
LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW
Available to order — dispatched on the lead time shown below.
Trade pricing available — apply or sign in for your trade rate
Retail prices include VAT.
The LG Multi F MU2R15.UL0 is a high-efficiency dual-port outdoor multi-split heat pump engineered for UK residential and small commercial applications. Operating on lower-GWP R32 refrigerant, this compact multi-room condenser links up to two separate indoor fan coil units to provide independent zone heating and cooling. Driven by LG's advanced Dual Inverter Twin Rotary compressor, the system achieves remarkable seasonal energy ratings while minimising electrical consumption and exterior running noise. Corrosion-resistant Ocean Black Fin heat exchangers protect against coastal and city pollution, guaranteeing reliable longevity throughout challenging British winters. The MU2R15.UL0 offers seamless integration with wall-mounted, cassette, or ducted indoor styles, bringing whisper-quiet operation and precision thermal control to bedrooms and home offices. Fully compatible with the LG ThinQ smart app ecosystem when connected with smart-enabled indoor units, it simplifies multi-room management. Demanding professional installation by F-Gas registered technicians, this outdoor unit provides robust domestic heating capability alongside chilled summer comfort in a compact single-fan chassis.
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.
- Free UK mainland delivery on in-stock units
- Manufacturer warranty included
- 14-day returns
Technical documents & videos
More from LG →Official LG 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 LG — ask us and we will send the cut sheet with mounting and clearance figures.
Description
The LG Multi F MU2R15.UL0 is a high-efficiency dual-port outdoor multi-split heat pump engineered for UK residential and small commercial applications. Operating on lower-GWP R32 refrigerant, this compact multi-room condenser links up to two separate indoor fan coil units to provide independent zone heating and cooling. Driven by LG's advanced Dual Inverter Twin Rotary compressor, the system achieves remarkable seasonal energy ratings while minimising electrical consumption and exterior running noise. Corrosion-resistant Ocean Black Fin heat exchangers protect against coastal and city pollution, guaranteeing reliable longevity throughout challenging British winters. The MU2R15.UL0 offers seamless integration with wall-mounted, cassette, or ducted indoor styles, bringing whisper-quiet operation and precision thermal control to bedrooms and home offices. Fully compatible with the LG ThinQ smart app ecosystem when connected with smart-enabled indoor units, it simplifies multi-room management. Demanding professional installation by F-Gas registered technicians, this outdoor unit provides robust domestic heating capability alongside chilled summer comfort in a compact single-fan chassis.
Compare similar units
Side-by-side specs for other multi-split system ac in a similar BTU range.
Common questions about the LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW
How many BTU is the LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW?
The LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW has a cooling capacity of 14,000 BTU, suitable for 2 rooms (up to 35m² combined).
What room size is the LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW suitable for?
The LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW is recommended for rooms 2 rooms (up to 35m² combined).
Can I install the LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW 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 LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW smart-home compatible?
Yes — the LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW supports LG ThinQ, Amazon Alexa, Google Assistant for app and voice control.
How long does delivery of the LG Multi F MU2R15.UL0 Dual-Port Inverter Outdoor Unit 4.1kW 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.
Filter by brand
Belaco
Stiebel Eltron
Broughton
Reznor
CIAT
Powrmatic
FlaktGroup
Swegon
Suntec
Costway
VYtronIX
Beldray
Clarke
Omega Altalfa
Dantherm
Amcor
Rhoss
Kelvinator
Westinghouse
York
Trane
Lennox
Black + Decker
Honeywell
Senville
AUX
Comfee
Whynter
Viessmann
Rinnai
Aermec
NIBE
Sinclair
Blyss
Fral
Whirlpool
Electrolux
Sharp
Cooper & Hunter
Daitsu
Dimplex
Bosch
Vaillant
Olimpia Splendid
Carrier
Toshiba
Mitsubishi Heavy Industries
DeLonghi
Hitachi
Pro Breeze
Meaco
AEG
Devola
Fujitsu
electriQ
Samsung
Woods
Midea
Haier
TCL
Hisense
LG
Gree
EcoAir
Panasonic
Sealey
Daikin
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
106 kWh/yr
EER 14
Standard model
185 kWh/yr
EER 8
Est. saving
£21.37
79 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (14,000 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
£950
This AC / season
£317
You save / season
£633
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 1172 kWh | £317 | Up to 300% | |
| Plug-in electric heater | 3517 kWh | £950 | 100% | |
| Electric storage heater | 3517 kWh | £950 | 100% |
Heat output estimated from this unit's 16,000 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 £317/season to heat a room vs £950 for an electric heater - that's £633 saved. https://stockool.store/products/lg-multi-f-mu2r15-ul0-dual-port-inverter-outdoor-unit
You may also need

Sealey Air Cooler, Purifier & Humidifier with Remote Control 13L SAC13
Drop-ship available
Sealey Air Cooler, Purifier & Humidifier SAC04
Drop-ship available
Sealey Air Cooler, Heater, Purifier & Humidifier SAC41























































