Specializes in the design and manufacture of surge protective devices (SPD's). These protect sensitive electronic equipment and personnel from destructive over voltages originating from lightning strikes and electrical disturbances. Surge Protectors are used in many lighting applications including LED street lights, Bridges, Tunnels, Milling, Hospitals, Towers, Interior and Exterior Landscape lighting. Citel's surge protectors are UL1449 Type 2CA SPD's and meet ANSI/IEEE C62.41 10kV, 10kA and ANSI/IEEE C136.2 20kV 10kA enhanced wave forms.