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Expansion Batteries

Unlock extended runtime with premium expansion batteries. Our collection features high-capacity LiFePO4 options from top brands like EcoFlow, Jackery, and Anker. These modular power solutions provide dependable backup energy for camping, emergencies, or off-grid living. Maximize your power station's potential today!

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EcoFlow DELTA Pro Ultra Battery Pack
EcoFlow DELTA Pro Ultra Battery Pack Save up to 39% Save %

EcoFlow DELTA Pro Ultra Battery (6kWh) — 1, 2 or 3 Pack

EcoFlow
$2,399.00 - $9,897.00
$2,399.00 - $9,897.00
$6,598.00
$2,399.00 - $5,999.99
$2,399.00 - $5,999.99
$2,399.00

6,144Wh Each · 102.4V · LFP · IP54 · 5-Year Warranty EcoFlow DELTA Pro Ultra Battery (6kWh) — 1, 2 or 3 Pack This is the storage ...

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$2,399.00 - $9,897.00
$2,399.00 - $9,897.00
$6,598.00
$2,399.00 - $5,999.99
$2,399.00 - $5,999.99
$2,399.00
Save up to 39% Save %
EcoFlow DELTA Pro Smart Extra Battery
EcoFlow DELTA Pro Smart Extra Battery Save 40% Save %

EcoFlow DELTA Pro Smart Extra Battery (3600Wh)

EcoFlow
$1,999.00
$1,999.00 - $1,999.00
$1,999.00
$1,199.00
$1,199.00 - $1,199.00
$1,199.00

3600Wh · LFP · Plug-and-Play · 5-Year Warranty EcoFlow DELTA Pro Smart Extra Battery (3600Wh) This doubles your DELTA Pro's runti...

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$1,999.00
$1,999.00 - $1,999.00
$1,999.00
$1,199.00
$1,199.00 - $1,199.00
$1,199.00
Save 40% Save %
Ecoflow Delta 2 Max Smart Extra Battery
Ecoflow Delta 2 Max Smart Extra Battery Sold out

Ecoflow Delta 2 Max Smart Extra Battery

EcoFlow
$664.00 - $664.00
$664.00
$664.00 - $664.00
$664.00

EcoFlow DELTA 2 Max Smart Extra Battery (2048Wh) This adds 2048Wh of LFP storage to a DELTA 2, DELTA Max or DELTA 2 Max — doublin...

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$664.00 - $664.00
$664.00
$664.00 - $664.00
$664.00
Sold out
Save 28% Save %

Anker SOLIX BP3800 Expansion Battery for F3800

Anker
$2,499.00
$2,499.00 - $2,499.00
$2,499.00
$1,799.99
$1,799.99 - $1,799.99
$1,799.99

Anker SOLIX BP3800 Expansion Battery - 3,840Wh LFP (For F3800) 3,840Wh Long-Lasting LFP Battery Seamless Expansion for Anker SOLIX F3800 3,0...

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$2,499.00
$2,499.00 - $2,499.00
$2,499.00
$1,799.99
$1,799.99 - $1,799.99
$1,799.99
Save 28% Save %
Save 43% Save %

Jackery Expansion Battery Pack 2000 Plus

Jackery
$1,399.00
$1,399.00 - $1,399.00
$1,399.00
$799.00
$799.00 - $799.00
$799.00

Expandable to 24.5kWh Jackery Battery Pack 2000 Plus: Grow Your Explorer 2000 Plus System The Jackery Battery Pack 2000 Plus add...

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$1,399.00
$1,399.00 - $1,399.00
$1,399.00
$799.00
$799.00 - $799.00
$799.00
Save 43% Save %
EcoFlow DELTA Pro 3 Smart Extra Battery
EcoFlow DELTA Pro 3 Smart Extra Battery
Save 21% Save %

EcoFlow DELTA Pro 3 Smart Extra Battery | 4096Wh

EcoFlow
$2,399.00
$2,399.00 - $2,399.00
$2,399.00
$1,899.00
$1,899.00 - $1,899.00
$1,899.00

EcoFlow DELTA Pro 3 Smart Extra Battery (4096Wh) This doubles a DELTA Pro 3's stored energy: another 4096Wh of automotive-grade L...

