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SSI Series


This product can be applied to household off-grid system and power supply for the coastal islands.



 ►  Solar controller and inverter integrated system

 ► Industrial frequency isolation. Safe and reasonable

 ►Complete protection functions

 ► Comply with the CE certification

Technical Parameters
Model WSI0303-12 WSI0505-24 WSI1010-24 WSI1010-48
PV Input
Rated input power 300W 500W 1000W 1000W
Max. Open circuit voltage 24V 48V 96V
Rated input current 25A 21A 42A 21A
Charge Parameters
Rated battery voltage 12V 24V 24V 48V
Output overvoltage point 14.5V 29V 29V 58V
AC Output
DC input voltage range 10.8V~17V 21.6V~34V 43.2V~68V
Undervoltage recovery point Refer to "rated battery voltage" 
Rated output power 300W 500W 1000W 1000W
Rated output voltage 110/120/220/230/240V
Rated phase number Single phase
Rated output frequency 50/60±0.5Hz
THDi <5%
Max. conversion efficiency ≥85%
Overload protection 120% rated DC output -1min,150% rated DC output -10s
General Parameters
Display mode LCD
Display information

Battery voltage, charge current, brake status, and battery overvoltge/undervoltage,overload

 load short circuit, equipment overheating status. 

Isolation mode Industrial frequency isolation
Static loss ≤0.9A ≤0.5A ≤0.7A ≤0.5A
Protection function PV:PV reversed connection protection, reversed charging protection; 
Battery: battery reversed connection protection, overvoltage protection;
 Load:overload protection, short circuit protection, overheating protection; and so on. 
Ambient temperature -20℃+40℃
Humidity 0~90%,No condensing
Noise ≤65db
Cooling mode Forced air cooling
Cover protection class IP20
Product dimension (W*H*D) 402×163×202 mm
Product net weight 8kg 9kg 13kg
Note: Part of parameters can be adjusted according to customer’s specific demand. 


a. Project in Hefei, Anhui Province                                                                  b. Project in Qinghai 

c. Project in Xinjiang                                                                                     d. Project in Shanxi

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