Energetic Lighting’s Stairwell, Strip and Surface mount series excellent for broad use in commercial and industrial applications. Our engineers have innovated the LED technology and solutions, with a sturdy design and performance to match. A Dual lens tube Design with powder white coating including a 120-227V and 0-10V drivers within the fixture. Simple installation for wall and surface mounting with an easy maintenance solutions. Configurations available in 2ft, 4ft, and 8ft allow for flexible design possibilities along. Access to drivers and wiring is all tool-less. Durable construction that consists of a steel housing with linking possibilities through knockouts at each end. The E4SLA is well suited for many renovation and new construction applications such as Hallways, Stairwells, and more. An all purpose reduction in glare illumination where need with maximum energy savings.