The Keystone XFit LED doorframe retrofit kits are an excellent choice to upgrade your outdated fluorescent troffers into energy efficient, long lasting LED center basket troffers without modifying the existing fixture mounting, while also saving time and money on labor. This retrofit kit is both CCT-tunable and wattage-selectable, allowing the user to easily select between 3 different white light color temperatures as well as 3 different wattage and resulting lumen level options. Each retrofit kit includes a fixture assembly body, conveniently pre-wired with a dimming LED driver, side and end plates and all necessary hardware.