31 products
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SKU: FP-EVAULTMAX185Vendor:Fortress PowerRegular price $9,500.00 USDRegular priceUnit price per
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Top Rated
SKU: USSSP200-0058Vendor:SimpliPhi PowerRegular price $2,931.94 USDRegular priceUnit price per$2,946.67 USDSale price $2,931.94 USDSold out -
Top Rated
SKU: USSSP202-679Vendor:Mango PowerRegular price $1,922.35 USDRegular priceUnit price per$1,932.01 USDSale price $1,922.35 USDSold out -
SKU: USSSP202-837Vendor:EnphaseRegular price $2,700.59 USDRegular priceUnit price per
$2,714.16 USDSale price $2,700.59 USDSold out -
SKU: PES-7639354769542-1Vendor:FranklinWHRegular price $5,236.35 USDRegular priceUnit price per
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SKU: PES-GAP-enphase-iq-battery-5-PES-7635857342598Vendor:EnphaseRegular price $3,461.00 USDRegular priceUnit price per
$2,978.95 USDSale price $3,461.00 USD -
SKU: PES-ESS-BAT-00542Vendor:Discover EnergyRegular price $24,201.71 USDRegular priceUnit price per
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SKU: PES-ESS-BAT-00540Vendor:Discover EnergyRegular price $68,041.77 USDRegular priceUnit price per
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SKU: PES-ESS-BAT-00527Vendor:SimpliPhiRegular price $39,839.93 USDRegular priceUnit price per
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SKU: PES-ESS-BAT-00525Vendor:Rolls BatteryRegular price $49,667.01 USDRegular priceUnit price per
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Top RatedSKU: PES-ESS-BAT-00506Vendor:Sol-ArkRegular price $5,503.03 USDRegular priceUnit price per
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Top RatedSKU: PES-ESS-BAT-00503Vendor:Portlandia Electric SupplyRegular price $67,426.37 USDRegular priceUnit price per
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Top RatedSKU: PES-PS-GEN-0793Vendor:PES GlobalRegular price $1,799.99 USDRegular priceUnit price per
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Top RatedSKU: PES-PS-GEN-0751Vendor:PES GlobalRegular price $1,999.99 USDRegular priceUnit price per
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SKU: SKU-871494Vendor:Tesla PowerwallRegular price $10,500.00 USDRegular priceUnit price per
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SKU: PES-ESS-BTS-0377MPN NOVendor:EndurEnergyRegular price $3,282.51 USDRegular priceUnit price per
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Top Rated
SKU: PES-ESS-BTS-0297MPN NOVendor:Tigo EnergyRegular price $8,213.06 USDRegular priceUnit price per -
SKU: PES-ESS-AIO-0035MPN NOVendor:PanasonicRegular price $11,186.73 USDRegular priceUnit price per
5kWh Batteries for Home & Commercial Energy Storage
Shop 5kWh batteries at PES Supply for whole-home and commercial energy storage. 5 kilowatt-hour battery systems provide substantial backup capacity—enough to power essential home loads through the night or during multi-day outages. Available as modular LiFePO4 units from leading brands including EG4, Fortress Power, BYD, SONNEN, and more.
5kWh Storage Applications
- Whole-home backup – power essentials for 1-2 days
- Self-consumption – store solar for evening use
- Time-of-use optimization – charge cheap, use peak
- Off-grid living – overnight solar storage
- Stackable – add units for more capacity
A 5kWh battery paired with solar can power a typical home's essential loads (refrigerator, lights, well pump, internet, furnace fan) through the night and recharge during the day. For whole-home coverage including HVAC, multiple batteries may be needed. Our team helps size the right storage for your load profile.
Browse the full selection below and order today with fast shipping from PES Supply. Questions? Our solar and backup power experts are ready to help you spec the right system—contact us.