Uploaded January 2017 | Updated September 2026, 1 week ago

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Sped-up footage of four days of battery replacement operations ongoing on the outside of the International Space Station January 8-11, 2017. A total of 12 aging Nickel-Hydrogen batteries are being replaced with six new Li-Ion battery units in an extensive robotic & spacewalking effort lasting through January 17.
Video Credit: NASA, compiled by Spaceflight101.com
More Details: spaceflight101.com/iss-expedition-50/us-eva-39-preview

Step by Step – ISS 1A Power Channel Battery Replacement:

Robotics - January 8-11, 2017:
Ni-H Battery 0082 from 1A IEA to Slot A on HTV Exposed Pallet
Ni-H Battery 0083 from 1A IEA to Slot B on HTV Exposed Pallet
Li-Ion Battery 0013 from Slot E on the HTV Exposed Pallet to Slot 5 on 1A IEA
Ni-H Battery 0077 from 1A IEA to Slot C on HTV Exposed Pallet
Li-Ion Battery 0011 from Slot D on the HTV Exposed Pallet to Slot 1 on 1A IEA
Ni-H Battery 0078 from 1A IEA to Dextre Arm 1
Li-Ion Battery 0012 from Slot F on the HTV Exposed Pallet to Slot 3 on 1A IEA
Fasten H1 Secondary Bolts on IEA Slots 1, 3, 5 (Partially Completed)
Ni-H Battery 0079 from 1A IEA to Dextre Arm 2

U.S. EVA-39 - January 13, 2017:
Adapter Plate F from HTV Exposed Pallet to 1A IEA Slot 6
Ni-H Battery 0080 from 1A IEA Slot 4 to Adapter Plate F in Slot 6
Adapter Plate E from HTV Exposed Pallet to 1A IEA Slot 4
Adapter Plate D from HTV Exposed Pallet to 1A IEA Slot 2

Robotics - January 14-17, 2017:
Transfer Ni-H Batteries 0038, 0078, 0079 from Dextre to HTV Exposed Pallet
Stow HTV Exposed Pallet in HTV Unpressurized Logistics Carrier