JKBMS JK-PB2A16S20P V19 200A BMS + LCD-4.3-TTL-P Kit

A matched JKBMS inverter BMS and display kit for home solar energy storage projects. This bundle includes one JK-PB2A16S20P V19 protection board and one compatible LCD-4.3-TTL-P display.

Included in this kit

• 1 × JK-PB2A16S20P V19 inverter BMS
• 1 × JK-LCD-4.3-TTL-P 4.3-inch display

BMS specifications

• Model: JK-PB2A16S20P V19
• Current rating: 200A
• Active balancing: 2A
• Battery configuration: 8S–16S, 24V–48V LiFePO4
• Communication interfaces: UART, CAN and RS485

Display compatibility

This kit uses the PB-compatible TTL-P display. It does not include the standard RS485 4.3-inch display used with B/BD boards.

Battery cells and an ESS cabinet are not included.

PB Series Firmware Update Guide

PB Series Firmware Upgrade: The Most Detailed Tutorial covers the PC software, CH340 driver and COM port selection, USB-RS485 connection, and illustrated firmware update steps. V19.31 to V19.34 is the example; use firmware confirmed for your exact model and hardware revision. Never interchange V15 and V19 firmware.