The AL-D8-12DCW lightning surge protectors provides superior protection of DC control lines from transients and surges. These units will protect 8 individual single ended DC control lines. The design incorporates uni-polar Transient Voltage Suppression (TVS) Diodes rated at 1500 Watts (2000 Watt TVS Diodes are available on special orders). The unit limits the positive voltage swing on the line to the TVS Diode voltage rating. These units are designed to be connected to the lines to be protected and ground. Grounding lugs provide tie points for earth ground. These units feature a weather resistant housing featuring a lockable hinged cover and mounting holes are provided on the rear of the enclosure for mounting. The two cable grommets may be adjusted to cable size and are removable. This protector is also available in 5V, 24V and 48V versions. For additional information and complete specifications, click on the data sheet link below.