Industrial isolated J1939 and NMEA 2000 Repeater, line extender. Metal housing resistant to vibration and shock with triple 4kV isolation between J1939/NMEA2000, J1939/power supply and NMEA2000/power supply, IP67. Repeater HD67404-E4R gives to the high performance safety and insulation for wet environments (IP67) and to resist to noise. Particularly suitable for installation in cars, trucks, trains, boats, in the industrial sector and in fragile ..