LG Therma V R32 Split 12kW
Specifications and technical data
✓ BUS eligibleAir Source (ASHP)ResidentialR3212 kW
| Manufacturer | LG |
|---|---|
| Model | Therma V R32 Split 12kW |
| Model code | HU121MA.U33 |
| Heat pump type | Air Source (ASHP) All Air Source heat pumps → |
| Application | Residential All Residential heat pumps → |
| Refrigerant | R32 All R32 heat pumps → |
| Mode | Heating & cooling |
| Heating capacity | 12 kW |
| Max heating output (low temp) | 11 kW at A7/W55 |
| COP (heating) | 4.55 at A7/W35 |
| SCOP (heating) | 4.65 at W35 |
| Operating range (air) | -25 to 35 °C |
| Heating flow temperature | 15–65 °C |
| Electrical supply | 220-240V (Single Phase) |
| Cooling capacity | 12 kW |
| Max cooling output (high temp) | 12 kW at A35/W7 |
| EER (cooling) | 2.7 at A35/W7 |
| Dimensions (H×W×D) | 1380 × 950 × 330 mm |
| Operational Weight | 84.8 kg |
| Sound power level | 63 dB(A) (Sound Power LW(A)) |
| Data added | 2026-06 |
| Data source | Manufacturer Data Sheet |
| Verification | Verified by a human |
| Boiler Upgrade Scheme | ✓ BUS eligible — Listed on the Ofgem BUS Product Eligibility List (24 Sep 2026). Grant also needs an MCS-certified installer and a qualifying system design. Funding guide |
| PEL certificate no. | KIWA 00033/044 HP |
| MCS certification | ✓ MCS listed |
| MCS certificate no. | KIWA 00033/044 HP |
| MCS listing | View on MCS ↗ |
Check noise at a neighbour’s window (MCS 020 a) →
LG Therma V R32 Split 12kW is a 12 kW air source heat pump, providing heating and cooling, using R32 refrigerant.
Where to buy (UK)
| UK Supplier | The Heat Pump Warehouse |
|---|---|
| UK Supplier | CoolEasy |
✎ Suggest a correction to this data
Data is compiled from manufacturer sources and may contain errors or gaps. Always confirm specifications with the manufacturer before making decisions.
Reviews & further reading
- Manufacturer THERMA V Split Air to Water Heat Pumps — LG
- Manufacturer THERMA V Hydrosplit — LG
- Review LG Heat Pumps in the UK: Prices, Benefits & Reviews (2026) — GreenMatchCovers the wider LG range
►LG Therma V R32 SplitLG Home Appliance & Air 
►LG Therma V / Air to Water Heat Pump (AWHP) Split Hydro Box Type R32Instarom Instalaţii Româ
►LG Therma V R32 SPLIT controller installer settings guideHemeltron OÜ
►How to Install a Heat Pump LG R32 Split: Part 2 – Wiring, Water Piping Installation & Start upInstarom Instalaţii RomâAlternatives to consider
Three Air Source (ASHP) heat pumps from other manufacturers closest in capacity to this one.
Aquarea M Series
Panasonic · WH-WXG12ME5
- Capacity
- 12 kW
- SCOP
- 5 (W35)
- Sound power
- 53 dB(A)
- Refrigerant
- R290
- Price
- ~£4,795
iTec XTR
Thermia · iTec XTR L
- Capacity
- 3–12 kW
- SCOP
- 5.1 (W35)
- Sound power
- 75 dB(A)
- Refrigerant
- R290
ESTIA BiBloc All-in-One
Toshiba · HWP-1001HW-E AIO
- Capacity
- 2.6–12 kW
- SCOP
- 4.83 (W35)
- Sound power
- 66 dB(A)
- Refrigerant
- R290
More from LG
Therma V R32 Monobloc S 5kW
ASHP · 5.5 kW · SCOP 4.46 · BUS eligible
Therma V R32 Monobloc S 7kW
ASHP · 7 kW · SCOP 4.48 · BUS eligible
Therma V R32 Monobloc S 9kW
ASHP · 9 kW · SCOP 4.55 · BUS eligible
Therma V R32 Monobloc S 9kW
ASHP · 9 kW · SCOP 4.55
Therma V R32 Monobloc S 12kW
ASHP · 12 kW · SCOP 4.67 · BUS eligible
Therma V R32 Monobloc S 12kW
ASHP · 12 kW · SCOP 4.67 · BUS eligible
Therma V R32 Monobloc S 14kW
ASHP · 14 kW · SCOP 4.62 · BUS eligible
Therma V R32 Monobloc S 14kW
ASHP · 14 kW · SCOP 4.62 · BUS eligible
Other Air Source (ASHP) heat pumps
H-600 CO₂
ASHP · 300–600 kW
H-1200 CO₂
ASHP · 600–1200 kW
H-1800 CO₂
ASHP · 900–1800 kW
H-2600 CO₂
ASHP · 1500–3000 kW
NX-Q-G06
ASHP · 157.5 kW
NX-Q-G06
ASHP · 174.6 kW
Compare with other products
Open the interactive database →
The LG name and logo are trademarks of their respective owner and are used here for identification purposes only.