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405 Watt Solar Panels

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JA Solar 405w Solar Panel 72 Cell JA-JAM72-S10-405MR - A1 Solar Store 14% Off
Cell number 144 cell
DC/Charger Volt Compatible 12v, 24v, 48v
Price per Watt $0.59
Rated Power Output 405 W
Voltage (VOC) 49.86V
Cell Type Monocrystalline
Pickup at 1 location or US shipping

Complete guide on solar systems

Learn how solar panels works and choose the one that suits your needs best

405W solar panels

405 watt solar panels are a great example of how high technologies become accessible in everyday life. While these modules are a good choice for a residential installation, 405W solar panels are also well suited for commercial projects.

Electrical Parameters of 405 Watt Solar Panels

Most of the 405 w solar panels are 72 and 144-cell modules. 144-cell panels are usually based on half-cell technology. It decreases the losses from partial shading, further adding to the energy output of a panel. Overall, it is a highly productive module which can work at more than 20% efficiency. Advanced light redirecting technologies allow it to perform even at a low light and cloudy weather, mornings and evenings.

If you are unsure about how many panels you want to install – use our solar calculator and size the system for your needs. Most of the panels share a 25-year performance warranty which guarantees that your panels will give you no less than 80% of their peak values over the lifetime.

Features of 405 Watt Solar Panels

  • High wattage allows you to use space more efficiently.
  • A frame from anodized aluminum adds to the durability of a module, making it resistant to hail, wind and storm.
  • Advanced technologies give solar panels an increased energy conversion, better shading tolerance and a higher profit.
  • More than 25 years of green energy for your home, shop or office.

Modern solar panels become much more tolerant to different types of weather. Some work better on cloudy days, some give a better output at high temperatures. Before the purchase, we recommend studying data sheets and descriptions to make sure the panels suit well for the climate of your region.

Average Price for 405 Watt Solar Panels

Modern solar panels are a great example of the cost-quality balance. The 405 watt solar panel price depends primarily on the manufacturer. European, Korean and Japanese brands focus on delivering the best quality, but the price is usually high. Americans and Canadians provide panels at the middle of the price range. Chinese panels offer the same energy output at the lowest price. For instance, JA Solar 405W panels are only 200$ per item.

Size of 405 Watt Solar Panels

The size depends on the number of cells, brand and wattage. On average, 405 w solar panels are around 78x40 inches. With a larger space covered, they provide more energy, which is especially good in commercial systems. However, as for residential use, they may not fit onto every house roof. Check the size of 405 watt solar panels before the purchase so that you can plan your installation ahead.

Our staff will be glad to answer any questions concerning our products. Here is how we work:

  • Our warehouses are located on East and West coast of the USA
  • We process all orders in 24 hours and ship them in 48 hours
  • Delivery takes 4-7 business days
  • We work only with trusted manufacturers
  • No counterfeit products guaranteed
  • Affordable pricing on all solar energy equipment
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Frequently asked questions

Our standard shipping fee is $195 for up to 8 panels. Each time you add up to 4 panels, you pay $25 more. Normally, we deliver solar panels within 7 business days.

With top tier solar panels, you pay for the brand name, proprietary new technology, higher energy output, and better warranty support.

Please refer to the product datasheet on the product page. We have a datasheet for every product we sell.

In general, manufacturers provide a 25-year performance warranty and a 10-year product guarantee. However, some manufacturers may provide extended warranties as well. More information is available in our Warranty Support section.

We recommend Panasonic and Mission Solar panels for smaller systems as their high energy output and excellent craftsmanship guarantee years of service.

Any of our panels can be used for a 12v system with a properly selected inverter and charge controller.

Yes, we can set up a pick up at a local distributor. Please call to discuss options and stock availability.

To achieve the best system efficiency, panels should be connected in series to create higher voltage.

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