538 products
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SKU: PES-ESS-BTS-0226MPN NOVendor:EG4 ElectronicsRegular price $1,298.68 USDRegular priceUnit price per
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SKU: PES-ESS-BTS-0225MPN NOVendor:EG4 ElectronicsRegular price $1,499.58 USDRegular priceUnit price per
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SKU: PES-ESS-BTS-0224MPN NOVendor:EG4 ElectronicsRegular price $1,498.75 USDRegular priceUnit price per
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SKU: PES-ESS-BTS-0223MPN NOVendor:EG4 ElectronicsRegular price $3,292.40 USDRegular priceUnit price per
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SKU: PES-ESS-BTS-0221MPN NOVendor:EG4 ElectronicsRegular price $1,995.00 USDRegular priceUnit price per
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SKU: PES-ESS-BTS-0220MPN NOVendor:Canadian SolarRegular price $10,456.36 USDRegular priceUnit price per
$10,499.00 USDSale price $10,456.36 USDSale -
SKU: PES-ESS-BTS-0219MPN NOVendor:Canadian SolarRegular price $9,273.40 USDRegular priceUnit price per
$9,241.98 USDSale price $9,273.40 USD -
SKU: PES-ESS-BTS-0218MPN NOVendor:Canadian SolarRegular price $8,090.44 USDRegular priceUnit price per
$8,056.65 USDSale price $8,090.44 USD -
SKU: PES-ESS-BTS-0217MPN NOVendor:Canadian SolarRegular price $16,126.92 USDRegular priceUnit price per
$6,871.32 USDSale price $16,126.92 USD -
SKU: PES-ESS-BTS-0216MPN NOVendor:Canadian SolarRegular price $5,724.52 USDRegular priceUnit price per
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SKU: PES-ESS-BTS-0215MPN NOVendor:Canadian SolarRegular price $10,478.00 USDRegular priceUnit price per
$12,140.65 USDSale price $10,478.00 USDSale -
SKU: PES-ESS-BTS-0214MPN NOVendor:Canadian SolarRegular price $9,480.00 USDRegular priceUnit price per
$10,955.32 USDSale price $9,480.00 USDSale -
SKU: PES-ESS-BTS-0213MPN NOVendor:Canadian SolarRegular price $8,482.00 USDRegular priceUnit price per
$9,769.99 USDSale price $8,482.00 USDSale -
SKU: PES-ESS-BTS-0212MPN NOVendor:Canadian SolarRegular price $7,983.00 USDRegular priceUnit price per
$8,584.66 USDSale price $7,983.00 USDSale -
SKU: PES-PA-ELC-1398MPN NOVendor:FroniusRegular price $421.20 USDRegular priceUnit price per
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SKU: PES-PA-ELC-1397MPN NOVendor:FroniusRegular price $560.90 USDRegular priceUnit price per
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SKU: PES-PA-ELC-1394MPN NOVendor:FroniusRegular price $320.12 USDRegular priceUnit price per
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SKU: PES-PA-ELC-1393MPN NOVendor:FroniusRegular price $479.02 USDRegular priceUnit price per
Batteries & Energy Storage Solutions
Store your solar energy and keep the power on with batteries and energy storage systems from PES Supply. Our inventory covers every chemistry and capacity—from LiFePO4 lithium batteries and sealed lead-acid to AGM and gel batteries. Power your off-grid cabin, whole-home backup system, or commercial microgrid with reliable storage from EG4, Fortress Power, BYD, SONNEN, Victron Energy, and more.
Find the Right Battery
- LiFePO4 lithium batteries – 5kWh, 10kWh, 14kWh, and 19kWh options
- AGM & gel sealed lead-acid for budget-friendly backup
- Server-rack batteries like EG4 LifePower and server rack modules
- Modular stackable systems for scalable capacity
- Battery accessories – cables, busbars, shunts, and BMS
Lithium iron phosphate (LiFePO4) batteries offer 6,000+ cycle lifetimes, built-in BMS protection, and safe operation in any orientation. Choose the right voltage (12V, 24V, 48V) and capacity for your inverter and load profile. Our team can help you size a bank for any application.
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.