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$2,399.00
$2,399.00 - $2,399.00
$2,399.00
$1,899.00
$1,899.00 - $1,899.00
$1,899.00
Save 21% Save %
Jackery Battery Pack 5000 Plus
Jackery Battery Pack 5000 Plus
Save 23% Save %

Jackery Battery Pack 5000 Plus

Jackery
$2,999.00
$2,999.00 - $2,999.00
$2,999.00
$2,299.00
$2,299.00 - $2,299.00
$2,299.00

UL 1973 Certified Jackery Battery Pack 5000 Plus: Expand Your Backup Power to 60kWh The Jackery Battery Pack 5000 Plus adds 5,04...

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$2,999.00
$2,999.00 - $2,999.00
$2,999.00
$2,299.00
$2,299.00 - $2,299.00
$2,299.00
Save 23% Save %
EcoFlow LFP Battery
EcoFlow LFP Battery

EcoFlow LFP Battery

EcoFlow
$1,749.00 - $4,019.00
$1,749.00 - $4,019.00
$1,749.00 - $4,019.00
$1,749.00

48V · 2kWh or 5kWh · 3500 Cycles · Auto-Heating · 5-Year Warranty EcoFlow LFP Battery for 48V Systems — 2kWh and 5kWh This is the...

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$1,749.00 - $4,019.00
$1,749.00 - $4,019.00
$1,749.00 - $4,019.00
$1,749.00
Jackery Battery Pack 3600
Save 38% Save %

Jackery Battery Pack 3600

Jackery
$2,099.00
$2,099.00 - $2,099.00
$2,099.00
$1,299.00
$1,299.00 - $1,299.00
$1,299.00

Expandable to 43kWh Jackery Battery Pack 3600: Grow Your HomePower System As You Need It The Jackery Battery Pack 3600 adds 3,58...

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$2,099.00
$2,099.00 - $2,099.00
$2,099.00
$1,299.00
$1,299.00 - $1,299.00
$1,299.00
Save 38% Save %

BigBattery ETHOS 3x Expansion Kit

BigBattery
$4,040.00 - $4,040.00
$4,040.00
$4,040.00 - $4,040.00
$4,040.00

BigBattery ETHOS 3x Expansion Kit The BigBattery ETHOS 3x Expansion Kit adds three stackable 5.12kWh LiFePO4 battery modules to your existing ETHO...

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$4,040.00 - $4,040.00
$4,040.00
$4,040.00 - $4,040.00
$4,040.00

BigBattery ETHOS 2x Expansion Kit

BigBattery
$2,790.00 - $2,790.00
$2,790.00
$2,790.00 - $2,790.00
$2,790.00

BigBattery ETHOS 2x Expansion Kit The BigBattery ETHOS 2x Expansion Kit adds two stackable 5.12kWh LiFePO4 battery modules to your existing ET...

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$2,790.00 - $2,790.00
$2,790.00
$2,790.00 - $2,790.00
$2,790.00
Save 3% Save %

BigBattery 48V ETHOS 30.7KWH (6 Module)

BigBattery
$8,070.00
$8,070.00 - $8,070.00
$8,070.00
$7,820.00
$7,820.00 - $7,820.00
$7,820.00

BigBattery ETHOS | 48V | 30.7KWH | Home Battery Backup LiFePO4 The BigBattery ETHOS 48V 30.7kWh energy storage system combines six stackable 5...

