Triple junction GaAs solar cells are our main products.

Triple junction GaAs solar cells in missions like Yaogan-32, Moziji,

Haiyang-2B, Beidou-42, Piaochong-5...

Shanghai YIM---professional Space Power manufacturer

SHANGHAI YIM MACHINERY
EQUIPMENT CO., LTD.

GAAS CELL MODULE

Efficient solar micro component technology reply on the space power products, the conversion efficiency is 30%. The thickness of the component is less than 1 mm, and have good tolerance...

OUR QUALITY HAS BEEN RECOGNIZED AND HIGHLY PRAISED BY ALL CUSTOMERS

We are triple junction GaAs solar cell supplier which dedicated in this industry more than 12 years, we have more than 80 long term cooperate clients in 30+countries all over the world.

YIM--Professional Space Power manufacturer

Professional Solar Cells Manufacturer

ABOUT YIM SPACE

Shanghai YIM of Space Power-sources specializes in supplying China Aerospace Group (CASC) space solar cell products. Shanghai YIM main tasks cover the design, supply, test and new product research of

IT'S TIME FOR THE FIRST STEP

At present,YIM is the leader of TJ GaAs market share, which supported by annual capacity of parallel manufacturing for dozens of satellite power subsystems.

SPACE SOLAR CELLS

Space TJ Triple-Junction Solar Cell
> Space-Grade Efficiency. Ready to Integrate.
Built on advanced GaInP₂/GaAs/Ge triple-junction epitaxy, delivering conversion efficiency of 30–32%. Each cell comes fully integrated with a Si bypass diode, interconnectors, and cover glass—eliminating post-assembly steps and accelerating satellite production timelines.
Dual-Orbit Qualified
Low Earth Orbit (LEO)
Geostationary Orbit (GEO)

Certification: ECSS E ST20-08C

MICRO SOLAR CELLS

Space-Grade Efficiency, Engineered for space-constrained smart devices. Integrating two triple-junction GaAs space-grade cells to deliver 30% photoelectric conversion efficiency within just a few square centimeters—1.5× higher than conventional silicon cells.
Typical Applications
GPS trackers (assets / pets / children)，IoT sensor nodes，Wearable health devices，Precision measurement instruments
Power Mode: Operates as a primary power source, continuously supplying lithium batteries and electronic devices.

ADVANCED SPACE POWER-SOURCES PRODUCT

They are qualified for both Low Earth Orbit (LEO) and Geostationary Orbit (GEO) satellites according to standard ECSS E ST20-08C.

Micro Solar Cells

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CERTIFICATES ABOUT SPACE POWER-SOURCES

Stit qulty inspection for each procedure and responsiblestaff ensuring product quality.

THOUGHTFUL SERVICES ABOUT SPACE SOLAR CELLS

YIM SPACE is a professional distributor of space solar cells in China. Our advantages are as follows.

Professional and Experienced Staff

Our sales and technical staff have many years of experience in the space solar cell industry. They can provide multi-language services...

Complete Solution

We can provide a wide range of space solar cells, including space solar cells for satellites, drone solar cells, GPS tracker solar cells...

Reliable Equipment Performance

YIM space solar cells support international warranty services with high energy efficiency, high operational stability and...

SPACE SOLAR CELLS ARE APPLIED

LATEST NEWS OF YIM

Powering The Future of Space Exploration

Powering the Future of Space ExplorationSpace TJ Triple-Junction Solar CellIn the unforgiving environment of space, every watt counts. Whether your satellite is orbiting 400 kilometers above Earth in Low Earth Orbit (LEO) or stationed 35,786 kilometers away in Geostationary Orbit (GEO), reliable pow

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