1.2V Oral-B Triumph 4000 OBT400SL Battery

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  • OBT400SL
  • 1.2V Oral-B Triumph 4000 OBT400SL Battery
  • CS
  • Oral-B

1.2V Oral-B Triumph 4000 OBT400SL Battery

Oral-B Triumph 4000 Toothbrush Battery 1.2V, 2500mAh, Ni-MH, OBT400SL

Simpower has a full range of replacement Oral-B Batteries and Battery packs. See below which model this Oral-B OBT400SL Battery is compatible with.

Related document: Information on replacement batteries.

Check out the full range of Power Tool Batteries Simpower has by clicking here.

We can also repack most battery packs and where possible, we replace existing cells with increased capacity cells to improve performance and run time.

Care is taken when replacing cells to ensure the pack looks the same as the original.

Repack time approximately 1-2 days (sooner if required) from receipt of the old battery pack and your confirmed order to commence the work.

If the product you are after is not showing on our site please contact us to discuss further.

Please be aware that the changes in the IATA regulations for batteries is impacting on some of our air consignments from overseas – apologies in advance if this affects your order.


  • 1.2V
  • 2500mAh
  • 3.0Wh


  • Ni-MH
  • 1.73 X 4.98 X 1.73cm
  • 1.73cm
  • 4.98cm
  • 1.73cm
  • Green


  • Oral-B 3731, Oral-B 3738
  • Oral-B Triumph 4000, Oral-B Triumph 5000, Oral-B Triumph 9000, Oral-B Triumph 9400, Oral-B Triumph 9500, Oral-B Triumph 9900, Oral-B Professional Care 8000, Oral-B Professional Care 8300, Oral-B Professional Care 8500, Oral-B Professional Care 9500


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