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US Energy Sciences LED Tube Troffer Kit

US Energy Sciences LED Tube Troffer Kit

We are your US Energy Sciences authorized distributor for KTT LED Tube Retrofit Kits. Choose from 2x2 and 2x4 sizes, all backed by a five year limited warranty. Select the sub-category below for the type you need or search above for the specific part number.

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Need an easy and cost-effective way to upgrade fluorescent lay-in troffer fixtures? Then look no further than US Energy Sciences' KTT LED Tube Retrofit Kits.


These retrofit kits are available in both 2x2 and 2x4 sizes and come with either 2, 3 or 4 lamps that are both DLC and UL listed and made with Samsung LED chips. The lamps also provide high lumen efficiency and high CRI for a better visual experience.


The kits come pre-wired and with a built-in driver, so installation is literally a snap. The kit also includes end brackets and their required fasteners, unshunted 600W/600V sockets for each LED tube, UL 1598C required warning stickers, and a ballast cover. And the entire kit is backed by a five year limited warranty. 

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