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SPO Powerhouse 1000W 120/240v HPS Ballast

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The Powerhouse is packed with features which make it the most advanced electromagnetic HID ballast on the market. With its durable all-aluminum exterior construction and offset high/low component orientation, it runs quieter and cooler than any other ballast we have ever made. Cool components mean higher performance and longer life.


  • Coolest running

  • Ultra-quiet with ISO-mount silencer

  • Rugged and durable

  • Dual voltage

  • North American brand components

  • Every unit factory tested

  • U.S. patent D546,282

  • Air-coolable with optional flange kit & fan

  • Compatible with all Hydrofarm reflectors and most others

    Ballast Size: 11.5" (13.5" w/handle) x 7.5" x 8.5"