VTB 72V 50Ah 21kW Battery for Sur-Ron Light Bee X EVO Plus
VTB 72V 50Ah Battery for Sur-Ron Light Bee X / EVO Plus
The VTB 72V 50Ah battery is the definitive upgrade for your Sur-Ron Light Bee X or EVO Plus. With 21kW peak power, 165km range, IP67 waterproofing, and Samsung 50G 21700 grade-A cells, this is the battery upgrade that unlocks your Sur-Ron's full potential.
Why Upgrade to the VTB Battery?
- 165km range at 25km/h average — more than triple the stock range
- 21kW peak power / 280A (BMS set to 400A peak for this unit)
- 2-hour quick charging with the VTB fast charger (XT90, 25A at 220V)
- IP67 waterproof — cells sealed with Epoxy Resin for full outdoor protection
- Samsung 50G 21700 cells — grade-A with under 0.01V difference after 10,000Ah cycles
- 12-year minimum lifespan — retains 70% capacity after 12 years
- Colour LCD display — shows SOC, voltage, amps, power and BMS fault codes in real time
- Fits the original battery tank with only 2cm extra height
- 15A emergency charger included free with purchase
Advanced BMS
The 550A-capable BMS (set to 400A peak) uses 22x HYG017N10 MOSFET transistors, generating under 18W of heat at 250A discharge. 12 protection modes cover all common charging and discharging fault conditions. Bluetooth-connected for real-time monitoring via the app.
Full Specifications
| Specification | Details |
|---|---|
| Model | VTB7250-5C-QF |
| Voltage | 72V |
| Capacity | 50Ah |
| Peak Power | 21kW |
| Range | 165km at 25km/h |
| Charging Time | 2 hours (VTB fast charger) |
| Cells | Samsung 50G 21700, grade-A |
| BMS | 550A capable / 400A peak set |
| Waterproofing | IP67 |
| Connector | RAS 6808 (240A continuous / 480A peak) |
| Charging Port | XT90 (50A continuous) |
| Weight | 17.8kg |
| Dimensions | 154 × 138 × 385mm |
| Compatibility | Sur-Ron Light Bee X, EVO, Plus |
Frequently Asked Questions
-
Will this battery fit my Sur-Ron Light Bee X?
Yes — it fits the original battery tank with only 2cm additional height. Compatible with the Sur-Ron Light Bee X, EVO and Plus. -
How fast does it charge?
2 hours with the VTB fast charger (XT90, 25A at 220V). A 15A emergency charger is also included free. -
How much range does it give?
165km at an average speed of 25km/h under laboratory conditions. -
Is it waterproof?
Yes — IP67 rated, with cells sealed using Epoxy Resin for comprehensive protection during off-road riding. -
How long do the cells last?
Samsung 50G cells retain a minimum 70% capacity after 12 years of use.
Pairs well with
In stock! Ships within 1-2 business days.
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VTB 72V 50Ah 21kW Battery for Sur-Ron Light Bee X EVO Plus
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