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$8,070.00
$8,070.00 - $8,070.00
$8,070.00
$7,820.00
$7,820.00 - $7,820.00
$7,820.00
Save 3% Save %
Save 4% Save %

BigBattery 48V ETHOS 20.2KWH (4 Module)

BigBattery
$5,570.00
$5,570.00 - $5,570.00
$5,570.00
$5,320.00
$5,320.00 - $5,320.00
$5,320.00

BigBattery ETHOS | 48V | 20.2KWH | Home Battery Backup LiFePO4 The BigBattery ETHOS 48V 20.4kWh energy storage system combines four stackable ...

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$5,570.00
$5,570.00 - $5,570.00
$5,570.00
$5,320.00
$5,320.00 - $5,320.00
$5,320.00
Save 4% Save %
Save 3% Save %

BigBattery 48V ETHOS 10.2KWH (2 Module)

BigBattery
$2,860.00
$2,860.00 - $2,860.00
$2,860.00
$2,780.00
$2,780.00 - $2,780.00
$2,780.00

BigBattery ETHOS | 48V | 10.2KWH| Home Battery Backup LiFePO4 The BigBattery ETHOS 48V 10.2kWh energy storage system pairs two stackable 5.12k...

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$2,860.00
$2,860.00 - $2,860.00
$2,860.00
$2,780.00
$2,780.00 - $2,780.00
$2,780.00
Save 3% Save %

BigBattery 48V ETHOS 15.3KWH (3 Module)

BigBattery
$4,030.00 - $4,030.00
$4,030.00
$4,030.00 - $4,030.00
$4,030.00

BigBattery ETHOS | 48V | 15.3KWH| Home Battery Backup LiFePO4 The BigBattery ETHOS 48V 15.3kWh energy storage system stacks three 5.12kWh LiFe...

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$4,030.00 - $4,030.00
$4,030.00
$4,030.00 - $4,030.00
$4,030.00

BigBattery ETHOS 48V 5.1kWh LiFePO4 Home Battery Backup

BigBattery
$1,250.00 - $1,250.00
$1,250.00
$1,250.00 - $1,250.00
$1,250.00

BigBattery ETHOS | 48V | 5.1kWh | UL1973 | Home Battery Backup LiFePO4 The BigBattery ETHOS 48V 5.1kWh battery module is a stackable LiFePO4 e...

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$1,250.00 - $1,250.00
$1,250.00
$1,250.00 - $1,250.00
$1,250.00

Tigo EI Battery 9.9kWh with Enclosure

Tigo
$3,200.00 - $3,200.00
$3,200.00
$3,200.00 - $3,200.00
$3,200.00

Tigo EI Battery with Enclosure - 9.9kWh, 9.9kW Capacity | 1 Enclosure & 3 Modules The Tigo EI Battery with Enclosure – 9.9kWh is a lithiu...

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$3,200.00 - $3,200.00
$3,200.00
$3,200.00 - $3,200.00
$3,200.00

Natures Generator Powerhouse Power Addition Plus

Natures Generator
$3,499.99 - $3,499.99
$3,499.99
$3,499.99 - $3,499.99
$3,499.99

Natures Generator Powerhouse Power Addition Plus  Highlights: Expand out your Nature's Generator Powerhouse system with this power add-on bundle...

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$3,499.99 - $3,499.99
$3,499.99
$3,499.99 - $3,499.99
$3,499.99

Natures Generator Powerhouse Power Addition

Natures Generator
$2,499.99 - $2,499.99
$2,499.99
$2,499.99 - $2,499.99
$2,499.99

  Natures Generator Powerhouse Power Addition Highlights: Expand out your Nature's Generator Powerhouse system with this power add-on bu...

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$2,499.99 - $2,499.99
$2,499.99
$2,499.99 - $2,499.99
$2,499.99

Natures Generator Elite Power Add on Bundle

Natures Generator
$999.00 - $999.00
$999.00
$999.00 - $999.00
$999.00

Natures Generator Elite Power Add on Bundle Highlights: Expand out your Nature's Generator Elite system with this power add on  bundle!  This power...

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$999.00 - $999.00
$999.00
$999.00 - $999.00
$999.00
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