This is a new replacement battery to fit certain Braun Oral-B, Philips Sonicare and other manufacturers’ electric toothbrushes.
This battery is fitted with solder tags ready for you to solder it into your toothbrush and give it a new lease of life.
It is strongly recommended that you open up your toothbrush before ordering from us to double-check the measurements. See our battery replacement 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 3754 and 3756 toothbrush models along with some others, including some versions of the type 4729 and some versions of the type 3728 toothbrushes.
See additional photo for polarity identification (+/-). Not suitable for replacing Li-ion batteries. The fitted solder tags will need trimming to suit your toothbrush.