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BTF-70581A zoom

  • BTF-70581A
  • BTF-70581A


CSEL Battery Discharge Device

The BTF-70581A can be used for reconditioning of rechargeable batteries or for a deep discharge prior to disposal of primary batteries.

  • NSN: 6130-01-593-1228
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  • ● The BTF-70581A can be used for reconditioning of rechargeable CSEL batteries or for deep discharge prior to disposal of primary CSEL batteries.

    ● The LED indicators extinguish when the discharge process has completed.


    Works with:

    ● CSEL Rechargeable Batteries (BT-70581, BT-70581A, BT-70581Bx, BT-70581Cx, BT-70676Bx, and BB-2001A/U)

    ● CSEL Primary Batteries (BT-70720, BT-70720A, and BA-5301A/U)


Size / Weight

  • Length

    2.71 +/- 0.03 in (68.83 +/- 0.76 mm)

  • Width

    1.93 +/- 0.03 in (49.02 +/- 0.76 mm)

  • Height

    2.43 +/- 0.03 in (61.72 +/- 0.76 mm)

  • Weight

    0.21 lb (0.09 kg)


  • Materials / Color

    Modified ABS Plastic / Black

  • Storage Temperature

    -40°C to +70°C (-40°F to +158°F)

Customer who bought this item also bought

  • BT-70581CE

    Handheld lithium-ion radio battery used in AN/PRQ-7 CSEL (Boeing Combat Survivor Evader Locator Radio). Approved replacement for BT-70581 A & B Models. Over 10% better run-time.

    Military#: BB-2001A/U

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Resource and Support

  • FAQs

    Check our Frequently Asked Questions page for quick answers.

    View FAQ's

  • Battery Disposal and Safety

    For more information on battery disposal and safety including MSDS sheets.

    See More

  • Software Updates

    Check here to make sure you have the most up to date software for your battery charger

    See More


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