Anhui Sunway New Energy Technology Co., Ltd.
                                                                                                           
Verified Supplier
6 Years
Since 2020
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Commercial 5KW-30KW Off-Grid Solar Power System with 240V Battery Bank and 20KW Inverter

Price Negotiable
Price: $0.60/watts 10000-19999 watts
MOQ: 10000 watts
Delivery Time: Negotiable
Brand: SUNEVER
Product Description
Commercial Off-Grid Solar Power Systems
Complete 5KW to 30KW self-sufficient solar power solutions for commercial applications with 24-hour operation capability.
Commercial solar power system installation 20KW off-grid hybrid system diagram
20KW System Configuration
Item Component Specifications Quantity
1 Solar Panel 600W, Mono PERC high efficiency 32
2 PV Combiner Box 4 strings 1000V 25A 1
3 Solar Charge Controller Rated power: 20Kwp, Battery: 240V, Max charge current: 100A 1
4 Battery 240V Gel battery bank or 240V lithium battery bank 1
5 Off-Grid Inverter Single phase 220VAC or Three phase 380VAC, Rated: 20KW output, Low frequency type, Pure sine wave output 1
6 Mounting Brackets Roof or Ground type 1
7 Accessories Cables, MC4 connectors 1
Solar system components overview Solar panel installation example
Solar Panels
  • 30 years warranty
  • 400-700W mono-minute models
  • Excellent mechanical load resistance
  • PID resistant, high salt and ammonia resistance
PV Combiner Box
  • 1000VDC/1500VDC rating
  • 4-20 strings capacity
  • Includes SPD protection
  • 15A/25ADC fuses
  • 125A-600A DC breaker or MCBs
PV combiner box interior PV combiner box external view
Solar Charge Controller
  • IGBT design for high efficiency
  • 10KW-30KW PV input range
  • Battery voltage compatible with 96-540VDC
  • LED screen display
  • All parameters adjustable via screen interface
  • Single DC input design
Battery Bank
  • AGM battery options
  • Gel battery options
  • 2V and 12V configurations available
Essential for continuous power supply - without a battery bank (or generator), system operation ceases at sunset. A battery bank consists of multiple batteries wired together for extended energy storage.
Battery bank installation Battery bank close-up
Off-Grid Inverter
  • Input voltage range: 12V to 384V
  • Input current: 5A to 200A
  • Output voltage options: 110V/220V/380V/400V
  • Single phase and three phase models
  • US standard dual voltage output optional
  • AC bypass function for backup power
Mounting Structure
  • Complete PV mounting system
  • Mounting rail and rail splice kits
  • AI6005 & SUS 304 bolts for corrosion resistance
  • Mid & end clamps: 35mm, 40mm, 45mm, 50mm sizes
Solar panel mounting structure Ground mounting system installation
Accessories
  • Cables: 4MM2 PV, 10MM2/16MM2 battery cables
  • Connectors: MC4 type
  • DC breaker/isolator for safety
Solar system cables and connectors Electrical components Solar installation tools Wiring accessories Connection components Safety equipment Installation hardware System monitoring components Control panel accessories Complete accessory kit
Frequently Asked Questions
Q1: Are you a factory or trade company?
We are a factory with over 10 years of manufacturing experience, featuring strong after-sales service teams and technical support. We provide free system design according to client requirements.
Q2: What's the MOQ?
We maintain stock and semi-finished products with sufficient base materials for samples and orders across all models. Small quantity orders are accepted to meet your specific requirements.
Q3: Why are others' prices much cheaper?
We prioritize quality assurance to ensure our products are the best in their price category. We believe safety and effectiveness are paramount.
Q4: Can I have a sample for testing?
Yes, samples are available for testing before quantity orders. Sample orders are typically shipped within 2-3 days.
Q5: Can I add my logo on the products?
Yes, OEM and ODM services are available. Please provide trademark authorization documentation.
Q6: Do you have inspection procedures?
100% self-inspection is conducted before packing to ensure quality standards.
Quality inspection process

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Anhui Sunway New Energy Technology Co., Ltd.
Location 2F, Building 10, Electromechanical Industrial Park, 767 Yulan Avenue, Hefei, Anhui, China
Contact Person Zhang

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