Battery BMZ Downtube V10 10s4p 820 Wh / 22,8 Ah / 36V Panasonic
The battery uses an intelligent BMS system to protect against overcharging, overheating and deep discharge, thus extending cell life and increasing operational safety. Robust construction and precision workmanship guarantee high durability.
EAN: 8585053840411
In stock externally
BMZ Downtube V10 10s4p 820 Wh / 22,8 Ah / 36V Panasonic - modern integrated battery
TheBMZ Downtube V10 is a modern generation of integrated lithium-ion battery from the German manufacturer BMZ GmbH. This model with a capacity of 820 Wh (22.8 Ah / 36 V) is designed for electric bikes with Panasonic drive system.
The V10 series represents a development platform with excellent energy density, compact dimensions and high durability. The battery is commonly used in models
Compatible for Kellys e-bikes with Panasonic motors:
MY23: Estima X70
MY25: Tygon, Tayen R90, R50
KlĂÄŤovĂ© vlastnosti
- Configuration: 10s4p (10 cells in series, 4 in parallel)
- Voltage: 36 V nominal
- Capacity: 22.8 Ah
- Energy: 820 Wh
- Type: Removable downtube (V10 generation)
- Compatibility: Panasonic system (original connector and lock)
- Charge indicator: 5 LEDs + button directly on the battery
- Weight: approx. 3.9-4.2 kg
- Cells: Premium 21700 lithium-ion cells
- Waterproof: High protection against splashing water and dust
Main advantages
- Very high range - realistically 110-170 km per charge (depending on terrain, rider weight and assist mode)
- Perfect integration into the frame with low centre of gravity for great handling
- Quick and easy removal thanks to high quality lock
- Reliable BMS with comprehensive protection (overcharging, deep discharge, overheating, short circuit)
- Long service life and high safety
Important note: The battery is intended exclusively for compatible Panasonic systems. Use only original or approved BMZ/Panasonic chargers. Please observe the temperature range for charging (0-45 °C).
BMZ GmbH (Germany)
Product code: 613000
Model: BMZ Downtube V10 Panasonic 820 Wh
This battery is ideal as a replacement for a worn out battery or as a powerful upgrade for longer range.

Designing and manufacturing e-bikes is not just about putting mechanical components together. It's more than that. The purpose for which an e-bike is created is important, because it has a unique purpose in each person's life. This mission gives every KELLYS e-bike its reason for being. Thanks to modern technology, skilled designers and the best materials, the Kellys brand has some of the highest quality e-bikes.
We are specialists in KELLYS electric bikes. We offer full suspension and fixed mountain bikes, touring bikes, men's and women's electric bikes with an excellent price / performance ratio.
Contact: KELLYS BICYCLES CZECH REPUBLIC s.r.o., Havlickova 426, 753 01, Hranice, Czech republic, e-mail: infocz@kellysbike.com, phone: +420 581 698 810, web: https://kellysbike.com
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