Save big with our battery deals!

Powering Your Future

At šviesulė, we craft custom lithium battery packs designed to bring reliable, eco-friendly energy solutions right to your home and electric vehicles.

A close-up of a sleek lithium iron phosphate battery pack glowing softly, surrounded by solar panels and electric vehicle parts.
A close-up of a sleek lithium iron phosphate battery pack glowing softly, surrounded by solar panels and electric vehicle parts.

150+

15

Trusted Worldwide

5 Stars

Our Services

Custom battery packs tailored for your energy needs, from homes to EVs.

A technician assembling a custom lithium iron phosphate battery pack with precision tools.
A technician assembling a custom lithium iron phosphate battery pack with precision tools.
Tailored Battery Packs

Bespoke packs from 12v to 120v+, perfect for solar and EV uses.

Premium Battery Cells

Wide range of LiFePO4 cells and batteries available, including various voltage and capacity options for solar, inverter, EV, telecom, and energy storage solutions.

Smart BMS Protection

Advanced management systems ensure safety and durability.

Gallery

Close-up of a custom assembled lithium iron phosphate battery pack housed inside a compact plastic battery box.
Close-up of a custom assembled lithium iron phosphate battery pack housed inside a compact plastic battery box.
A sleek electric scooter powered by a robust šviesulė battery pack showcasing clean energy in action.
A sleek electric scooter powered by a robust šviesulė battery pack showcasing clean energy in action.
Various sizes of smart battery management system components neatly arranged on a workbench.
Various sizes of smart battery management system components neatly arranged on a workbench.
Stack of prismatic lithium battery cells ready for assembly, highlighting their durable casing and design.
Stack of prismatic lithium battery cells ready for assembly, highlighting their durable casing and design.
An off-grid solar system powering a cozy home, fitted with a šviesulė custom lithium battery pack.
An off-grid solar system powering a cozy home, fitted with a šviesulė custom lithium battery pack.
Array of cylindrical lithium-ion cells (18650, 21700, 32700) spread out with detailed labeling.
Array of cylindrical lithium-ion cells (18650, 21700, 32700) spread out with detailed labeling.

Snapshots of our batteries in real-life setups and components.