Over/Under Voltage Protection (configurable)
Over Current in Discharge (300A for 60s; 400A instant cut)
Over Current in Charge (200A for 60s; 250A instant cut)
Short Circuit Protection (20µs delay)
Short Circuit & Over Current Latch
Deep Discharge Prevention
Hardware & Software Interlocks
18–32 cells (75–140V packs)
Up to 250A continuous current
Cell balancing: up to 380–400mA
Voltage accuracy ±5mV; Current accuracy ±1%
Predischarge for 3–16mF in 0.5 sec
Self‑consumption: ~165mA (contactor ON), ~85mA (OFF), ~1.3µA shutdown
Isolated CAN2.0B
Bluetooth Low Energy (BLE)
Proprietary CAN servicing tools
12 external cell sensors
Range: –10°C to 120°C, accuracy ±1°C
Buzzer & LED: Thermal Runaway, Contactor Failure, Open Wire, Short Circuit Latch, Over Current Latch, Insulation Failure
uSD Card (0.5 sec logging, 60 days)
EEPROM
All models support multiple lithium‑ion cells. Depending on the variant, they can manage anywhere from 3 cells up to 32 cells, covering battery packs from about 48V up to 140V.
All models support multiple lithium‑ion cells. Depending on the variant, they can manage anywhere from 3 cells up to 32 cells, covering battery packs from about 48V up to 140V.
Webber ElectroCorp is an Indian EV tech company specializing in smart Battery Management Systems, chargers, and motor controllers—powering the future of electric mobility.