Sleek and compact design ideal for installation in tight spaces|Rugged 100% frost acrylic lens shields LEDs from direct view|Capable of providing 3800 Lumens per 4 ft (nominal) length|Long life LEDs provide 50000 hr (L70) LED lumen maintenance free system life at 25 deg C ambient|Shift and lock optical tray for secure and easy access to the electrical compartment|Slide on LED pan and single grounding screw for easy installation|For installation in refrigerated areas|Enclosed lens prevents penetration of dust, insects and other debris into the lamp compartment|Fully enclosed wiring and fully enclosed wiring and diodes|1 in spacing between luminaries is required for access to the electrical compartment