Check the listing for details. "NEW" ECLIPS D Dual 2W - ILDCP 15V Series Isolated Loop Circuit Protector. Condition: Open box. Listed at 15.99 USD. Circuit protector is brand new never used or put in to service. No retail packaging. Ships same day! Product Description:D Dual 2W - ILDCP Series - Isolated Loop Circuit Protector for Communication Lines. D Dual 4W and D Dual 6W: For the data side specify 6.8 Volts DC, 15 Volts DC, 30 Volts DC depending on your system. This unit is designed to protect the Mother Board/Computer Board, and the Card Reader. This unit incorporates state of the art technology and provides multi stage hybrid protection for your data/communication lines. Tested to ANSI/IEEE B3 impulse standards and UL 497B. Unlike other communication line surge suppressors, it goes far beyond industrial grade surge suppressors and is self-restoring after each surge within ratings.Specifications – Operating:Maximum Operating Voltage:5V DC, 12V DC or 24V DCTypical Leakage Current: