unit has a cooling capacity of 27,000 BTU, suitable for Up to 100m² (combined).
What room size is the Toshiba RAS 4-Room Multi-Split Outdoor Unit suitable for?
The Toshiba RAS 4-Room Multi-Split Outdoor Unit is recommended for rooms Up to 100m² (combined).
Can I install the Toshiba RAS 4-Room 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 Toshiba RAS 4-Room Multi-Split Outdoor Unit smart-home compatible?
The Toshiba RAS 4-Room Multi-Split Outdoor Unit does not have built-in Wi-Fi control, but you can add smart control using a compatible smart plug.
How long does delivery of the Toshiba RAS 4-Room 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.
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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
219 kWh/yr
EER 13
Standard model
356 kWh/yr
EER 8
Est. saving
£36.98
137 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (27,000 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 9 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£1780
This AC / season
£593
You save / season
£1187
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 2198 kWh | £593 | Up to 300% | |
| Plug-in electric heater | 6594 kWh | £1780 | 100% | |
| Electric storage heater | 6594 kWh | £1780 | 100% |
Heat output estimated from this unit's 30,000 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 £593/season to heat a room vs £1780 for an electric heater - that's £1187 saved. https://stockool.store/products/toshiba-ras-4-room-multi-split-outdoor-unit
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