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Sunny Boy Inverter - 8000W, 240/277V (8000-US)


Out of Stock

These inverters are old stock in new condition and have reduced warranty

The Sunny Boy 8000-US inverter is UL Certified and features excellent efficiency, graduated power classes for flexibility in system design, and automatic grid voltage detection.

SKU: 49457

Sunny Boy Inverter - 8000W, 240/277V (8000-US)

The Sunny Boy 8000-US inverter is UL-certified and features excellent efficiency. Graduated power classes provide flexibility in system design. Automatic grid voltage detection* and an integrated DC disconnect switch simplify installation, ensuring safety as well as saving time. This model features galvanic isolation and can be used with all types of modules - crystalline as well as thin-film.

Sunny Boy Inverter - 8000W, 240/277V (8000-US) Features

  • UL Certified
    For countries that require UL certification (UL 1741/IEEE 1547)
  • Efficient
    97% peak efficiency; OptiCool™ active temperature management system
  • Safe
    Galvanic isolation
  • Simple
    Patented automatic grid voltage detection*; Integrated DC disconnect switch

* US Patent US7352549B1

Sunny Boy 8000-US Inverter Specs

  • 18½" W x 24" H x 9" D
  • 145 lbs
  • Input voltage: 300 - 600VDC
  • Continuous power: 8000W
  • Surge rating: 10000W
  • Output voltage: 240VAC / 277VAC
  • Output frequency: 60 Hz
  • Efficiency: 96%
  • Model number: 8000-US

This product is shipped from one of our warehouses in Northern California. Orders placed after 12 p.m. will typically ship the following business day. Click here to see an estimate of our delivery times with standard FedEx Ground shipping.

Returns & Replacements
Regularly stocked, non-special-ordered, and non-custom-built items can be returned for a refund within 30 days of receipt if unused and in original packaging. Returns of solar panels, inverters or other large ticket items will incur a re-stocking fee of up to 30%. Freight shipping is non-refundable.

For more, please read our full return policy.

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