Frequently bought together
Right voltage. Maximum performance.
Shop lithium batteries organized by system voltage — from 12V packs to high-voltage C&I — each sized for real-world loads and backed by US-based support and warranty.
Not sure what you need?
Get a custom kit recommendation in 60 seconds — sized to your loads, sun hours and budget.
For RV, marine, small solar
LiFePO4 - 400Ah - 5.12kWh
SKU FHSKY-12051-G2-INV
SAVE $600 (29% OFF)
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LiFePO4 - 800Ah - 10.24kWh
SKU K0732
SAVE $1,155 (28% OFF)
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LiFePO4 - 1200Ah - 15.36kWh
SKU K0748
SAVE $1,770 (29% OFF)
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LiFePO4 - 1600Ah - 20.48kWh
SKU K0749
SAVE $2,345 (28% OFF)
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ETL Listed to UL 458
SKU INV006
(14.6V DC) BB175 Connection
SKU PWS015
SAVE $25 (10% OFF)
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with Transfer Switch
SKU INV004
12V systems are built to spec for RV · marine · small solar. Tell us your loads and we'll size and quote the right pack — usually same day.
For Scissor lifts, mid solar
LiFePO4 - 200Ah - 5.12kWh
SKU FHSKY-24051-G2-INV
SAVE $600 (29% OFF)
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LiFePO4 – 64Ah – 1.63kWh (No Comm)
SKU FEAGL-24016-G2-NC
SAVE $70 (10% OFF)
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LiFePO4 - 64Ah - 1.63kWh
SKU FEAGL-24016-G2
SAVE $150 (18% OFF)
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3.26kWh w/ Counterweight Box
SKU K0938
3.26kWh w/ Counterweights
SKU K0989
SAVE $255 (13% OFF)
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(28.8V DC) - Ring Terminals
SKU PWS051
SAVE $30 (9% OFF)
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(29.2V DC) BB175 Connection
SKU PWS014
SAVE $40 (10% OFF)
Add to cart24V systems are built to spec for Scissor lifts · mid solar. Tell us your loads and we'll size and quote the right pack — usually same day.
For Golf carts, utility
LiFePO4 - 40Ah - 1.54kWh
SKU FEAGL-36015-G2
SAVE $70 (10% OFF)
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(43.2V DC) - Ring Terminals
SKU PWS052
SAVE $30 (9% OFF)
Add to cart36V systems are built to spec for Golf carts · utility. Tell us your loads and we'll size and quote the right pack — usually same day.
For Solar, Mobility
LiFePO4 - 280Ah - 14.3kWh
SKU F-NXUS-48150-G1
LiFePO4 - 100Ah - 5.12kWh
SKU FHSKY-48051-G2-INV
SAVE $470 (23% OFF)
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LiFePO4 - 100Ah - 5.12kWh
SKU FHSKY-48051-G2-PWR
SAVE $200 (10% OFF)
Add to cart
LiFePO4 – 32Ah – 1.63kWh
SKU FEAGL-48016-G2
SAVE $150 (19% OFF)
Add to cart
SKU FEWAW-48161-G1
SAVE $476 (11% OFF)
Add to cart
LiFePO4 - 16kWh - 314Ah
SKU FEWMT-48161-G1
SAVE $328 (9% OFF)
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LiFePO4 - 14.3kWh - 280Ah
SKU FEWPP-48143-G1
SAVE $375 (11% OFF)
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13000W (18kPV)
SKU INV031
SAVE $300 (9% OFF)
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12000XP - 24kPV
SKU INV030
SAVE $689 (27% OFF)
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16000W (21kPV)
SKU INV027
SAVE $600 (14% OFF)
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48/3000/35-50 - 3kVA
SKU INV014
(57.6V DC) BB175 Connection
SKU PWS012
48V systems are built to spec for Solar · Mobility. Tell us your loads and we'll size and quote the right pack — usually same day.
For High-output carts, utility
7.68kWh LiFePO4
SKU FRPTR-72076-G2
SAVE $300 (11% OFF)
Add to cart
(86.4V DC) - Ring Terminals
SKU PWS054
SAVE $30 (9% OFF)
Add to cart72V systems are built to spec for High-output carts · utility. Tell us your loads and we'll size and quote the right pack — usually same day.
For Commercial & industrial ESS
SKU OMNI-260-G1-UL
HV / C&I systems are built to spec for Commercial & industrial ESS. Tell us your loads and we'll size and quote the right pack — usually same day.
Same footprint, better physics — LiFePO₄ delivers more usable energy, 3–4× the lifespan and zero upkeep, making it a smarter long-term investment than traditional lead-acid.
3–4× longer battery life
~6,000+ cycles vs ~1,500 for lead-acid. Fewer replacements mean lower lifetime cost and less waste.
Higher power & energy density
Higher sustained voltage, better torque and strong output under heavy loads — ideal for solar, carts, forklifts and RVs.
Zero maintenance
No watering, equalizing or venting. Truly hands-off for the entire life of the pack.
Lighter & more compact
Roughly a third the weight of lead-acid — easier installs and more usable capacity per square foot.
Usable energy per charge
Watch it work
