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Off-grid Solar System with Battery 25KW

25KW three phase solar energy system, off-grid type with battery backup. Suitable for smart home/ small commercial buliding.

  • Item NO.:

    25KW SYSTEM
  • Order(MOQ):

    1
  • Payment:

    T/T, L/C, Visa/ MasterCard, etc.
  • Product Origin:

    China
  • Shipping Port:

    Xiamen, Ningbo, Shenzhen, etc.
  • Lead Time:

    25 Days
  • Certificate

    All
  • Output Type:

    Single/ Three Phase
  • Product Detail

Off-grid Solar Energy System, 25kw, single/ three phase, 220v/380v


Battery backup system for house


The solar system

25KW Off Grid Solar System
No Part name Description QTY Unit
1 Solar module Mono 380w 45 pcs
2 Mounting System Customized Roof or Ground Bracket 1 set
3 Inverter 5kW inverter off grid,WiFi, parallel model, Growatt 5 pcs
4 Gel Battery 12V 250AH 20 pcs
5 DC Switch 2P32Ah 5 pcs
6 DC Switch 2P125Ah DC550V 5 pcs
7 MC4 MC4 Connector 20 pairs
8 DC Cable 1X4mm² 350 meters
9 BVR Cable BVR-450/750V-16 80 meters
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Advantage of three phase system


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Lead Acid Battery
Solar Battery Gel Lead Acid Battery

Solar Battery Gel Lead Acid Battery Lead Acid Battery 12v150ah Maintenance Free Gel Battery Solar PV System Use Lead Acid 12V150AH :  *Maintenanch free *Convenient for installation *Safety and no leakage *Excellent recharge and discharge performance *Adapt to high or low temperature *Good deep discharge performance *Longer cycle life Product Description :  Rated Voltage 12V Number of cells 6 Cells Designed Life 5-8 Years Rated Capacity at 25℃(77℉) 10hr rate(0.1C,10.8V) 100Ah 3hr rate(0.25C,10.8V) 76.8Ah 1hr rate(0.55C,10.5V) 55.2Ah Capacity affected by Temperature(10 hour rate) 40℃(104℉) 103% 25℃(77℉) 100% 0℃(32℉) 85% -15℃(5℉) 65% Charge Method:constant-voltage charging at 25℃(77℉) Cyclic use 14.4-14.9V Maximum charging current 25A Temperature Compensation -30mV/℃ Float Use 13.6-13.8V Temperature Compensation -20mV/℃ Self-Discharge 25℃(77℉) Capacity After 3 month storage 91% After 6 month storage 82% After 12 month storage 64% Environment Temperature Requirements Discharge Temperature -15-50℃ Charge Temperature 0-40℃ Storage Temperature -15-40℃ Inner Resistance&Max. Discharge Current A fully charged battery at 25℃(77℉) 4.5mΩ Max. Discharge Current 1500A(5s) Short Circuit Current 5000A Dimension and weight Length 330mm Width 173mm Height 217mm Total Height 222mm Reference Weight 30kg Battery Construction :  Construction Positive plate Negative plate Container Cover Safety valve Terminal Separator Electrolyte Raw material Lead dioxide Lead ABS ABS Rubber Copper AGM glass Sulfuric acid

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