Bren-Tronics – 2 Bay FLEX (Foldable, Lightweight, Expeditionary) Charger™ (BB-2590/U and BB-2557/U)


Provides power to BB-2590/U and BB-2557/U batteries. Will charge two (2) sets of two (2) batteries in 4.5-6 hours depending on the input power. It can be powered from 20-36Vdc, 120W (max), or a solar panel. Incorporates advanced features such as Maximum Power Point tracking (MPPT) which allows the batteries to be charged more efficiently by constantly adjusting to utilize the maximum power available from a solar panel. Equipped with a 10W USB charging port, a trailer hitch connector, and blackout button for stealth operation.

  • Charger Dimensions (LxWxH): Folded, 5.0 in (127 mm) x 5.6 in (143 mm) x 3.0 in (76 mm) Unfolded, 13.5 in (343 mm) x 5.6 in (143 mm) x 1.8 in (44 mm)
  • Weight: 1.19 lb (0.54 kg)
Model Item #
2 Bay FLEX Charger™ ( BB-2590/U and BB-2557/U) BTK-70911-11





Products are available for DOD, Federal, State, and Local Government Agency ordering.
ADS cannot quote or fulfill personal orders.

Contact us for quotes, info, and ordering.

Web-to-Lead Form

Thank you for your interest in ADS. Unfortunately, we cannot process your request. ADS does not sell to sole proprietors or ship to residential addresses. Please contact our partner, Tactical Distributors at 1.866.916.6905 or for further assistance.

Tell us about your company.

Please provide any ADS reference numbers you may have.

Tell us how we can help.

When do you need this quote?
Tell us what you're looking for.

Tell us your delivery destination.

Tell us your purchase method.

Campaign Information