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Poly solar cell

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A grade polycrystalline silicon solar cell 4BB with high efficiency
Model:SW-P
Category:Poly solar cell
Product Features:
- High cell- To- module ratio through precise cell conversion efficiency sorting, classified efficiency grade by both minimum power and current.
- Excellent electrical long-term stability and reliability by using of best raw materials and through strict quality inspection control.
- Low breakage rate by using high qualified and stable wafers.
- High quality homogeneous appearance by sorting into defined color classes.
- 100% screened for reverse current and shunt resistance.
- Excellent solderability through high quality conductive materials and regular monitor soldering properties.
Specification How to Buy ? Shipping&Leading time After-sales Service

Product Description:

- Model: SW-P
- Material: polycrystalline silicon
- Format: 156*156mm±0.5mm
- Cell efficiency: 17.8%-18.0%
- Maximum power: 4.33W-4.38W
- Busbar: 4BB
- Thickness: 200 μm ± 30 μm
- Front (-):  Acid texturized surface with silicon nitride anti-reflecting coating.  
                 Colors: Dark blue & blue. 
                 4*1.1mm± 0.1mm wide bus bars
                Distance between bus bars: 39mm
- Back (+):  Aluminum back surface field. 
                  4*3 soldering pads, 2.1mm±0.15mm wide bus bars. 
                  Distance between bus bars: 39mm
- Standard test condition: AM1.5, 1000W/m², 25℃

- Current temeperature coefficient: +0.043%/℃
- Voltage temperature coefficient: -0.30%/℃
- Power temperature coefficient: -0.38%/℃

Detail Pictures:


Characteristics:

Efficiency (%) 17.2% 17.4% 17.6% 17.8% 18.0% 18.2%
Pmpp (W) 4.19 4.23 4.28 4.33 4.38 4.43
Vmpp (V) 0.521 0.523 0.526 0.528 0.531 0.534
Impp (A) 8.030 8.090 8.150 8.200 8.240 8.290
Uocc (V) 0.620 0.623 0.625 0.626 0.629 0.632
Isc (A) 8.503 8.569 8.622 8.676 8.715 8.758




1. Please send us your inquiry via e-mail: sales@starworld-tech.com.

2. We discuss the details of our products and reach a deal.

3, We send you an invoice according to the model and quantity you need.

4. You confirm the PI and make the payment.

5. After confirming your payment and we send you goods.

6. After-sales follow up.
Packing details:

100pcs/pack, 12pack/ctn.
Carton size: 45*38*27cm
Gross weight: 14.5kg



Delivery details:

Shipping days: about 2-7 working days after received the payment.
Any questions, please send the e-mail to our excellent after sale service teams.

service1@starworld-tech.com
service2@starworld-tech.com

We will try our best to solve your problem!
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