42mm x 14mm Braun Electric Toothbrush Battery
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NiMH 42mm x 14mm Braun Toothbrush Battery

5 out of 5 based on 2 customer ratings
(2 customer reviews)


42mm x 14mm NiMH Tagged Electric Toothbrush Battery for Braun Oral-B, Philips Sonicare and Colgate

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Product Description

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This is a new replacement battery to fit certain Braun Oral-B, Philips Sonicare, Colgate and other manufacturers’ toothbrushes.

It is fitted with solder tags ready for you to solder it into your toothbrush and give it a new lease of life.

It is recommended that you open your toothbrush first to double-check the measurements. See our guides section for instructions on replacing your toothbrush battery.

  • Length: 42mm (suitable for replacing 41mm, 42mm, 43mm and 44mm long batteries)
  • Diameter: 14mm
  • Voltage: 1.2V
  • Capacity: 1400mAh
  • Chemistry: NiMH
  • Brand: ESP Batteries
  • Tagged at both ends for soldering

This battery is a replacement for most Braun Oral-B Professional Care and TriZone Type 3756 and 3754 toothbrush models along with some others, including some versions of the Type 4729 and some versions of the Type 3728.

2 reviews for NiMH 42mm x 14mm Braun Toothbrush Battery

  1. 5 out of 5


    Brilliant, useful website, a great product, new life in toothbrush!

  2. 5 out of 5

    (verified owner):

    Great idea and great service.

    I received batteries in a few days in Spain, I follow the detailed instructions for replacing them, and know my toothbrushes work like it they were a new ones.

    Thank you very much. Continue in this way!

    • Ionic Admin


      Thanks for your comments Ernesto!

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