A 48V 13Ah (624Wh) rear-rack carrier battery from Yose Power, a popular European e-bike spares brand. The pack mounts on a standard rear rack and combines a usable luggage platform with an integrated rear tail-light and a 5-LED charge indicator. Built with quality 18650 cells and a 30A BMS providing over-charge, over-discharge, over-current and short-circuit protection. The keyed slide-lock holds the battery securely and allows quick removal for indoor charging. Supplied with a 54.6V 2A charger and two keys. Suited to 48V conversions up to around 750W (off-road) — as a bare battery it carries no throttle rating. When paired with a 250W pedal-assist system the complete bike is UK road-legal (EAPC); higher-power or throttle pairings are for off-road / private land use only.

Yose Power 48V 13Ah Rear Rack Battery
£211.72
Price includes 20% VAT.
Yose Power 48V 13Ah (624Wh) rear-rack battery with integrated rear light and luggage carrier. Plug-and-play replacement for 48V rack-mount conversions and many city e-bikes.
About this item
- Battery Capacity: 48v 13ah
- Voltage: 48V
- Capacity: 13Ah (624Wh)
- Cell type: 18650 Li-ion
- Mounting: Rear pannier rack
- BMS: 30A continuous
- Extras: Integrated tail-light
In stock — dispatched within 2–3 working days
Free UK delivery on bikes · 30-day returns
| Brand | |
|---|---|
| Battery Capacity | 48v 13ah |
| Voltage | 48V |
| Capacity | 13Ah (624Wh) |
| Cell type | 18650 Li-ion |
| Mounting | Rear pannier rack |
| BMS | 30A continuous |
| Extras | Integrated tail-light |
| Charger | 54.6V 2A included |
Manufacturer Warranty
All e-bikes sold by VOLTARC come with the full manufacturer's warranty. Coverage typically includes:
- Frame & Fork — 2–5 years against manufacturing defects
- Motor & Battery — 2 years (capacity guarantee: ≥60 % after 500 charge cycles)
- Electrical components — 1–2 years
- Consumables (brake pads, tyres, chain) — not covered
How to make a claim
Email support@e-bikes.biz with your order number and a description of the issue. We aim to respond within 1 business day.
Extended Support
VOLTARC offers optional 3-year extended cover for an additional fee. Ask us at checkout.
No. EAPC (Electrically Assisted Pedal Cycle) e-bikes are legal on UK roads without a licence, insurance, or registration, provided the motor assists only while pedalling and is limited to 250 W / 15.5 mph.
Range depends on the battery size, rider weight, terrain, and assist level. Check the specific product specification for its stated range; typical figures are 40–120 miles per charge.
Most batteries charge in 3–6 hours from flat using the supplied charger. Fast-charge options (where available) can halve this time.
Yes. Our bikes carry an IP rating (see spec tab) and are designed for UK weather. Avoid submerging the battery or motor. Dry and lightly oil the drivetrain after wet rides.
14-day hassle-free returns on unused bikes in original packaging. For faulty bikes we will arrange a free collection. See our returns page for full details.
Finance is not yet available at checkout — it's planned for a future release. See our Finance page for the latest status and to register your interest.




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