- Rated current
- System voltage
- Temperature compensation
- Light control voltage
- Light control on 5V, ×2/24V; light control off 6V, set value plus 1V
- Operating temperature
- -25℃ to +55℃
- IP protection degree
- Max. Solar energy input voltage
- Max. voltage at the battery end
- No-load loss
- < 12mA
- Light control judgment time
- 10 minutes
- Identify 12V/24V system voltageautomatically.
- LED indicates the working status of battery and load.
- Double USB output charging for various electronic products. Max load current reach up to 1.2A.
- LCD screen could show charge current, discharge current and capacity of the battery.
- Adopting advanced ternary form charging algorithm, equalizing charge for battery once a week to prevent battery from imbalance and vulcanization effectively so that the battery service life will be extended.
- Manual control for the load.
- External temperature sensor can realize high-precision temperature compensation
- Various protections: Over charging protection, over discharging protection, over load, short circuit protection, reverse polarity protection, TVS lightning protection
Pictures of PWM 10A/20A Solar Controller for Solar Home System SR-HM-CU
Solar energy input voltage
Equal charging voltage
Ascending charging voltage
Float charging voltage
Charging recovery voltage
over-discharging recovery voltage
USB load cut-off voltage
Total USB load rated current
Overload and short circuit protection
1.25 times of rated current: 30s;
≥1.5 times of rated current: short circuit protection