Anhui Sunway New Energy Technology Co., Ltd.
                                                                                                           
Verified Supplier
6 Years
Since 2020
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Custom 10kW 20kW 30kW Off-Grid Solar Power System with 50Hz/60Hz Output and 240V Battery Bank

Price Negotiable
Price: $0.60/watts 10000-19999 watts
MOQ: 10000 watts
Delivery Time: Negotiable
Brand: SUNEVER
Product Description
Custom Off-Grid Solar Power System Overview
Our custom off-grid hybrid solar energy power systems are available in 10kW, 20kW, and 30kW configurations with 50Hz/60Hz output frequency options, providing reliable independent power solutions.
Custom off-grid solar power system installation 20kW off-grid hybrid system design diagram
20kW System Configuration Example
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 and connections Solar panel installation and mounting
System Components & Features
Solar Panels
  • 30-year warranty for long-term reliability
  • 400-700W monocrystalline models available
  • Excellent mechanical load resistance capabilities
  • PID resistant with high salt and ammonia resistance
PV Combiner Box
  • 1000VDC/1500VDC voltage rating
  • 4-20 string capacity
  • Includes surge protection device (SPD)
  • 15A/25A DC fuses
  • 125A-600A DC breaker or MCBs
PV combiner box interior and components PV combiner box external view
Solar Charge Controller
  • Advanced IGBT design for efficient operation
  • 10KW-30KW PV input capacity
  • Battery voltage compatibility: 96-540VDC
  • LED screen display for monitoring
  • All parameters adjustable via screen interface
  • Single DC input configuration
Battery Bank
  • AGM and Gel battery options available
  • 2V and 12V configurations
  • Essential for continuous power supply after sunset
  • Battery bank consists of multiple batteries wired together
Battery bank installation and wiring Battery bank components and connections
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 available
  • AC bypass function for enhanced reliability
Mounting Structure
  • Complete PV mounting system
  • Mounting rail and rail splice kits included
  • AI6005 & SUS 304 bolts for corrosion resistance
  • Mid & end clamps: 35mm, 40mm, 45mm, 50mm sizes
Solar panel mounting structure and components 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 and accessories Solar system installation tools Wiring diagrams and connection guides System monitoring and control components Safety equipment and protective devices Battery management system components Power distribution and control units System integration and testing equipment Complete solar power system overview
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 of all models. Small quantity orders are accepted to meet your requirements.
Q3: Why are others' prices much cheaper?
We ensure our quality is the best among products at the same price level. We prioritize safety and effectiveness above all.
Q4: Can I have a sample for testing?
Yes, you are welcome to test samples before placing 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 the trademark authorization letter.
Q6: Do you have inspection procedures?
100% self-inspection is conducted before packing to ensure quality standards.
Quality inspection and certification documentation

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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