If you own a JK-B2A8S20P v11+ (f.e. JK-B2A8S20P hw 11.XW, sw 11.26) please use protocol version JK02_32S:
substitutions:
name: jk-bms
device_description: "Monitor and control a JK-BMS via bluetooth"
external_components_source: github://syssi/esphome-jk-bms@main
protocol_version: JK02_32S
See #275
If you own a JK-B2A8S20P v11+ (f.e. JK-B2A8S20P hw 11.XW, sw 11.26) please use protocol version
JK02_32S
: