4 KV RS-232 Optical Isolator

Description

Model 232SPHI4 has 4000 volts of isolation ? twice the rating of most isolators ? to protect RS-232 equipment from lightning strikes, accidental high voltage shorts and ground loops. It even conforms to EN60601 specifications for industrial, hospital, and medical applications. It is port powered from the RS-232 data and handshake lines or an external power supply, sold separately, can be used.