Cell Configuration

7-series (24V nominal, 29.4V max)

Rated Current

20A continuous (25A peak for 3s)

Charge Voltage

29.4V ±0.05V (4.2V/cell)

Discharge Cut-off

17.5V ±0.5V (2.5V/cell)

Balancing Method

Passive (35±5mA per cell)

Balancing Start

>4.15V/cell

Protection Functions

Overcharge/Over-discharge/Short-circuit/Overcurrent/Temperature

Overcharge Protection

4.25±0.05V/cell (auto-recovery at 4.15±0.05V)

Over-discharge Protect

2.5±0.08V/cell (manual recovery >3.0V)

Short-Circuit Protect

>50A response in <500μs

Overcurrent Protect

30±5A (adjustable, auto-recovery after 5s)

Temperature Range

-20°C to +85°C (with NTC 10KΩ optional)

Standby Current

<50μA

MOSFET Type

Dual N-channel (TPH1R403NL)

Voltage Drop

<25mV at 10A

Communication

None (basic) / UART (advanced models)

Dimensions

70mm × 45mm × 4mm

Terminals

Screw type (max 6mm² wire)

Wire Gauge

12AWG (power), 20AWG (balance)

Weight

38g