Universal troffer retrofit assembly

A retrofit assembly, comprising:

• a frame comprising four side walls,
• a recessed cavity;
• one or more lens;
• a light source,
• a door assembly,
• at least one support extension configured as a horizontal protrusion for supporting the frame,
• wherein the at least one support extension is configured to be secured to a T-bar for minimizing movement of the retrofit assembly;
• a lip extending to an outer perimeter of the frame for reducing a gap size between the frame and the T-bar,
• wherein the lip comprises a uniform color with the frame, the door assembly, or the T-bar, or any combination thereof, and
• wherein the at least one support extension comprises a friction pad on an outer perimeter configured to engage with a horizontal portion of the T-bar.

A retrofit assembly, comprising:

• a frame comprising four side walls,
• a recessed cavity;
• one or more lens;
• a light source,
• a door assembly,
• at least one support extension configured as a horizontal protrusion for supporting the frame,
• wherein the at least one support extension is configured to be secured to a T-bar for minimizing movement of the retrofit assembly;
• a lip extending to an outer perimeter of the frame for reducing a gap size between the frame and the T-bar,
• wherein the lip comprises a uniform color with the frame, the door assembly, or the T-bar, or any combination thereof;
• at least one locking plate disposed on an end of the retrofit assembly's width, and
• wherein the at least one locking plate is rotatable between an unlock position comprising a reduced length, and a locked position comprising an increased length.