Authenticated and Batch Tested Lithium-Ion Batteries. Find out more about our journey.
Seplos Mason Kits
The DIY Seplos Mason Kit provides a comprehensive solution for building your own 48V battery, designed to store excess solar energy for off-grid or grid-tied applications.
Choose from capacities ranging from 14.3kWh to 16kWh to meet your specific energy storage needs - opt for a Seplos bundle to save time and money when ordering your DIY kit. Choose between Grade A or Grade B prismatic cells to suit your preferences and budget, and we'll simply send you the right busbars to accompany your build.
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Original price £599.99Current price £499.99| /
SEPLOS V4 48V DIY Kit
FogstarThe Fogstar/SEPLOS V4 DIY Battery Kit offers unparalleled flexibility for both residential and commercial energy storage needs. This kit provides a...
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Original price £1,799.83Current price £1,399.99| /
SEPLOS V4 Kit and x16 MB31 314Ah Grade A Bundle
SeplosThis product is on pre-order Pre-order the Seplos V4 and EVE MB31 cells with a 10% deposit. This product is anticipated to arrive on 6th December. ...
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Original price £1,639.83Current price £1,399.00| /
SEPLOS V4 Kit and x16 EVE LF280K Grade A Bundle
SeplosThis product is on pre-order Pre-order the Seplos V4 and EVE LF280K cells with a 10% deposit. This product is anticipated to arrive on 6th December...
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Original price £1,639.83Current price £1,249.00| /
SEPLOS V4 Kit and x16 Envision 280Ah Grade B Bundle
SeplosThis product is on pre-order Pre-order the Seplos V4 and Envision 280Ah cells with a 10% deposit. This product is anticipated to arrive around the ...
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Original price £1,559.83Current price £1,249.99| /
SEPLOS V4 Kit and x16 Envision 315Ah Grade B Bundle
SeplosThis product is on pre-order Pre-order the Seplos V4 and Envision 315Ah cells with a 10% deposit. This product is anticipated to arrive around the ...
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Original price £499.99Current price £379.99| /
SEPLOS Mason 280L 48V 280Ah DIY Kit (14.3Kwh)
SeplosPlease note: The V2 and V3 Seplos Mason kits are not compatible. The Seplos Mason 280L Kit includes all of the critical components required to cr...
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Original price £499.99Current price £379.99| /
SEPLOS Mason 48V 280Ah DIY Battery Kit (14.3Kwh)
SeplosPlease note: The V2 and V3 BMS are not compatible. The Seplos Mason Kit includes all of the critical components required to create a DIY 48V 14.3kW...
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Original price £1,459.83Current price £1,299.99| /
SEPLOS Mason 280L and x16 Grade B Envision 305Ah Battery Bundle
FogstarOur Seplos Mason battery bundle contains everything you will need to create a DIY 48V 15.2kWh battery. As part of this bundle you’ll receive a SEP...
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Original price £1,539.83Current price £1,349.99| /
SEPLOS Mason 280L and x16 Grade A EVE LF280K Battery Bundle
FogstarPlease note: The V2 and V3 Seplos Mason kits are not compatible. Our Seplos Mason battery bundle contains everything you will need to create a DIY...
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Original price £1,539.83Current price £1,199.99| /
SEPLOS Mason 280L and x16 Grade B Envision 280Ah Battery Bundle
SeplosThis Seplos Mason 280L battery bundle provides everything you need to create a DIY 48V 14.3kWh battery system, but with a more cost-effective cell ...
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Original price £1,699.83Current price £1,399.99| /
SEPLOS Mason 280L and x16 Grade A EVE MB31 Battery Bundle
FogstarOur Seplos Mason battery bundle contains everything you will need to create a DIY 48V battery. As part of this bundle you’ll receive a SEPLOS Maso...
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Original price £1,539.83Current price £1,299.99| /
SEPLOS Mason Kit and x16 Grade A EVE LF280K Battery Bundle
FogstarPlease note: The V2 and V3 Seplos Mason kits are not compatible. Our Seplos Mason battery bundle contains everything you will need to create a DIY...
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£5.00| /
RJ45 to USB Cable
FogstarRJ45 to USB cable for use with Seplos Mason V2 or V3 kits - please select the version you require in the drop-down. One year manufacturers warrant...
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£19.99| /
Seplos Mason Battery Terminal Connectors
SeplosPair of battery terminal connectors to fit the Seplos Mason kit.Pack contains one black and one orange connector.Terminals attach perfectly to the ...
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Original price £1,459.83Current price £1,349.99| /
SEPLOS Mason 280 and x16 Grade B Envision 305Ah Battery Bundle
FogstarOur Seplos Mason battery bundle contains everything you will need to create a DIY 48V 15.2kWh battery. As part of this bundle you’ll receive a SEP...
View full details -
Original price £1,699.83Current price £1,399.99| /
SEPLOS Mason 280 and x16 Grade A EVE MB31 Battery Bundle
FogstarThe Seplos Mason battery bundle contains everything you will need to create a DIY 48V battery. As part of this bundle you’ll receive a SEPLOS Maso...
View full details