Live Waipahu Warehouse Inventory • Instant Oahu Pickup or $50 Delivery
Oahu LG Dual Inverter Buyer's Guide
6,000 to 23,500 BTU Models Compared • 40% HECO Electric Savings
Compare every LG Dual Inverter model in stock at our Waipahu warehouse. Room square footage, voltage requirements, Hawaiian Electric operating costs, and direct 1-click Stripe ordering. Includes official $45 Hawaii Energy cash rebate PDF.
15.5 CEER • 44dB Quiet
30 In Stock
Small Bedroom / Home Office • Up to 260 sq. ft. (AHAM) • Up to 220 sq. ft. (Oahu)
LG Dual Inverter 6,000 BTU (LW6023IVSM)
Power Plug:115V / 15 Amp
Noise Level:44 / 54 dB
HECO Est.:~$32 / mo
Cash Rebate:$45 Cash PDF
$560
Net: $515 (after rebate)★ #1 Oahu Bedroom Seller
Sold Out
Master Bedroom / Nursery • Up to 350 sq. ft. (AHAM) • Up to 280 sq. ft. (Oahu)
LG Dual Inverter 8,000 BTU (LW8022IVSM)
Power Plug:115V / 15 Amp
Noise Level:44 / 54 dB
HECO Est.:~$38 / mo
Cash Rebate:$45 Cash PDF
$595
Net: $550 (after rebate)ENERGY STAR® Most Efficient
15 In Stock
Large Master Suite / Studio • Up to 450 sq. ft. (AHAM) • Up to 330 sq. ft. (Oahu)
LG Dual Inverter 10,000 BTU (LW1022IVSM)
Power Plug:115V / 15 Amp
Noise Level:44 / 58 dB
HECO Est.:~$44 / mo
Cash Rebate:$45 Cash PDF
$650
Net: $605 (after rebate)Gold Fin™ Salt Protection
30 In Stock
Studio / Open Living Area • Up to 550 sq. ft. (AHAM) • Up to 380 sq. ft. (Oahu)
LG Dual Inverter 12,000 BTU (LW1222IVSM)
Power Plug:115V / 15 Amp
Noise Level:44 / 58 dB
HECO Est.:~$48 / mo
Cash Rebate:$45 Cash PDF
$745
Net: $700 (after rebate)Maximum 115V Cooling
15 In Stock
Living Area / Dining Room • Up to 700 sq. ft. (AHAM) • Up to 450 sq. ft. (Oahu)
LG Dual Inverter 14,000 BTU (LW1522FVSM)
Power Plug:115V / 15 Amp
Noise Level:44 / 58 dB
HECO Est.:~$58 / mo
Cash Rebate:$45 Cash PDF
$785
Net: $740 (after rebate)500 CFM High-Velocity Throw
20 In Stock
Open Concept / Vaulted Ceilings • Up to 1,000 sq. ft. (AHAM) • Up to 600 sq. ft. (Oahu)
LG Dual Inverter 18,000 BTU (LW1822IVSM)
Power Plug:208/230V / 15 Amp
Noise Level:44 / 59 dB
HECO Est.:~$68 / mo
Cash Rebate:$45 Cash PDF
$865
Net: $820 (after rebate)Flagship 23,500 BTU Cooling
Sold Out
Whole-Home Open Layout • Up to 1,440 sq. ft. (AHAM) • Up to 800 sq. ft. (Oahu)
LG Dual Inverter 23,500 BTU (LW2422IVSM)
Power Plug:208/230V / 15 Amp
Noise Level:53 / 62 dB
HECO Est.:~$82 / mo
Cash Rebate:$45 Cash PDF
$985
Net: $940 (after rebate)Oahu Climate Sizing Matrix (High Humidity & Trade Winds)
In Hawaii's 74%+ humidity, proper BTU sizing ensures effective dehumidification without short-cycling.
| Room Type & Dimensions | Square Footage | Recommended Model | Electrical Requirement | Waipahu Stock |
|---|---|---|---|---|
| Small Bedroom / Home Office | Up to 260 sq. ft. (AHAM) • Up to 220 sq. ft. (Oahu) | LG Dual Inverter 6,000 BTU (LW6023IVSM) | 115V / 15 Amp | 30 In Stock |
| Master Bedroom / Nursery | Up to 350 sq. ft. (AHAM) • Up to 280 sq. ft. (Oahu) | LG Dual Inverter 8,000 BTU (LW8022IVSM) | 115V / 15 Amp | Sold Out |
| Large Master Suite / Studio | Up to 450 sq. ft. (AHAM) • Up to 330 sq. ft. (Oahu) | LG Dual Inverter 10,000 BTU (LW1022IVSM) | 115V / 15 Amp | 15 In Stock |
| Studio / Open Living Area | Up to 550 sq. ft. (AHAM) • Up to 380 sq. ft. (Oahu) | LG Dual Inverter 12,000 BTU (LW1222IVSM) | 115V / 15 Amp | 30 In Stock |
| Living Area / Dining Room | Up to 700 sq. ft. (AHAM) • Up to 450 sq. ft. (Oahu) | LG Dual Inverter 14,000 BTU (LW1522FVSM) | 115V / 15 Amp | 15 In Stock |
| Open Concept / Vaulted Ceilings | Up to 1,000 sq. ft. (AHAM) • Up to 600 sq. ft. (Oahu) | LG Dual Inverter 18,000 BTU (LW1822IVSM) | 208/230V / 15 Amp | 20 In Stock |
| Whole-Home Open Layout | Up to 1,440 sq. ft. (AHAM) • Up to 800 sq. ft. (Oahu) | LG Dual Inverter 23,500 BTU (LW2422IVSM) | 208/230V / 15 Amp | Sold Out |
Frequently Asked Questions
Common questions about selecting an LG Dual Inverter for Oahu homes
Need Guidance on Sizing or Installation?
Visit our Waipahu warehouse by appointment or call our licensed HVAC dispatch team to confirm measurements and scheduling.