DITEK's DTK-4LVLPCR provides surge protection for card readers operating on 12/24V power. Protects four pairs of power/data connections. It protects power, LED and data lines. It has a single point ground for all protected circuits. It has series connection, parallel function adds no resistance to loop circuits.

Ditek Card Reader Surge Protector, Black – PN: DTK-4LVLPCR