JKBMS USB-TTL-1M Cable for Smart BMS PC Communication

JKBMS USB-TTL-1M Cable for Smart BMS PC Communication

The JKBMS USB-TTL cable connects your JK Smart BMS to a PC or laptop via the GPS port on the protection board. Use it to monitor real-time battery data, configure BMS parameters, and perform firmware upgrades via the free JKBMS PC software.

Key Features

• ✅ USB to TTL conversion — plug-and-play
• ✅ 1 meter cable length — ideal for bench use and installation
• ✅ Compatible with JKBMS B series and BD series BMS
• ✅ Supports real-time monitoring and BMS parameter configuration
• ✅ Supports firmware upgrades via PC
• ✅ Driver installation required (CH340 — download link provided)

Compatibility

• JKBMS B series and BD series Smart BMS (including HC / HCR variants)
• Connect via the GPS port on the BMS protection board
• Windows 7 / 8 / 10 / 11 (64-bit recommended)

Package Contents

• 1× USB-TTL Cable (1 meter)

Note: This cable connects to the GPS port on your B / BD series JKBMS protection board for PC communication. It is NOT compatible with the PB series. For PB series BMS, please use the USB-RS485-RJ45 cable connected to the RS485 port on the interface board instead.