Xtrasun 400 W. Halide (eco-4400) Xtrasun 400W 120/240v MH Ballast Xtrasun Ballast Reliable service at value prices. Designed in America, employing features and materials normally found on higher priced units, these have become the most popular value-priced units on the market. Their unique patented aluminum housing with convection cooling runs so cool we offer a 5 year warranty - the longest in its class. Dual voltage Xtra versatile ... works with most fixtures Xtra value ... Super affordable 5 year warranty on ballast electrical components Aluminum fins, louvers and ports for extra cooling efficiency Compatible with all Hydrofarm reflectors and most others Xtrasun Ballasts Dual Voltage Xtra Performance...best ballast in its class Xtra Versatile...works with most fixtures Xtra Value...super affordable 5 year warranty Aluminum Core (Copper Core available upon request) Direct from Authorized Hydrofarm Distributor Order Ballasts, Reflectors & Socket Assemblies separately. Bulbs can be ordered by the case for additional savings. SKU: BAH400A ( previously BAH400 ) Weight: 21.7 lbs. Package Dimensions: 16.6L x 10.7W x 9.8H Suggested Retail: $129.95 Manufacturer's Product Information MSRP $ 129.95 Hydrofarm xtrasun 400 w. Halide eco-4400