MPPT Solar Charge Controller

MODEL

SP12 – 05 / 10 / M

SP12 – 20

SP24 – 05 / 10 / M

SP24 –  20

SP12/24 – 10 / 20 / 30 / 40 / 50 / 60 M 
SP24/48 – 10 / 20 / 30 / 40 / 50 / 60 M

Display

LED

LCD + LED

Rated voltage

12 V

24 V

12 V / 24 V;
24 V / 48 V

Max. charging current

5 / 10 A

20 A

5 / 10 A

20 A

10 / 20 / 30 / 40 / 50 / 60 A

Max. load current

5 / 10 A

20 A

5 / 10 A

20 A

10 / 20 / 30 / 40 / 50 / 60 A

Max. PV power

12 V – 05 A 60 W
12 V – 10 A 120 W

240 W

24 V – 05 A 120 W
24 V – 10 A 240 W

480 W

12 V – 120 / 240 / 360 / 480 / 600 / 720 W
24 V – 240 / 480 / 720 / 960 / 1200 / 1440 W
48 V – 480 / 960 / 1440 / 1920 / 2400 / 2880 W

Battery capacity (lead-acid)

17 Ah ~ 400 Ah

38 Ah ~ 800 Ah

Max. efficiency

≥ 98%

Max. PV input voltage

F1224 (12 V: 0 ~ 30 V; 24 V: 0 ~ 60 V); F2448 (24 V: 0 ~ 48 V; 48 V: 0 ~ 96 V)

Optimum operating voltage of PV (Vmp) 

12 V: 15 ~ 22 V; 24 V: 29 ~ 38 V; 48 V: 58 ~ 72 V

Equalizing charge voltage

12 V: 14.6 V ± 1%; 24 V: 29.2 V ± 1%; 48 V: 58.4 V ± 1%

Floating charge voltage

12 V: 14.4 V ± 1%; 24 V: 28.8 V ± 1%; 48 V: 57.6 V ± 1%

Overcharge protections

12 V: 14.7 V ± 1%; 24 V: 29.4 V ± 1%; 48 V: 58.8 V ± 1%

Charging fold-back voltage

12 V: 13.2 V ± 1%; 24 V: 26.4 V ± 1%; 48 V: 52.8 V ± 1%

Undervoltage alarm

12 V: 11.2 V ± 1%; 24 V: 22.4 V ± 1%; 48 V: 44.8 V ± 1%

Overdischarge protections

12 V: 10.8 V ± 0.3 V; 24 V: 21.6 V ± 0.3 V; 48 V: 43.2 V ± 0.4 V

Overdischarge restoring start voltage

12 V: 13.2 V ± 0.3 V; 24 V: 26.4 V ± 0.3 V; 48 V: 52.8 V ± 0.4 V

Overload / short circuit protections

110% for 255 s; 125% for 60 s; 150% for 10 s / Auto shutdown if short circuit

PVreverse polarity protection

Available

Communications (optional)

RS232 / dry contacts

Operating temperature

-20℃ ~ +45℃

Storage temperature

-25℃ ~ +85℃