Promotion!!! 50pcs 17.6% 4.28W 156mm 3BB polycrystalline Solar cell for DIY solar panelPromotion!!! 50pcs 17.6% 4.28W 156mm 3BB polycrystalline Solar cell for DIY solar panel

Promotion!!! 50pcs 17.6% 4.28W 156mm 3BB polycrystalline Solar cell for DIY solar panel

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Product Description

QQ20170223152034High Efficiency Up To 4.28 Watt Solar Cell For Sale, Monocyrstalline Solar Cells 156×156
   Currently,  solar cell in AliExpress did not reach 4.28 watt efficiency, our company has just entered the AliExpress platform, now at low prices to preferential customers, please continue to focus our next customer more activities.
  Customers need large quantities, please contact us, we will give you a better price.
  Our  Superiority:
         High Efficiency
      Low Price
         Timely service


1. Description

Polycrystalline                 Silicon Solar Cell Size 156×156mm±0.5mm
Thickness 200um±30um
Front Contact 3 silver busbars,distance 52.0mm,1.8mm wide
Back Contact 3 silver busbars,distance 52.0mm,3.0mm wide
2. Summary  
Size 156×156mm/6×6 inch Power     4.28 watt
Crystal Polycrystalline Silicon Busbar   3 busbar
Grade  A grade Coutry of origin    Taiwan
Efficiency  17.60% Model No.   ESP-3P-1760

3. Why  you buy solar cell from us?

3.1 We response the enquiry within 6 hours. 
3.2 We provide 6×6 solar cell with the latest output and premium products at good solar cell price with large quantity per month. 
3.3 We have enaged in photovoltaic solar energy since 2005 ,our teams are able to sharing you with the latest PV events and our proposal on the tendency. 
3.4 The latest samples are always available in our storage, which can be dispatched at any time. 
3.5 We are professional at the packaging as per various transportation condition,that would be help you to reduce the breakage. 
3.6 We guarantee within 3 working days delivery after we receive your payment.


4. Features 

4.1 Increased efficiency up to 17.4% and more due to optimal passivation in combination with highly effective back surface field 
4.2 Uniform surface texture offering a superior visual aspect 
4.3 Outstanding stability and reliability thanks to an adapted silicon nitride anti-reflection coating and an optimized metal contacting guaranteeing extended produce lifetime. 
4.4 100% incoming inspection on high quality solar cell.
4.5 Solar cells are made in Taiwan 
4.7 Classification into narrow classes according to very strict specifictions 
4.8 Regular international calibration of solar cell.


solar cell


Item Specifics

Brand Name: 
Number of Cells: 
 Polycrystalline Silicon
Max. Power: 
Model Number: 


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of sunsolarproduct (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.