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BT-70791A zoom

BT-70791A (BB-2590/U)

Rechargeable, Lithium-Ion Battery

The only BB-2590/U Certified for Military Use. Typically used in Communications / Chemical / CLU / Computer / Robotics: SINCGARS & ATCS (AN/PRC-104, 119), FALCON (AN/PRC-138, 117) , KY-57, MXF430, AN/PSC-5.

  • Military#: BB-2590/U
  • NSN: 6140-01-490-4316
  • Chemistry#: Li-Ion
Refer to BT-70791CK

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 14.4

  • Maximum Voltage

    33.0V, Two (2) Sections each 16.5 V

  • Capacity

    In 24V Mode: 6.8 Ah, In 12V Mode: 13.6 Ah

  • Storage Temperature

    -40°C to +40°C (-40°F to +104°F)

  • Temperature Operations

    -20°C to +55°C (-4°F to +131°F)

The following are related products that are not included with featured product and sold separately. Note: Battery charger models BTC-70801 (PP-8498/U), BTC-70844, BTC-70819, BTC-70836 (PP-8481B/U), and BTC-70870 requires battery adapters.



BTC-70801 (PP-8498/U)
BTC-70819 (CE)
BTC-70844 (CE)
BTA-70834 (J-6358B/P)
BTC-70836 (PP-8481B/U)
BTA-70841 (J-6520A/U)
BTA-70820 (J-6581/U)
BTA-70827 (J-6583/U)
BTA-70830 (J-6586/U)

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