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Spire Solar Home

Fully Automated High Efficiency Cell Lines

Industry Leading Solar Cell Efficiency

Spire’s solar cell turnkey lines provide lowest cost of ownership and produce highest efficiency solar cells. The solar cell factories retain a throughput of 2,400 wafers per hour which reduces the overall operating cost of a factory. The operating cost of the factory is lowered significantly by:

  • Fully-automating each cell factory
  • Decreasing utility consumption rate utilizing equipment with lower utility consumption rates
  • Reducing wafer handling through automation which enhances overall production yield
  • Optimizing equipment utilization through automation
  • Placing cell inspection at each automated loader/unloader

Benefits To Partnering With Spire

There are many benefits to partnering with Spire for a solar cell factory including
  • Top of the line equipment selection with a proven track record
  • Unprecedented solar cell and factory expertise
  • Single point of contact
  • Integrated process control and quality controls
    • Automated robotic inspection at each loader
    • Off-line sampling inspections at random
  • No manual handling of wafers or cells reducing breakage
  • 98% mechanical and electrical yield
  • Yield enhancement tools with advanced technology options available

Solar Cell Line Options

There are many options available to further enhance a solar cell line and increase the overall throughput.
  • Multi-crystalline or mono-crystalline solar cell production
  • Production capacity up to 300MW based on customer needs
  • Selective Emitter Formation
  • High precision screen printing including double printing
  • Ink Jet printing
  • Silver on silver (Ag) Light Induced Plating (LIP)
  • Copper stack (Cu, Ni) plating
  • Metallization Wrap Through (MWT)
  • Emitter Wrap Through (EWT)