Favorable Price PV Module 280W 340W 380W 405W Solar Panel for Wholesales and Retails
$0.25
/piece
price excl.VAT
Negotiable
- Minimal order
- 100 pieces
Message Phone call
Product Specifications
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Product Description
| Maximum Power (Pmax) | 400W | 405W | 410W | 415W |
| Open-circuit Voltage (Voc) | 49.0V | 49.2V | 49.4V | 49.6V |
| Maximum Power Voltage (Vmp) | 40.6V | 40.8V | 41.0V | 41.2V |
| Short-circuit Current (Isc) | 10.32A | 10.35A | 10.40A | 10.43A |
| Maximum Power Current (Imp) | 9.86A | 9.93A | 10.00A | 10.08A |
| Module Efficiency (%) | 19.88% | 20.13% | 20.38% | 20.63% |
| Power Tolerance | 0~+5W | |||
| Temperature Coefficient of Isc | 0.05%/°C | |||
| Temperature Coefficient of Voc | -0.31%/°C | |||
| Temperature Coefficient of Pmax | -0.35%/°C | |||
Production Process
Solar Cell Welding
Use automatic welding machine to connect solar cells in series
All the solar cells are made by top-class brands.
Automatic typesetting machine
After setting up the program according to the requirements of the process drawings, the typesetting machine will automatically typeset the battery string. High precision, high efficiency, low defect rate.
Automatic Welding
Automatic laying of EVA, backing, automatic cutting of excess backing material.
100% automation of the entire production process.
Solar Panel EL Testing
Use the mirror to inspect the appearance of the solar modules before lamination, and repair them if they are defective.
Solar Panel Package
Solar Exhibitions
Solar Projects
Q: Why choose DAH solar panel and solar system?
1. Complete set Configuration, with all parts, do not need extra materials.
2. Has engineer team 7x24hours online for pre-sale and after-sale service.
3. Easy for installation,user manual with pictures to teach installation from A to Z.
4. Professional proposal, uniform design, 100% tested before delivery, reliable quality.
5. Nice-designed package for safety transportation.
Q: What solar solutions can you provide?
We can provide below solar system solution below:
On grid solar system: Feed electric appliance, extra power sell to grid
Off grid solar system: With battery bank storage power for night or rainy days
Hybrid solar system: Both off-grid and on-grid functions are available
Q: What is the lead time?
Generally, it will take about 7-10 working days for production depending on the quantity and the product you needed is solar panel or complete set system.
Q: What is your monthly capacity?
Solar Panel Monthly capacity is around 110MW.
Q: How long is the warranty of your products?
12 Years Limited PV Module(s) Warranty
25 years Limited Power Output Warranty
Q: Which payment term do you have?
We support Credit card, Bank transfer, Western Union, LC and so on.
Contact Us
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