EnerSys ABSL Li-ion Space Battery

6.5 billion cell hours in space and counting

Pioneering EnerSys ABSL™ products are the space industry's most demonstrated Li-ion batteries.

EnerSys ABSL™ supplied the longest operating rechargeable Li-ion battery in space, the first to orbit Earth, Mars and Venus, the closest to orbit the sun and trusted to power the James Webb Telescope.

With a proven delivery track record, EnerSys ABSL™ batteries have logged over 6.5 billion cell hours in space without a mission failure.

• Battery supplier of choice for the toughest Li-ion space battery programs
• Recipient of numerous awards from customers worldwide
• Abundant supply of cells in stock to meet the needs of future programs