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Shell ST20

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Shell ST20 Solar Module


Shell ST20 Reliable 20 Watt solar module

  • The Shell ST20 module is composed of a monolithic structure of series connected Copper Indium Diselenide (CIS) based solar cells.
  • The Shell ST20 can generate a peak power of 20 watts at 15.6 volts.
  • This is perfect for battery charging applications, especially when used with a charge controller. Applications include industrial, rural home and recreational vehicles where reliable battery charging is needed.

Shell ST20

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Manufacturer Specification Sheets

View FileShell ST20 specifications    Size: (202.11 KB)


All monolithic CIS based Shell solar modules are backed by a 10 year peak power warranty.

Qualifications and Certificates

The Shell ST-20 20 watt solar module meets the following requirements:
· UL - Listing 1703
· All Shell Solar modules are produced in EN-ISO 9001 certified factories.

Limited Warranties

· Peak Power for 10 years
· Product workmanship for 2 years

Easy to Install "Pigtail" Cable

The included two conductor, 5 foot cable with UV resistant jacket is easy to install on any battery charging system. This cable facilitates a variety of mounting schemes and permits easy field wiring. This cable is terminated in a low-profile weatherproof box on the module. The two leads are easily connected to any charge controller or other battery charging application.


· Exceptional performance under low light conditions, shade and high temperature tolerance that offers reliable power in adverse or changeable conditions.
· Class leading efficiency and stable output power delivering reliable high performance for many years.
· Highly transparent tempered glass delivering more power and ensuring high impact resistance and protection against hail, snow, ice and storms.
· Uniform appearance ideal for applications where aesthetics are an important factor.
· 10 years research and over 3 years commercial manufacturing experience has been applied to the development of our CIS thin-film range to ensure that our products have a long and reliable service life backed by a 10 year warranty.

Mechanical Specifications

A torsion and corrosion-resisitant anodised aluminum frame ensures dependable performance, even under harsh weather conditions. Pre-drilled mounting holes are provided for ease of installation.

Outside dimensions: 328mm x 748mm (approx. 12.92" x 29.45")
Thickness (inc. junction box): 35mm (approx. 1.38")
Thickness (exc. junction box): 35mm (approx. 1.38")
Weight: 4.1kg (approx. 9.03 lbs)

Shell ST20 Electrical & Typical I/V Characteristics