20 Watt Black Frame Mono-crystalline Solar Panel
This is a 20 Watt Mono-crystalline Portable Waterproof Solar Panel in
black color (very rare) aluminum frame to charge your 12V battery or to
run your science projects. The rare black color frame looks very nice.
It is in a factory new package and is 100% brand new. The solar panel
is assembled by Suntech, one of the highest quality solar cell makers.
It is also waterproof. The working voltage for charging is 18V. If you
need to use it to charge a car battery, you may need a charge
controller to prevent the battery from overcharging. Connections
included: alligator battery clamps. There are three types of Solar
Cells on the market. All our Solar chargers use the best -
Mono-Crystalline Solar Cells. Amorphous or Dual Junction Solar Glass
are the cheapest but are only 7% energy efficient and have 5 years
service life. They are big and heavy. Poly-Crystalline have 25 plus
years of service life under direct sunlight and are 13% efficient.
Mono-Crystalline have 25 plus years service life and are up to 20%
* Product Dimensions: 17 x 1 x 16 inches
; 4.8 pounds
* Assembled professionally with Suntech
Mono-crystalline solar cells (in a worldwide shortage
* TUV certified and IP65 rated junction
box with cable with MC connector
* By-pass diode to minimize power drop
caused by shade
* Anti-reflective high transparency
* Class II black color coated aluminum
Unless noted otherwise, items are covered
by a 90 Day limited warranty, against defects and workmanship. Many
products are covered by manufacturer's warranty for one year or more.
If you purchase a product from us and have a problem after the warranty
period, we can usually sell you a replacement item at reduced cost, if
available. Contact us if needed
All shipping costs are calculated automatically during checkout, prior
to order confirmation. Shipping methods available UPS: Ground, 3 day
select, 2nd day air, Next day, USPS: Priority Mail insured, and First
class mail(try first class mail for
small light products)
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