Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW
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Designed to provide versatile multi-zone climate conditioning, the Mitsubishi Electric MXZ-3F68VF4 outdoor unit connects up to three indoor air handlers from a singular, unobtrusive outdoor location. Engineered specifically for medium-sized homes, extensions, and commercial offices across the UK, this unit provides an outstanding nominal cooling capacity of 6.8kW and heating capacity of 8.6kW. Operating on low-GWP R32 refrigerant, it pairs smoothly with diverse indoor architectures including wall-mounted, concealed duct, and cassette styles across the M Series portfolio. Intelligent multi-inverter circuitry optimizes refrigerant delivery dynamically according to instantaneous load demands across each designated zone, resulting in remarkable seasonal performance certified to A++ energy ratings. The robust exterior casing features anti-corrosion blue fin technology to withstand harsh British winters and maritime conditions. Enhanced with Mitsubishi Electric's ultra-quiet fan blade profile, this multi-split condenser operates unobtrusively, preserving acoustic comfort indoors and outdoors while offering full compatibility with MELCloud smart home connectivity adapters.
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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 Mitsubishi Electric →Full Specifications
Physical dimensions
Exact dimensions for this model are being confirmed with Mitsubishi Electric — ask us and we will send the cut sheet with mounting and clearance figures.
Description
Designed to provide versatile multi-zone climate conditioning, the Mitsubishi Electric MXZ-3F68VF4 outdoor unit connects up to three indoor air handlers from a singular, unobtrusive outdoor location. Engineered specifically for medium-sized homes, extensions, and commercial offices across the UK, this unit provides an outstanding nominal cooling capacity of 6.8kW and heating capacity of 8.6kW. Operating on low-GWP R32 refrigerant, it pairs smoothly with diverse indoor architectures including wall-mounted, concealed duct, and cassette styles across the M Series portfolio. Intelligent multi-inverter circuitry optimizes refrigerant delivery dynamically according to instantaneous load demands across each designated zone, resulting in remarkable seasonal performance certified to A++ energy ratings. The robust exterior casing features anti-corrosion blue fin technology to withstand harsh British winters and maritime conditions. Enhanced with Mitsubishi Electric's ultra-quiet fan blade profile, this multi-split condenser operates unobtrusively, preserving acoustic comfort indoors and outdoors while offering full compatibility with MELCloud smart home connectivity adapters.
Compare similar units
Side-by-side specs for other multi-split system ac in a similar BTU range.
Common questions about the Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW
How many BTU is the Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW?
The Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW has a cooling capacity of 24,000 BTU, suitable for 45-75 m².
What room size is the Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW suitable for?
The Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW is recommended for rooms 45-75 m².
Can I install the Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW 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 Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW smart-home compatible?
Yes — the Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW supports MELCloud, Amazon Alexa, Google Assistant for app and voice control.
How long does delivery of the Mitsubishi Electric MXZ-3F68VF4 Triple-Port Multi-Split Inverter Outdoor Unit 6.8kW take?
This unit is 2-4 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
195 kWh/yr
EER 13
Standard model
317 kWh/yr
EER 8
Est. saving
£32.87
122 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 9 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£1739
This AC / season
£580
You save / season
£1159
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 2147 kWh | £580 | Up to 300% | |
| Plug-in electric heater | 6441 kWh | £1739 | 100% | |
| Electric storage heater | 6441 kWh | £1739 | 100% |
Heat output estimated from this unit's 29,300 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 £580/season to heat a room vs £1739 for an electric heater - that's £1159 saved. https://stockool.store/products/mitsubishi-electric-mxz-3f68vf4-triple-port-multi-split-outdoor-unit
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