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Portable Battery Expansions

Portable battery expansions let you boost the capacity of your existing power banks and portable batteries, keeping your devices running longer on site or in the field. Ideal for tradespeople and outdoor professionals, these extra batteries offer reliable, high-capacity options from brands like Anker, EcoFlow, Jackery, and Bluetti. Compatible with a variety of portable power systems, these extra batteries easily connect to your existing battery set up ensuring uninterrupted power for tools, lighting, and essential electronics.

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Bluetti B300K2 Standalone/Expansion Battery (2764Wh)
Bluetti B300K2 Standalone/Expansion Battery (2764Wh)

£832.50 ex VAT£999.00 inc VAT

In Stock
FREE UK Delivery
Anker SOLIX BP2000 (Gen 2) Power Station Expansion Battery (2048Wh)
Anker SOLIX BP2000 (Gen 2) Power Station Expansion Battery (2048Wh)

£749.17 ex VAT£899.00 inc VATWas: £899.00 ex VAT

In Stock
FREE UK Delivery
EcoFlow DELTA 3 Smart Extra Battery (1024Wh)
EcoFlow DELTA 3 Smart Extra Battery (1024Wh)

£458.33 ex VAT£550.00 inc VAT

Hurry, only 5 left!
Anker SOLIX BP3800 Expansion Battery For SOLIX F3800 (3840Wh)
Anker SOLIX BP3800 Expansion Battery For SOLIX F3800 (3840Wh)

£1,415.83 ex VAT£1,699.00 inc VAT

In Stock
FREE UK Delivery
EcoFlow RIVER 3 Plus EB600 Extra Battery (572Wh)
EcoFlow RIVER 3 Plus EB600 Extra Battery (572Wh)(1)

£274.99 ex VAT£329.99 inc VAT

In Stock
Sherpa PEAK 3.0-EB Smart Expandable Extra Battery (3072Wh)
Sherpa PEAK 3.0-EB Smart Expandable Extra Battery (3072Wh)

£1,082.45 ex VAT£1,298.94 inc VATWas: £1,499.99 ex VAT

In Stock
FREE UK Delivery
Save 13%
Sherpa BASE 5.0-EB Expandable Portable Extra Battery (5048Wh)
Sherpa BASE 5.0-EB Expandable Portable Extra Battery (5048Wh)

£2,165.78 ex VAT£2,598.94 inc VAT

In Stock
FREE UK Delivery
EcoFlow DELTA Pro 3 Smart Add-On Power Station Battery (4096Wh)
EcoFlow DELTA Pro 3 Smart Add-On Power Station Battery (4096Wh)

£1,832.50 ex VAT£2,199.00 inc VAT

In Stock
Bluetti Apex 300 Portable Power Station + B300K Expansion Battery
Bluetti Apex 300 Portable Power Station + B300K Expansion Battery

£2,331.67 ex VAT£2,798.00 inc VAT

In Stock
FREE UK Delivery
Anker SOLIX BP2600 Power Station Expansion Battery (2560Wh)
Anker SOLIX BP2600 Power Station Expansion Battery (2560Wh)

£832.50 ex VAT£999.00 inc VAT

In Stock
FREE UK Delivery
Anker SOLIX BP3000 Expansion Battery (3072Wh)
Anker SOLIX BP3000 Expansion Battery (3072Wh)

£1,415.83 ex VAT£1,699.00 inc VAT

In Stock
FREE UK Delivery
Bluetti Apex 300 Portable Power Station + 2x B300K Expansion Batteries
Bluetti Apex 300 Portable Power Station + 2x B300K Expansion Batteries

£3,164.17 ex VAT£3,797.00 inc VAT

In Stock
FREE UK Delivery
Bluetti B500K Power Station Expansion Battery (5120Wh)
Bluetti B500K Power Station Expansion Battery (5120Wh)

£1,665.83 ex VAT£1,999.00 inc VAT

In Stock
FREE UK Delivery
EcoFlow EB300 Smart Extra Battery For RIVER 3 Plus (286Wh)
EcoFlow EB300 Smart Extra Battery For RIVER 3 Plus (286Wh)

£199.16 ex VAT£238.99 inc VAT

In Stock
Bluetti B300K Power Station Expansion Battery (2764.8Wh)
Bluetti B300K Power Station Expansion Battery (2764.8Wh)

£1,249.17 ex VAT£1,499.00 inc VAT

In Stock
FREE UK Delivery
Bluetti B300K Standalone Power Station/Expansion Battery (2764.8Wh)
Bluetti B300K Standalone Power Station/Expansion Battery (2764.8Wh)

£1,499.00 ex VAT£1,798.80 inc VAT

In Stock
FREE UK Delivery
Photonic Universe P2400SB Expansion Battery For P2400S (2240Wh)
Photonic Universe P2400SB Expansion Battery For P2400S (2240Wh)

£499.99 ex VAT£599.99 inc VAT

In Stock
FREE UK Delivery
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EcoFlow DELTA 2 Max Extra Battery (2048Wh)
EcoFlow DELTA 2 Max Extra Battery (2048Wh)

£791.66 ex VAT£949.99 inc VAT

Out of Stock
5 Year Warranty
Sherpa BASE 2.0-EB Expandable Portable Extra Battery (2048Wh)
Sherpa BASE 2.0-EB Expandable Portable Extra Battery (2048Wh)

£874.99 ex VAT£1,049.99 inc VATWas: £1,099.99 ex VAT

Out of Stock
FREE UK Delivery
Save 5%
EcoFlow DELTA Pro Smart Extra Battery (3600Wh)
EcoFlow DELTA Pro Smart Extra Battery (3600Wh)

£1,499.99 ex VAT£1,799.99 inc VAT

Out of Stock
2 Year Warranty
EcoFlow DELTA 2 Smart Fast-Recharging Extra Battery (1024Wh)
EcoFlow DELTA 2 Smart Fast-Recharging Extra Battery (1024Wh)

£583.33 ex VAT£700.00 inc VAT

Out of Stock
5 Year Warranty
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Brands 0 selectedBrandsAll0 selectedBrandsClearAnker(4)Bluetti(6)EcoFlow(7)Photonic Universe(1)Sherpa Power(3)
Price 0 selectedPriceAll0 selectedPriceClear£150 to £200(1)£250 to £300(1)£400 to £500(2)£500 to £1,000(6)£1,000 to £1,500(6)£1,500 to £2,000(2)£2,000 to £2,500(2)£3,000 to £3,500(1)
Battery Capacity 0 selectedBattery CapacityAll0 selectedBattery CapacityClear0–300Wh(2)301–600Wh(1)1001–2000Wh(2)2000Wh+(14)
Output Power 0 selectedOutput PowerAll0 selectedOutput PowerClear2000W+(1)
Categories CategoriesPortable Battery Power(63)Portable Battery Expansions(21)Portable Solar Power(26)Portable Power Kits(23)Portable Power Accessories(10)
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