Recessed troffer light fixtures are commonly found in office buildings around the world. Usually manufactured with 2, 3 or 4 lamps the recessed drop-in light fixtures are a commodity that are cheaply made and cheaply sold. Generally the only differences are found in the reflectors in the fixtures which can vary greatly.Block Lighting sells a complete line of lighting fixtures for every application. Just use the drop down menus to find just the fixture for your lighting application. If you're looking for a large quantity quote just send us an email with the SKU and the total quantity... we'll have your quote in an email usually within a few hours. We're here to help! 1-800-237-9500