Model Number: SC-M 20A Brand Name: SAKO Key Specifications/Special Features: Main features:1. Automatic identification system voltage,12/24/48V auto recognition2. Built-in maximum power point tracking algorithm, the charging efficiency 15-20% higher than PWM types3. With the solar reverse polarity protection4. Industrial-grade micro processor control5. With DC power supply function, can be connected DC energy-saving lamps, have timer and dimmer functions6. Reliable over charge protection, once it is under over-current protection the controller will automatic reduce the charge current7. Accurate temperature compensation, correcting the charging and discharging voltage automatically, improving the battery lifetime8. With LCD display, which can show the charge current and working status

Specifications	SC-M 20A	SC-M 30A
PV input features
Input PV maximum open voltage (V DC)	≤150V DC
PV input rated charge current	20A	30A
Solar charging features
Normal battery voltage (V DC)	12/24/48V DC auto adaptive
Battery type	gel/sealed (user-defined)
Fast charge voltage (V DC)	14.0x2/24x4/48V
Float charge voltage (V DC)	13.8x2/24x4/48V
Overcharge voltage (V DC)	15.0x2/24x4/48V
Overcharge recovery voltage (V DC)	13.6x2/24x4/48V
DC output features
DC output current (A)	20A	30A
Over discharge alarm voltage	11.0x2/24x4/48V
Over discharge protection voltage	10.5x2/24x4/48V
Overcharge recovery voltage (V DC)	14.0x2/24x4/48V
Others
Protection functions	over-charge, over-discharge solar
Display method	LED + LCD