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Yamaha 36V 400Wh & 500Wh E-Bike frame battery

From 699.00€   RRP 888.95€   (21.37% Saved)

Prices incl. VAT plus shipping costs

  • 1936-002
  • X0S-8212A-21
  • 4055149167417


Original Yamaha battery for your electric bike with Yamaha mid-motor drive. The battery can be... more

Original Yamaha battery for your electric bike with Yamaha mid-motor drive. The battery can be mounted on the down tube and is available with 400 Wh or 500 Wh.

Specifications of the Yamaha down tube battery at a glance:

Capacity 400 Wh Capacity 500 Wh
Li-Ion Battery 36 V Li-Ion Battery 36 V
Charging time 3.5 hours Charging time 4.0 hours
Weight 2.9 kg Weight 3.0 kg


The Yamaha electric bike lithium-ion battery has no memory effect and can be charged at any time regardless of its state of charge.

The Yamaha E-bike batteries for frame mounting are compatible with all E-bikes / electric bikes with 36V mid-motor systems from Yamaha, installed in the models of the following manufacturers:

  • Haibike
  • Winora
  • Batavus
  • as well as many other manufacturers with Yamaha PW and PW-X drive systems.

Designation according to Yamaha battery type plate:

Yamaha frame battery 400Wh - PASB2 / B94-20
Yamaha frame battery 500Wh - PASB5 / B0S-21 (formerly B0S-20)

Compatibility of the Yamaha 500 Wh battery:

The Yamaha 500 Wh battery PASB5 / BOS-21 (formerly B0S-20), newly introduced in 2017, is fully backwards compatible with Yamaha eBike models from 2014.
The existing charger can still be used.

If you have any questions regarding compatibilty or availability, do not hesitate to contact us.

Battery capacity: 400 Wh - 499 Wh, 500 Wh or more
Manufacturer: Yamaha
Yamaha System: Yamaha PW, Yamaha PW-Sport, Yamaha PW-TE, Yamaha PW-X, Yamaha PW-X2
Battery position: Down tube battery / semi-integrated
Weight: 11.1 Ah = 2.9 kg. 13.6 Ah = 3 kg
Item: Yamaha 36V 400Wh & 500Wh E-Bike frame battery
Scope of delivery: rechargeable battery
Manufacturer: Yamaha
Colour: black
Compatibility: Yamaha 36V mid-motor drives
Maker's ref. no.: X94-8212A-20
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