SKU
BT-70757BK (BB-2557/U)
BB-2557/U, 75 Wh
Military #
BB-2557/U
NSN
Conforms to: 6140-01-490-5387
Chemistry:
Li-ion
5.0 Ah, Rechargeable Lithium-Ion Battery
This latest configuration of the BB-2557/U is built tougher and runs 14% longer than the BT-70757 version. It is certified by the DOD for Military Use. Typically used in many different devices such as unmanned robots (UGV and UAV's), TACFIRE, and REMBASS
• Complies with SMBus v1.1 and SBData v1.1
• UN/DOT 38.3 Rating: 75Wh
• Comparable to: BT-70757, BT-70757A, BT-70757BE, BT-70757BG, BT-70757G, BB-2557/U, and BB-557/U
• Absolute state of charge indicators
Typically used in:
• TACFIRE (AN/PSG-2A & 2B)
• REMBASS (RT-1175A/GSQ)
• AN/PSQ-7
• Unmanned Robots (UGV/UAV)
Dimensions
Length: 4.125 +/- 0.031
Width: 1.437 +/- 0.031
Height: 3.916 +/- 0.031
Weight: 1.2 lbs.
Other
| SKU | BT-70757BK |
|---|---|
| Nominal Voltage | 14.4V, 28.8V |
| Ah | In 24V Mode: 2.5 Ah, In 12V Mode: 5.0 |
| Maximum Voltage | 16.8V |
| Operating Temperature | -20°C to +60°C (-4°F to +140°F) |
| Storage Temperature | -40°C to +40°C (-40°F to +104°F) |
| Connector | 6 Pin Floating Type per U.S. Army DWG #SC-C-179495 |
| State of Charge Indicator | Yes |
| Battery Type | Rechargeable |
| Smart Battery | SMBus |
| Brenergy | No |
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