The Xtrasun DE double-ended lighting system is a high-intensity horticultural lighting system that is an excellent choice for a range of applications. It combines an Xtrasun enclosed double-ended reflector with a variable-wattage Xtrasun DE ballast and a high-PAR Xtrasun DE high-pressure sodium lamp. This powerful and versatile commercial-grade system allows users to select the most appropriate light intensity level for their particular setup.