LED Sealed Face Troffers 1×4, 2×4, 2×2

  • LED Sealed Face Troffers Made in the USA.
  • 84 to 170 watts, 12,000 to 24,000 lumens.
  • Dimming and wireless control options.

(PDF) Specification Sheet 1×4
(PDF) Specification Sheet 2×4
(PDF) Specification Sheet 2×2

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LED Sealed Face Troffers by 1st Source Lighting are available in 3 size options, 2×2, 1×4 and 2×4. Our Sealed Face Troffers are specifically engineered for sealed room applications, scientific locations, food processing, bottling plants, etc. The design of this troffer ensures that dust particulates, liquids and other airborne materials are sealed within the work area and kept out of the environment.

D92 diffused lens material is ideal for food processing plants requiring materials that are resistant to breakdown. An epoxy based powder coat adder may be added for chlorinated pool and natatorium locations. 1st Source Lighting only uses specified materials for sensitive environments.

Product Highlights

  • High LPW with increased efficacy.
  • Cold temperature rated down to -30ºF.
  • Natatorium coating available.
  • 1×4, 2×2 and 2×4 housing options.
  • Dim to off (0%), 10% or by line voltage.
  • Wireless control options available.
  • Service life > 100,000 hours (L90).
  • Made in the USA, BAA compliant.


Damp industrial locations, food processing areas, bottling plants, natatoriums, manufacturing and production facilities, cold storage environments and laboratories.

System Specifications

1×4, 2×4 or 2×2, up to 24,000 lumens. Hi flux linear LED modules: 80+ CRI, 3500K, 4000K or 5000K CCT, constant current LED power supplies, power factor > 0.9, THD < 20%, 50-60Hz, universal voltage 120-277v, 347v-480v available.

1st Source Lighting LED fixtures are proudly manufactured using the highest quality components such as AdvanceeldoLED (Osram), Samsung and Tridonic.


.040″ white pre-painted aluminum, EPDM rubber gasket and silicone sealed door, high impact clear or diffused D92 lens, top access plate for quick power connection, captive screws with nylon retaining clips. All fixtures are made in the USA and 100% bench tested prior to shipping.

Dimming & Control Options

Dim to off (0%), 10% or by line voltage, optional integrated motion sensor, daylight harvesting. Wireless control systems are available for this model. Schedule and control lighting for your entire facility via remote switch,  handheld device, PC or smartphone.

Emergency Lighting

Integrated emergency battery back up drivers, 2,300 lumens @16w or 2,900 lumens @ 20w.

Ratings & Warranty

Rated for damp locations, operating temperature: -30ºF to 122ºF, rated service life > 100,000 hours (L90), CSA listed, BAA compliant, RoHS compliant. 5-year product warranty. Extended product warranties are available.

Lighting Layouts

1st Source Lighting also offers free lighting layouts to support your facility’s next upgrade or new construction project. Please contact us for details.


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