The SG Lite ballast offers an affordable price and excellent features. The patented Lock & Seal plug system incorporates a unique collar and recessed electrical contact position to ensure safety. Built to last and CSA certified, the SG Lite offers a compact design and dual voltage (120/240) capability. It is available in 600 watt HPS and 1000 watt convertible (MH/HPS) models, the SG ballasts feature high performance for little expense. To find a Hydrofarm Authorized Retailer near you, visit Hydrofarm.com.