The Reention Dorado is the down-tube battery fitted to a huge range of factory fat-tyre and trekking e-bikes, and is a popular high-capacity upgrade for conversions. This 48V 20Ah version (960Wh) is built with Samsung 21700 cells for serious range. The Dorado case mounts on the down tube via a base rail and locks securely with a keyed cradle; the slim profile suits both standard and fat-bike frames. Includes USB output, power switch with charge indicator and a 30A continuous BMS (40A peak). Supplied with mounting rail, a 54.6V 2A charger and two keys. As a bare battery it has no throttle rating — paired with a 250W pedal-assist conversion the bike is UK road-legal (EAPC); paired with a higher-power or throttle kit it is for off-road / private land use only.

Reention Dorado 48V 20Ah Frame Battery
£253.00
Price includes 20% VAT.
Genuine Reention Dorado 48V 20Ah (960Wh) down-tube battery with Samsung 21700 cells. High-capacity long-range pack for fat-bike and 48V conversion builds.
About this item
- Battery Capacity: 48v 20ah
- Voltage: 48V
- Capacity: 20Ah (960Wh)
- Cell type: Samsung 21700
- Case: Reention Dorado
- Mounting: Down-tube rail
- BMS: 30A continuous / 40A peak
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| Brand | |
|---|---|
| Battery Capacity | 48v 20ah |
| Voltage | 48V |
| Capacity | 20Ah (960Wh) |
| Cell type | Samsung 21700 |
| Case | Reention Dorado |
| Mounting | Down-tube rail |
| BMS | 30A continuous / 40A peak |
| Charger | 54.6V 2A included |




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