This is a top quality Japanese-made replacement battery fitted with specially aligned solder tags to fit the Braun Oral-B Triumph v1 range of toothbrushes. You won’t get a better quality battery than this!
The battery is fitted with an offset solder tag on the negative terminal to correctly fit the Braun Oral-B Triumph v1 Professional Care models 4000, 5000, 9000, 9500, 9900 and others which exclusively have type numbers 3731, 3738 or 3745 marked underneath. Just solder it into your Triumph electric toothbrush to give it a new lease of life.
It is recommended that you open up your toothbrush to double-check the measurements as some Triumph v1 models are fitted with a shorter 42mm long battery. See our guides section for instructions on replacing your toothbrush battery.
- Length: 49mm (suitable for replacing 48mm, 49mm, 50mm and 51mm long batteries)
- Diameter: 17mm
- Voltage: 1.2V
- Capacity: 2700mAh
- Chemistry: NiMH
- Brand: Varta – Made in Japan
- Tagged at both ends for soldering – offset negative terminal
The fitted solder tags will need trimming to fit your toothbrush.