BATTERY MANAGEMENT UNIT (BYD) 40-60V, 200mA, IP55
NST
PELEBATTX206
Valid Article
Last Updated on:
05/02/2026, 22:10:51
BATTERY MANAGEMENT UNIT (BYD) 40-60V, 200mA, IP55
Form
BMU (Battery Management Unit) for BYD Battery-Box Premium LV systems, acting as the system control unit
- compact controller with integrated WLAN interface for local communication via Be Connect app (WLAN name/code on BMU label)
- front interfaces:
- Ethernet port
- RJ45 “inverter” communication port
- RJ45 “Battery-Box” communication port
- stop button with integrated status LED for operation / fault indication
- Dimensions (L × W × H): 222 × 154 × 59 mm
- Weight: 2 kg
Includes:
- 1 × BMU
- 1 × instruction manual
- 3 × connectors
- 1 × hanger
Per Piece.
Fit
- compatible with BYD Battery-Box Premium LV families: LV FLEX, LV FLEX LITE, LVS, LVS LITE, LVL
- power supply: powered directly by the Battery-Box through the network cable (no external power supply needed)
- communication interfaces: Ethernet / CAN / RS485
- input supply range: 40–60 VDC, input current 200 mA
- environmental limits: -10 °C to +50 °C, 5–95% RH (non-condensing)
- IP protection: IP55
- inverter communication cable length: ≤ 10 m; recommended cable type: CAT 5 shielded or above
- BMU ↔ Battery-Box link requires straight-through wired cable
Function
- manages and coordinates the Battery-Box Premium LV system as the central control unit (BMU)
- provides a communication bridge between Battery-Box and compatible inverters via RJ45 (CAN-based link, correct pinning required)
- supports monitoring / interaction through WLAN using the Be Connect app
- commissioning support: start the Battery-Box (press start button ~3 seconds) after confirming inverter / Battery-Box / BMU wiring
- status visibility via LED states (init, idle, charging, discharging, low SOC warning, fault indication); error code meaning referenced in Battery-Box operating manual
- firmware updates are performed only while operating with a Battery-Box system