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BT-70791LU, BB-2590A/U zoom

  • BT-70791LU, BB-2590A/U
  • At work in FLIR SUGV

BT-70791LU (BB-2590A/U)

BB-2590A/U, 8.5 Ah Rechargeable Lithium-Ion Battery

The BB-2590A/U meets the latest standard MIL PRF-32383/3. It is certified by the DOD for Military Use. With the familiar BB-2590 form factor this upgrade to the BB-2590A/U is inherently compatible with exiting applications.

  • Military#: BB-2590A/U
  • NSN: 6140-01-633-9444
  • Chemistry#: Li-ion
  • ● Complies with SMBus v1.1 and SBData v1.1
    ● UN/DOT 38.3 Rating: 259 Wh
    ● Certified by US Army to MIL-PRF-32383/3
    ● Comparable to: BB-2590/U, BT-70791Bx, BT-70791Cx and BT-70791Jx
    ● Visit: for patent information
    ● CE Compliant

    Typically used in:

    ●Surveillance / Sensors
    ●ManPack Radios (PRC-158, 162, 167)
    ●FALCON (AN/PRC-150, 117) Radios
    ●SINCGARS & ASIP (AN/PRC-119) Radios

Size / Weight

  • Length

    4.4 in (112 mm)

  • Width

    2.4 in (61 mm)

  • Height

    5.0 in (127 mm)

  • Weight

    3.1 lb (1.4 kg)


  • SMBus


  • State of Charge Indicator


  • Connector

    Floating type per U.S. Army DWG # SC-C-179495

  • US Government Spec


  • Voltage

    28.8V, Two (2) Sections each 14.4V

  • Maximum Voltage

    33.6V, Two (2) Sections each 16.8V (supported chargers when used with BTA-70903 adapter. See datasheet for details)

  • Capacity

    In 24V Mode: 8.5 Ah, In 12V Mode: 17 Ah

  • Storage Temperature

    -40°C to +40°C (-40°F to +104°F)

  • Operating Temperature

    -20°C to +60°C (-4°F to +140°F)

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