No Longer Stocked

Powerhouse 400W MH Ballast, 120/240V

SKU: PH57301
The product is no longer available.

Product Details

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, which we guarantee with an 5 year warranty.


  • 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"


Attribute name Attribute value
CSA_Registration 245794
Rated Amperage 3.8
Rated Wattage 400
Voltage 120/240
Wire Gauge (AWG) 16/3
Barcodes 638104575010 (UPC-A)
Discontinued 1
Dimensions 16.3L x 10.9W x 9.3H (EA)
40.0L x 48.0W x 32.0H (PL)
Shipping Weight 22.4 lbs.