February 3, 2014 – Dialight says its new Vigilant LED high bay luminaire has achieved 125 lumens per watt (LPW) efficiency, while delivering energy savings of up to 25%.

Designed for use in indoor and outdoor applications, the 100-277vAC luminaire ships standard with 6kV surge protection and is IP66/NEMA4X rated to operate in temperatures of -40C to 65C. It is certified to UL1598/A and CSA 22 #250 for both indoor and outdoor applications.