Best Expansion Battery Prices

Compare 21 expansion batteries to extend your portable power station capacity. Double or triple your runtime for extended off-grid living.

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Battery Power Stations 110 Gas Generators 27 Dual Fuel Generators 6 Solar Panels 506 Solar Kits 120 Expansion Batteries 21 Accessories 734 Calculators
Showing 21 expansion batteries
Image Brand/Model Price Capacity (Wh) Battery Type Compatible Brands OEM Price per Wh
EF ECOFLOW Delta 2 Smart Extra Battery, 1024Wh LiFePO4 Expansion Battery for Power Station DELTA2 EcoFlow
DELTA 2 Extra Battery
$379.00
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1024Wh LiFePO4 EcoFlow ✓ Official $0.37
Fits THUNDERBOLT SOLAR 12V, 35 Ah Sealed Lead Acid Battery Ideal for Solar Home Energy Storage, RV & Camper, Off-Grid, Job-site, Boat or Cabin - Power Lights, Tools, Equipment, Electronics & more Generic
12V 35Ah
$149.95
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420Wh Lead-acid Thunderbolt Solar Third-party $0.36
LOSSIGY 24V 100AH Bluetooth Lifepo4 Battery with 29.2V15A Smart Battery Charger,,2560W Deep cycle Lithium Battery,Peak Current 400A,Prefect for RV, trolling motor, Solar System, Marine, Boat LOSSIGY
24V 100AH
$559.99
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2560Wh LiFePO4 Universal Third-party $0.22
Power Queen 12V 100Ah Mini LiFePO4 Battery with Bluetooth, Low Temp Cut-off, 12V Lithium Battery 100A Smart BMS, Support Monitoring Battery via Phone Bluetooth, 15000 Cycles for RV, Solar, Marine Power Queen
12V 100Ah Mini
$208.99
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1200Wh LiFePO4 Universal Third-party $0.17
24V 100Ah LiFePO4 Lithium Battery, 8000+ Deep Cycle Battery, 100A BMS Max.2560W Lithium Batteries 24V for Off-Grid Solar System,70-86LBS Trolling Motor,Camping, RV,Marine,Kayak,Household DJLBERMPW
$306.84
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2400Wh LiFePO4 Universal Third-party $0.13
48V 50Ah Lifepo4 Battery Mini Size, EconomiPower 48 Volt Lithium Battery with Class A cells, BMS 50A, 2560Wh Usable Energy for Rvs, Boats, Trolling Motors, Solar and Off Grid Living EconomiPower
48V 50Ah
$275.50
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2560Wh LiFePO4 Universal Third-party $0.11
7A Fast Charger Included - 12.8V 100Ah LiFePO4 Battery with 100A BMS – Deep Cycle Lithium Iron Phosphate for Trolling Motor, Boat, RV & Solar – Grade A Cells, 6000-15000 Cycles E LiCycle
12.8V 100Ah
$145.79
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1280Wh LiFePO4 Universal Third-party $0.11
21V Lithium Battery and Charger Cord, 4.0 Ah Battery with Charger Adapter Led Indicator Compatible for Cordless Tiller Cultivator MKMKYEE
$30.99
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84Wh Li-ion Universal Third-party $0.37
12V 300Ah LiFePO4 Battery, Built-in 200A BMS, 15000 Deep Cycles, 3840Wh, Low Temp Protection Lithium Iron Phosphate Battery for Home Energy, RV, Trolling Motor, Marine, Solar, Off-Grid Rvpozwer
$349.99
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3840Wh LiFePO4 Universal Third-party $0.09
WattCycle 12V 314Ah Mini LiFePO4 Lithium Battery with Bluetooth 5.0, 200A BMS, 4.01kWh Energy, Upgraded Aluminum Cooling Fins & Braided Copper Wires, for RV, Marine, 300ah + LiFePO4 Battery Wattcycle
12V 314Ah Mini LiFePO4
$499.99
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4010Wh LiFePO4 Universal Third-party $0.12
