ESP32 Gateway Setup

The ESP32 gateway connects your JK-BMS to JKBMSR Cloud.

Before You Start

• Confirm your BMS is a JK-BMS.
• Confirm the ESP32 is powered from USB-C or a safe regulated supply.
• Do not power the ESP32 directly from battery pack voltage.
• Keep wiring disconnected while checking pin labels.

Basic Steps

1. Flash the JKBMSR firmware.
2. Connect the UART cable between the ESP32 gateway and JK-BMS.
3. Configure WiFi.
4. Register the device with JKBMSR Cloud.
5. Confirm telemetry appears in the dashboard.