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LG air conditioners in the UK

LG has 302 split and multi-split and portable families registered for the UK, and 0% pass England's 37 dB limit at 3 m from a neighbour's window. If you want the quietest 2.5 kW LG, it is LG AA 2.5 kW (AA09SPU18 / AA09SPNS1) at ≈60.0 dB(A).

manufacturer-declared, EPREL

bar · LG · quietest outdoor sound power by capacity · n=302 · 25 Sep 2026

What this brand has in the catalogue

302 families, capacity 2.5–12 kW. Median outdoor sound power is ≈65.0 dB(A).

Catalogue span for this brand. Median uses families that declare outdoor sound power.
FieldValue
Families302
Capacity2.5–12 kW
Median outdoor LwA65.0 dB(A)
Share passing 37 dB at 3 m0%
RefrigerantsR290, R32, R410A
UK distribution pageno distribution URL stored on these registrations

Quietest model at each capacity

31 capacities have an outdoor sound power for LG.

Lowest declared outdoor LwA at each capacity this brand publishes.
CapacityQuietest modelLwA dB(A)3 m dB(A)At 37 dB
2.5 kWLG AA 2.5 kW (AA09SPU18 / AA09SPNS1)60.042.5over
2.6 kWLG A 2.6 kW (A09GA1U18)62.044.5over
3.3 kWLG CV 3.3 kW (UU12WUL0)65.047.5over
3.4 kWLG CB 3.4 kW (UU12WUL0)65.047.5over
3.5 kWLG AA 3.5 kW (AA12SPU18 / AA12SPNS1)60.042.5over
3.7 kWLG A 3.7 kW (A12GA1U18)62.044.5over
4.1 kWLG MJ 4.1 kW (MU2R15U18A0)59.041.5over
4.7 kWLG MJ 4.7 kW (MU2R17U18A0)60.042.5over
5 kWLG CL 5 kW (UU18WRU20)63.045.5over
5.1 kWLG W 5.1 kW (W18TIUEU)65.047.5over
5.2 kWLG RMN 5.2 kW (RM3U19U24)62.044.5over
5.3 kWLG MJ 5.3 kW (MU3R19U24A0)60.042.5over
6.2 kWLG MJ 6.2 kW (MU3R21U24A0)61.043.5over
6.6 kWLG AB 6.6 kW (AB24BKU24)70.052.5over
6.7 kWLG UV 6.7 kW (UUC1U40)65.047.5over
6.8 kWLG CM 6.8 kW (UU24WCRU20)65.047.5over
6.9 kWLG WZ 6.9 kW (WZ24AAUSUU1)69.051.5over
7 kWLG MJ 7 kW (MU4R25U24A0)62.044.5over
7.1 kWLG CL 7.1 kW (UU24WRU40)67.049.5over
7.5 kWLG UM 7.5 kW (UU30WCRU20)67.049.5over
7.7 kWLG UV 7.7 kW (UU30WRU40)68.050.5over
7.8 kWLG UM 7.8 kW (UU30WRU40)68.050.5over
7.9 kWLG MJ 7.9 kW (MU4R27U24A0)63.045.5over
8 kWLG UJ 8 kW (UU30WRU40)68.050.5over
8.8 kWLG MJ 8.8 kW (MU5R30U42)64.046.5over
9 kWLG ARNU 9 kW (ZRUN030GSS0)67.049.5over
9.5 kWLG UM 9.5 kW (UU36WRU30)66.048.5over
10.6 kWLG MJ 10.6 kW (MU5R36U36A0)64.046.5over
11 kWLG UT 11 kW (UUD1U30)66.048.5over
11.2 kWLG MJ 11.2 kW (MU5R40U42)64.046.5over
12 kWLG UM 12 kW (UU42WRU30)67.049.5over

EPREL manufacturer-declared registrations · snapshot 25 Sep 2026 · n=302 · median outdoor LwA and the 3 m pass share use contract_engine, Q=2, no barrier; distribution URL is the brand_uk_distribution field · updated 25 Sep 2026 · version 1.0.0 · CSV of the values on this page

How this page was calculated

If the calculated sound pressure level at all assessment positions is equal to or lower than 37.0 dB(A) then the heat pump will comply with the Permitted Development noise limit

Better than a brand landing page: the 3 m pass share and the quietest model at each capacity are calculated, not claimed.

Report an error in these figures