LG Inverter Heat Pump 58 Gal

Last updated: October 22, 2026

LG Inverter Heat Pump 58 Gal

The pick for a cold garage or basement: its heat pump keeps working in rooms down to 23 °F. Sold through LG’s HVAC dealers.

  • 58 galSize
  • 3.93UEF
  • 76 galFirst hour
  • 240 VPower
  • 23 °FRuns down to
  • 10 yr tankWarranty
See it at LG

No store we check sells it online; the maker lists where to buy or who installs it.

Pros
  • Quiet for a heat pump: 42 dB(A)
  • The heat pump keeps running in rooms down to 23 °F
  • Built-in Wi-Fi: set schedules and vacation mode from the LG ThinQ app
Cons
  • Parts are covered for 1 year unless registered within 60 days (then 10 years plus a year of labor)

How it scores

The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.

Specifications

Model numberAPHWC501M
Ratings (ENERGY STAR)
Size (nominal)58 gal
Tank volume (measured)53 gal
Uniform Energy Factor3.93
First-hour rating76 gal
Draw patternHigh
Yearly energy use1,262 kWh
Heat pump cut-off (low)23 °F
Sound level42 dB(A)
ENERGY STAR ID2670610
Installation
Power240 V
Circuit30 A, 208/240 V
Backup element5,000 W
Operating air range23 to 120 °F
Minimum room size700 cu ft
Size47.6 in tall, 19.7 in across
Weight220 lb
RefrigerantR-134a
Features
Wi-FiBuilt in
AppLG ThinQ
ModesAuto, Turbo, Heat Pump, Vacation
Warranty and models
Warranty10 yr tank, 1 yr parts
Released2023-04

Alternatives in this size

Navien NWP500 65 Gal

Navien’s stainless-tank hybrid, sold through plumbers, with a 10-year warranty that includes a year of labor. Its heat pump stops below 41 °F room air, so it suits a basement more than a cold garage.

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