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Quick Details

  • Place of Origin: Taiwan
  • Brand Name: Motech
  • Model Number: IM156B4
  • Material: Polycrystalline Silicon
  • Size: 156x156mm
  • Number of Cells: 1
  • Max. Power: 4.4watt
  • Color: Blue
  • Grade: A grade & B grade
  • Bus bar: 4 bus bar
  • Efficiency: 17.4%--18.6%
  • Warranty: 25 years

Packaging & Delivery

Packaging Details: 100 pieces in one box, 10 boxes in one carton
Delivery Detail: 1-2 days after received the remittance

156X156mm (6x6 inch) polycrystalline solar cell,4 bus bar,3 bus bar


Dimension             156mm x 156mm ± 0.5mm
Thickness(Si)         200μm ± 20μm
Front                      Blue silicon nitride anti-reflection coatings

                               1.1mm silver busbars
Back                       Full-surface aluminum back-surface field
                               2.0mm (silver / aluminum) discontinuous soldering pads




1.High conversion efficiencies resulting in superior power output performance.

2.Outstanding power output even in low light or high temperature conditions

3.Optimized design for ease of soldering and lamination

4.Long-term stability,reliability and performance 

5.Low breakage rate

6.Color uniformaity 


Production and Quality Control


1.Precision cell efficiency sorting procedures

2.Stringent criteria for color uniformity and appearance

3.Reverse current and shunt resistance screening

4. ISO9001,ISO14001 and OHSAS 18001 etc. Certificated


Electrical Performance


Efficiency Code 186185184183182180178
Efficiency  Eff(%)18.618.518.418.318.21817.8
Power Ppm(W)4.534.54.484.454.434.384.33
Max. Power Current Ipm(A)8.358.338.
Short Circuit Current Isc(A)8.838.818.798.778.768.728.69
Max. Power Voltage Vpm(V)0.5420.540.540.5380.5370.5340.531
Open Circuit Voltage Voc(V)0.6390.6380.6370.6360.6350.6330.631







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