Triple Junction GaAs Solar Cell 3GA-68

High-Efficiency CIC Triple Junction GaAs Solar Cell for Space Applications

 

The Gulier 3GA-68 is a CIC Triple Junction GaAs Solar Cell featuring a GaInP?/GaAs/Ge structure on a germanium substrate, engineered to deliver an impressive 30% efficiency under AM0 illumination. This space solar cell assembly integrates a discrete silicon bypass diode, silver-coated Kovar interconnects, and a radiation-resistant cover glass, offering unmatched performance in demanding orbital environments.

Explore more: CIC Space Solar Cell Series

 

This Space Solar Cell product is an GaInP2/GaAs/Ge on Ge substrate triple junction solar cell assembly with 30% efficiency28% and 32% also available. The space solar cell assembly is equipped an discrete Si bypass diode, Interconnects and cover glass. We also offer bare cells version.



Basic materials GaInP2/GaAs/Ge on Ge substrate

oxide layer TiOX/Al2O3

size 144.45mm×68.65mm

Effective area 80cm2

weight 13.2±1.0g

thickness 0.40±0.05mm

Glass cover plate Irradiation resistant glass cover?120±20?m

Interconnection strip KOVAR?35?m

Open circuit voltage Voc mV 2780

Short circuit current density Jsc mA/cm2 17.0

Optimal working point voltage Vm mV 2470

Best operating point current Jm mA/cm2 16.3

Conversion efficiency ? 1353W/m2 30%



Applications for CIC Triple Junction GaAs Solar Cells

The 3GA-68 is tailored for use in:



GEO/LEO satellites



Space exploration rovers



High-altitude platforms HAPS



Custom aerospace power systems



As trusted triple junction GaAs solar panel wholesalers, Gulier offers not only standard assemblies like the 3GA-68 but also fully customizable solutions for specialized aerospace and satellite missions.

 

Why Choose Gulier for Triple Junction Space Solar Panels

With decades of experience in space-grade solar technology, Gulier is a leading manufacturer of CIC Triple Junction GaAs Solar Cells. All products are designed with precision and reliability to support critical aerospace systems.

 

Customization Wholesale Supply

As triple junction GaAs solar panel wholesalers, Gulier provides:



Flexible configurations 28%, 30%, 32% efficiency options



Custom dimensions and cover glass thickness



Bare cell versions available upon request



Contact us for more details or a custom quote at Gulier Space Solar Cell Solutions

 

All of our space solar cells incorporate the latest triple-junction technology, featuring III-V layers grown on a Germanium substrate. Leveraging decades of expertise in the space market, our entire product range is designed to meet the highest standards of performance and reliability. Beyond our standard offerings, we also provides tailored solutions to meet specific customer requirements, ensuring flexibility and customization for unique project needs.