Ebike Batteries
36V 15Ah Down-Tube Ebike Battery — EVE 21700 Cells | LC Leccys
Real-world range depends on rider weight, terrain, speed, temperature, battery size and riding style — treat any range figure as a guide, not a guarantee.
Read the UK e-bike law guideInstallation
Fit it yourself with our UK support, or let LC Leccys install it at the Leicestershire workshop.
Let LC Leccys install itReliable 36V 15Ah down-tube battery for 250W–500W e-bike systems. Built with EVE 21700 5000mAh cells and a 30A BMS. Charger included, dispatched from the UK.
Key Features
- 36V nominal, 15Ah capacity (540Wh)
- EVE 21700 5000mAh cells
- 30A BMS protection (over-charge, over-discharge, short-circuit)
- Down-tube case with integrated lock and key
- 36V 2A charger included
- Suits 250W–500W factory e-bikes and light-power builds
Technical Specifications
| Nominal Voltage | 36V |
| Capacity | 15Ah / 540Wh |
| Cells | EVE 21700 5000mAh |
| BMS | 30A |
| Compatible Power | 250W–500W |
| Charger | 36V 2A (UK plug) |
| Form Factor | Down-tube |
What's Included
- 36V 15Ah down-tube battery
- Mounting base with keys (x2)
- 36V 2A UK-plug charger
Compatibility
Please note: this is a 36V battery. Our current conversion kits are 48V, 52V and 72V — this battery does not pair with any conversion kit we currently sell. It's intended for existing 36V factory e-bikes or third-party 250W–500W systems. If you're unsure whether it matches your setup, contact us before ordering.
Shipping
Free UK shipping via tracked ground courier (lithium restrictions apply — road only). Dispatched on working weekdays.
Warranty
2-year manufacturer warranty covering cells and BMS.
Buying this?
Common questions.
36V 15Ah Down-Tube Ebike Battery — EVE 21700 Cells | LC Leccys
£259.99