The SON-1205B is a smart, automatic battery charger designed for safe and efficient charging of 12V lead-acid batteries. Ideal for automotive, backup, and solar battery systems, this compact charger features microcontroller-based regulation, built-in safety protections, and multi-stage charging.
- Input Voltage: 100–240V AC, 50/60Hz
- Output Voltage: 12V DC
- Charging Current: Up to 5A
- Battery Compatibility:
- 12V Lead-Acid (SLA, AGM, GEL, VRLA)
- Suitable for batteries from 5Ah to 80Ah
- Charging Method: 3-stage automatic:
- Constant Current
- Constant Voltage
- Float Charging (Trickle)
- Efficiency: >87%
- Power Factor: ≥0.85
- Cooling System: Intelligent fan cooling
- Display/Indicator: LED or LCD (depending on version) for voltage, current, and status



