NONDK Expansion Card Protector Voltage Protector with Voltage Suppression Protector,4 Ports

3. With Fast Transient Voltage Suppression, Effectively Protect The -422/-485 Interface 2. Compatible With -422&8RS-485 Standard, Can Convert Single-Ended Pci-E Signal Into Four -422/-485 Signals 1. With Transient Voltage Suppression Protector 4. Suppress- And Esd, Provide 600w -Surge Protection Power Per Line 5. It Can Reduce The Impedance At Both Ends At A High Speed And Absorb A Large Current, Thereby Clamping The Voltage At Both Ends To A Predetermined Value And Protecting The Subsequent Circuit Components From Being Damaged By Transient High Voltage Shocks.