48V 200Ah LiFePO4 Lithium Battery, 2 Pack 48V 100Ah, Inverter Communication, 3U Rack-Mount, Smart Display & Bluetooth, 6000+ Cycles, 10.24kWh Capacity for Off-Grid, Solar System, Backup TechCella
48V 200Ah
$1539.99
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10240Wh LiFePO4 Universal Third-party $0.15
Anker SOLIX F3000 Expansion Battery, 3072Wh LiFePO4 Battery with 10-Year Lifespan, for Solar Generator SOLIX F3000 Series, for Power Outages, Camping, RV, Emergencies Anker
F3000 Expansion
$1399.00
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3072Wh LiFePO4 Anker ✓ Official $0.46
LiFePO4 48V 300Ah Lithium Battery with 200A BMS, 15KWh 51.2V Solar Battery, WiFi&Bluetooth APP Control, RS485&CAN Port, Touchscreen, 8000+ Cycles for Off-Grid, Solar System, RV, Farm Energy CYCCLEVOLT
$1749.00
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15000Wh LiFePO4 Universal Third-party $0.12
2 pack Dumfume 12V 200Ah LiFePO4 Lithium Battery,2560Wh Energy,1280W Load,200A BMS & 95% Discharge Efficiency,15000+ Cycles for Solar RV Off-Grid Camping Home Backup Dumfume
12V 200Ah LiFePO4
$558.19
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2560Wh LiFePO4 Universal Third-party $0.22
ECO-WORTHY 48V 50Ah LiFePO4 Server Rack Battery, 3U Rack-Mount Lithium Battery with Bluetooth & Wi-Fi, Smart BMS, CAN/RS485 Communication, Metal Case, Ideal for Off-Grid, Solar, Backup Power ECO-WORTHY
48V 50Ah LiFePO4 Server Rack Battery
$479.99
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2400Wh LiFePO4 Universal Third-party $0.20
Solar Panel Wall Mount Kit Equipped with 12V Battery Pack, Outdoor Waterproof, for Mammotion Luba 2 AWD Series, YUKA 1000 & 2000, YUKA 1500(2024) & YUKA 2000(2024)(2-Pin Plug) Zelvoro
Solar Panel Wall Mount Kit
$289.00
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- - Mammotion, YUKA Third-party -
12V 300Ah LiFePO4 Lithium Battery, Upgraded 200A BMS System, Up to 15000+ Cycles Life, 3840Wh Rechargeable Lithium Battery with Low-Temp Protection for RV Solar Marine Solar Panel Camping MEYULMOL
$349.99
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3840Wh LiFePO4 Universal Third-party $0.09
24V 300AH LiFePO4 Battery, 7680Wh Rechargeable Lithium Battery Built-in 200A BMS, Deep Cycle & Low Self-Discharge, Perfect for RV, Marine, Solar, Backup Power, Off-Grid SUNHOOPOWER
$1299.99
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7680Wh LiFePO4 Universal Third-party $0.17
ECO-WORTHY 48V 280Ah(2 Pack) LiFePO4 Battery, Powerwall Lithium Battery with 250A Circuit Breaker, 200A PACE BMS, Floor Standing&Wall Mount Design, Perfect for Off-Grid, Solar, Backup Power ECO-WORTHY
48V 280Ah
$4899.99
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13440Wh LiFePO4 Universal ✓ Official $0.36
48V 100Ah LiFePO4 Lithium Battery with Bluetooth & Mobile APP Built-in 100A BMS, 5.12kWh 3U Rack Mount Server Battery, 6000+ Cycles Perfect for Solar Energy Storage, Home Backup Power Storage MFUZOP
$629.99
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5120Wh LiFePO4 Universal Third-party $0.12
Power Queen 24V 100Ah LiFePO4 Battery 2.56kWh Deep Cycle Lithium Battery with Longer Runtime, 100A BMS, 4000-15000 Cycles, 2.56kW Max Load Power for Solar Storage System, Marine, Backup Power Power Queen
24V 100Ah
$379.99
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2560Wh LiFePO4 Universal Third-party $0.15

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