MaxLite BLHT4XT8USE4810 Linear T8 LED High-Bay Fixture; 48 Inch Length x 10 Inch Width x 3 Inch Height, 22 Watt, 120 - 277 Volt AC, White

Battery backup in the event of a power failure

Bi-level capable wiring option that offers a cost effective way to reduce energy costs

Constructed of sheet steel for heat sink and thermal control

High efficacy LED boards with dual copper cladding for thermal dissipation

Standard knockouts at ends and rear