Ninebot ESX BMS 1.5.8

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The update message for BMS 1.5.8 from the Segway-Ninebot app.

Firmware is the "operating system" of the different parts of the scooter.

To view all firmware files for the Ninebot ESX (ES1, ES2, ES3, ES4) and SNSC 1.0/SNSC 1.1, visit Ninebot ESX Firmware.

BMS firmware is responsible for the battery and its charging.

BMS stands for Battery Management System and is also just referred to as battery firmware.

BMS 1.5.8 was the seventh version of BMS firmware for the ESX.

Official Changelog

1. Added leakage current protection function
2. Optimized firmware compatibility
3. Improved firmware stability[1]

User Notes


This firmware is compatible with the following battery models:


All links lead to the ScooterHacking Firmware Repository.

Zip:, Format: CFW ZipV2 Format

Bin: BMS158.bin, Format: CFW Bin Format

Encoded Bin: BMS158.bin.enc, Format: CFW Encoded Bin Format