Solar Junction Triple Junction Solar Cell (SJMJ-3)
Solar Junction’s triple junction solar cell (SJMJ-3) is a three-junction compound semiconductor device custom built to each customer’s specified dimensions. Typical cell sizes range from 0.5 mm x 0.5 mm to 1 cm x 1 cm with mean production efficiencies of over 30% AM0 and 42% under concentration.

The SJMJ-3 product provides the following benefits over the competition:

  • Highest efficiency, commercially available solar cell in the world.
  • Proprietary lacttice-matched architecture ensures long-term reliability for 25 to 30 years ‘on sun’.
  • Designed and proven to operate at concentrations beyond 4000 suns.

Solar Junction Four Junction Solar Cell (SJMJ-4)
Coming soon.

Other Products
Solar Junction is leveraging its dilute nitride materials platform with industry partners to engage additional markets, from consumer electronics to additional solar applications. For additional information contact: info[at]


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