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Rectangular black 8-cell lithium-ion battery pack measuring 10.24 by 6.18 by 5.47 inches

KingSener

KingSener BA-500 8-Cell Li-ion Battery 46.1Wh 14.4V

SKU CH-861W-X7QRG MPN BA-500

An 8-cell lithium-ion replacement battery delivering 46.1 Wh at 14.4 V for compatible medical devices

  • 8-cell Li-ion design delivers 46.1Wh rated capacity for extended runtime
  • 4V rated voltage matches original specifications for reliable power delivery
  • 57 lbs lightweight construction enables portable medical device operation
  • 100% compatibility with original dimensions ensures proper fit without adaptation
  • Brand new condition with full charge capacity meeting or exceeding design capacity

Replacement Battery for Inogen G5

The KingSener BA-500 is an 8-cell lithium-ion replacement battery rated at 46.1 Wh and 14.4 V. It is built for users who need a dependable power source for their Inogen G5 portable oxygen concentrator. The pack matches the original dimensions of 10.24 x 6.18 x 5.47 inches and weighs 1.57 pounds.

Practical Limits of Lithium-Ion Chemistry

Lithium-ion cells degrade with heat, deep discharge and prolonged storage at full charge. The supplier advises against leaving the adapter connected during use and recommends a monthly charge above 80 percent if the battery is removed for long periods. Hot or humid environments will shorten usable life.

Capacity and Runtime Headroom

At 46.1 Wh the pack delivers the same design capacity as the original BA-500 and BA-600 models, so runtime matches factory specifications. It comfortably powers the concentrator through typical daily cycles but will not extend operating time beyond the device's rated limits. Users needing longer continuous operation must carry a second charged pack.

Highlights

  • 8-cell Li-ion design delivers 46.1Wh rated capacity for extended runtime
  • 4V rated voltage matches original specifications for reliable power delivery
  • 57 lbs lightweight construction enables portable medical device operation
  • 100% compatibility with original dimensions ensures proper fit without adaptation
  • Brand new condition with full charge capacity meeting or exceeding design capacity

Specifications

No published specifications for this item yet.

Questions about this item

How do I confirm the BA-500 is the right replacement for my device?

Match the original battery model number to BA-500 or BA-600 and compare the physical dimensions of 10.24 x 6.18 x 5.47 inches to ensure identical fit.

What runtime can I expect from the 46.1Wh rating in actual use?

The 46.1Wh capacity at 14.4V delivers the full design capacity when new; actual runtime depends on the device power draw and follows the recommended 2 to 3 full charge and discharge cycles.

Does the 14.4V specification limit compatibility with other voltages?

This battery operates at 14.4V and is built to match the original equipment voltage exactly; it is 100% compatible with devices requiring the BA-500 or BA-600 model.

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