PowerHouse Convertible Ballast stocked UL-Rated for Damp Locations –

UL-Rated for Damp Locations – Safe for humid greenhouse and indoor growing environments

water saving polymers

Dimensions: 22L x 2

this lightweight

PowerHouse Convertible Ballast stocked UL-Rated for Damp Locations –Use halide for growing and sodium for flowering, all in the same system! Hydrofarm's Powerhouse convertible ballasts feature engineered transformers made to the exacting American National Standards Institute specifications. They are designed to drive either halide or sodium bulbs properly with separate wire leads. They are marked according to UL standards for use with either bulb. We pair this engineered unit with our heavy duty multi pole switch for