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SunPower® X-Series Solar Panels SPR-X21-335-BLK

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Our top-of-the-line solar panels give homeowners more energy. They deliver the highest efficiency available in a residential solar panel today, at a record-breaking 22.8%. That means homeowners get more electricity, more flexibility, more peace of mind, and lower electricity bills.

  • Most energy from less space

  • Simply put, SunPower X-Series panels produce more electricity than conventional panels.

  • Most flexibility

  • X-Series panels are offered in SunPower® Signature™ Black, designed to blend harmoniously into your roof

SPR-X21-335-BLK Specifications:

  • Efficiency (%)
    21.0
  • length (in)
    61.3
  • Open Circuit Voltage (V)
    67.9
  • Short Circuit Current (A)
    6.23
  • Width (in)
    41.2
  • Height (in)
    1.8
  • Min. Operating Temperature (C)
    -40
  • Max. Operating Temperature (C)
    85
  • Maximum Power Point Voltage (Vmpp) (V)
    57.3
  • Maximum Power Point Current (Impp) (A)
    5.85
  • Maximum Power Point (Pmax) (W)
    335
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