18V Output for 12V Battery

Unlike standard 12V solar panels, our upgraded 18V solar panel is designed to charge a 12V battery more efficiently when used with a solar charge controller. With just one panel, you get greater charging flexibility and more reliable performance in a wider range of sunlight conditions.

Full-Welded Technology

Built with next-generation full-welding technology, this panel helps reduce the risk of hotspots, improving safety and supporting stable power output over time. Designed for long-lasting outdoor use, it provides dependable performance for 30+ years.

Pure Copper Wiring

This solar panel uses high-quality pure copper wiring instead of standard copper-clad aluminum cables. Pure copper offers better conductivity, carries current more efficiently, and stays cooler in hot weather, making it especially effective during the summer months.

Superior Craftsmanship

Manufactured to a higher standard, this panel features precision construction, premium materials, and refined workmanship throughout. The result is enhanced durability, improved efficiency, and better overall product quality you can rely on.

Dual-Layer Wire Protection

The wiring is designed with a dual-layer protection system, including:

  • A UV-resistant outer layer
  • An insulated inner layer

This added protection improves resistance to sun exposure, weather, and daily outdoor wear, helping ensure long-term performance in demanding environments.

Product Parameter

  100W-Bifacial 200W-Bifacial
Operating Voltage（Vmpp） 22.89 23.04
Operating Current(Impp) 4.37 8.68
Open-Circuit Voltage(Voc) 25.92 25.18
Short-Circuit Current(Isc) 5.14 10.05
Maximum System Voltage(VSYS max） DC 600V DC 600V
Dimensions 1010*460*30mm 1340*670*30mm
 
1. We will ship within 24 hours of receiving payment.
2. Our products are stored in multiple overseas warehouses with international shipping options, and usually ship via USPS, UPS, FEDEX, DHL, etc.
3. All items will be dispatched within 3 business days from New Jersey or California.
4. If you have not received your package, please contact us and we can refund your money or resend the item.
5. Please be patient and we will update the order status for you.
NOTE: The suggested delivery dates shown on the site are estimated arrival times and are not guaranteed.
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1. For all returns, if there are defects or other issues, please obtain authorization in advance to ensure a refund or exchange. Please contact us for authorization and the return address.
2. All of our items are backed by a 30-day return policy. We ensure all items are new and in excellent condition prior to shipping. If you receive an item that does not meet these standards, please contact us via eBay messages. All returns must be in new, original condition as received and should be shipped with delivery confirmation.
3. We only accept returns with the original package. Please make sure the item has no man-made damage. Used items will not be accepted for return.
Welcome to EternalSolar Direct! We spent years as behind-the-scenes manufacturers for the global solar industry, where we learned the true cost of compromises on longevity. Now, we channel many years of manufacturing expertise into a single promise with AeternaSol: to transcend short-term efficiency races and focus on a product's full lifetime value. We are redefining durable solar by applying premium materials and precision engineering, ensuring every kilowatt-hour of clean energy stands the test of decades. Choosing AeternaSol means choosing a lasting energy asset built to perform over time.
We will reply to your message or email within 7-10 hours.
  • Our working time: Monday - Sunday
  • 09:00-22:30 (GMT+08:00 Beijing)
  • 01:00-14:30 (GMT+00:00 London)
  • 07:00-20:30 (GMT-06:00 USA / Canada)
 

 

 

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