High-Efficiency 320 Watt Solar Panel for Commercial & Industrial Applications
In the competitive landscape of commercial and industrial solar energy, maximizing power output within constrained space is paramount. Our 320 watt solar panel is engineered to deliver exceptional energy density and reliable performance, making it an ideal solution for large-scale installations where efficiency and return on investment are critical. Designed with advanced monocrystalline PERC cell technology, this panel offers a superior balance of power, durability, and value, tailored to meet the rigorous demands of B2B clients worldwide.
Product Overview
This 320W solar module represents the next generation of photovoltaic technology, optimized for utility-scale projects, commercial rooftops, and industrial power plants. Its design focuses on achieving a higher power class within a standardized frame, directly addressing the need for reduced Balance of System (BOS) costs. The precise 320 watt solar panel size and electrical characteristics are calculated to streamline system design, simplify installation, and enhance overall array performance. Built to withstand harsh environmental conditions, it comes with a robust 12-year product warranty and a linear power output warranty of 25 years, ensuring long-term energy yield and project bankability.
Key Features
- High-Efficiency Monocrystalline PERC Cells: Utilizes Passivated Emitter and Rear Cell (PERC) technology to capture more sunlight and convert it into electricity, achieving module efficiencies over 19.5%.
- Optimized Power Density: The specific 320 watt solar panel size is engineered to offer one of the best power-to-area ratios in its class, allowing for more wattage per square meter of installation space.
- Enhanced Durability: Features a corrosion-resistant aluminum frame, high-transmission tempered glass, and robust junction box. Rated for high wind (2400Pa) and snow loads (5400Pa).
- Superior Low-Light Performance: Advanced cell technology ensures better energy generation during early morning, late afternoon, and overcast conditions.
- Reduced Potential-Induced Degradation (PID) Risk: Manufactured with strict quality control to minimize PID, ensuring stable power output over the panel's lifetime.
Technical Specifications
| Parameter | Specification |
|---|---|
| Maximum Power (Pmax) | 320 W |
| Module Efficiency | ≥ 19.5% |
| Dimensions (L x W x H) | approx. 1755 x 1038 x 35 mm (The exact 320 watt solar panel size may vary slightly by model; confirm datasheet.) |
| Weight | ~19.5 kg |
| Cell Type | Monocrystalline Silicon (PERC) |
| Number of Cells | 120 (6 x 20) |
| Maximum System Voltage | 1000 V / 1500 V (IEC) |
| Temperature Coefficients (Pmax / Voc / Isc) | -0.35 %/°C / -0.27 %/°C / +0.05 %/°C |
| Power Tolerance | 0 ~ +5 W |
| Warranty | 12-Year Product Warranty; 25-Year Linear Power Warranty (≥ 84.8% output at year 25) |
Application Scenarios
The versatility and robust power output of our 320W panel make it suitable for a wide range of commercial and industrial applications:
- Large-Scale Solar Farms: Ideal for utility-grade projects where high power density and reliability are essential for maximizing land use and energy yield.
- Commercial & Industrial Rooftops: Perfect for factories, warehouses, and retail buildings. The optimized 320 watt solar panel size allows for efficient use of available roof space to offset significant portions of daytime energy consumption.
- Agricultural and Agro-Voltaic Systems: Can be integrated into farming operations for water pumping, processing, and providing shade for crops, creating dual-use land solutions.
- Off-Grid Industrial Power: Suitable for remote mining operations, telecommunications towers, and other industrial sites requiring dependable, off-grid power solutions.
Advantages
- Lower Levelized Cost of Energy (LCOE): Higher efficiency and power density translate to fewer panels, less mounting hardware, and lower installation labor per installed kW, significantly reducing the overall system cost.
- Proven Bankability: Backed by industry-leading warranties and manufactured in ISO-certified facilities, our panels are recognized by major project financiers and EPC contractors.
- Global Certification Compliance: Fully certified to IEC 61215, IEC 61730, and UL 61730 standards, ensuring safety, performance, and eligibility for international markets.
- Sustainable Manufacturing: Committed to responsible production practices, minimizing environmental impact throughout the product lifecycle.
Why Choose Us
As a leading manufacturer and global supplier, we offer more than just a product; we provide a partnership for your energy success.
- Direct Factory Pricing: Eliminate intermediaries and secure highly competitive pricing, ideal for bulk procurement and tender submissions.
- Technical Support & Customization: Our engineering team provides comprehensive technical support for system design and can offer customized solutions, including specific 320 watt solar panel size or electrical parameter adjustments for large-volume orders.
- Robust Global Logistics: We have extensive experience in shipping container loads worldwide, handling all export documentation and ensuring timely delivery to your port or site.
- Quality Assurance: Every batch undergoes rigorous in-house and third-party testing. We provide full traceability and detailed factory test reports with each shipment.
Frequently Asked Questions (FAQ)
Q1: What is the exact physical size and weight of this 320W panel?
A: The typical dimensions are approximately 1755mm in length, 1038mm in width, and 35mm in depth, with a weight around 19.5 kg. We recommend consulting the latest product datasheet for the precise 320 watt solar panel size and specifications, as minor variations can occur between production batches and model revisions.
Q2: Is this panel suitable for high-temperature desert environments?
A: Absolutely. The panel features a low temperature coefficient for power (-0.35%/°C), meaning it retains a higher percentage of its rated output in hot climates compared to panels with a higher coefficient. The materials are also selected for UV and heat resistance.
Q3: Can I connect these panels to a 1500V system?
A: Yes, this module is rated for a maximum system voltage of 1500V (IEC standard), making it compatible with modern, cost-effective 1500V string inverter technology for large-scale installations.
Q4: What is the minimum order quantity (MOQ) for a commercial inquiry?
A: Our standard MOQ is one 20-foot or 40-foot container load. We offer flexible terms and can often accommodate mixed-container orders for established partners. Please contact our sales team for a detailed quotation based on your volume and destination.
Q5: Do you provide technical drawings and 3D models for system design?
A: Yes, upon request, we can supply comprehensive technical documentation, including CAD drawings, I-V curve data, and 3D models to assist your engineering team in precise system planning and simulation.