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Durabay Linear Spec 155 Adjustable Lumen, Adjustable Color 480V
Click here to view the 277V version of this fixture.
The Durabay Linear Spec 155W AL-ACT 480V is a high-performance, adjustable-output LED high bay designed for industrial, commercial, and gymnasium applications. With selectable wattages—155W, 140W, or 125W—it produces up to 23,250 lumens, allowing you to tailor brightness for different ceiling heights and tasks.
Its rugged die-cast aluminum housing is powder-coated for corrosion resistance and paired with a durable polycarbonate lens. Built to an IP65 rating, it withstands dust, humidity, and water spray, making it dependable in warehouses, manufacturing plants, and sports facilities.
Offering a 120° beam angle, the fixture delivers bright, even illumination in 4000K or 5000K color temperatures for excellent visibility. At 150 lm/W efficiency and a CRI > 80, it ensures energy savings without compromising color quality. It’s also UL listed, DLC Premium 5.1 certified, and compatible with 0–10V dimming for advanced lighting control.
Weighing only 7.3 lbs and measuring 20.5” × 11.5” × 2.1”, this compact powerhouse operates at 277–480V, delivers 50,000+ hours of service life, and is backed by a 5-year limited warranty. Optional motion sensors, wire guards, and emergency backup drivers make it adaptable to virtually any project.
» 5 Year Warranty
» UL Listed / DLC Listed Premium 5.1
» Energy Efficient - 150 lm/W
» CRI > 80
» Die-cast aluminum housing with PC lens
» Adjustable Lumen Select 3 power options
» Adjustable Color Temperature Select 4000K or 5000K
» Programmable motion sensors available
» Emergency battery backups available
» Wire guards available
» Surface mount and pendant mount options
» 480V options available