SEFCO INTERTRADE CO.,LTD.
บริษัท เซฟโก้ อินเตอร์เทรด จำกัด
๏ Data network SPD in according with IEC61643-21;
๏ Can be used for tracker, controller etc. signal and data transmission surge protection.
๏ Pluggable surge protection for DIN mounting.
๏ Signal transmission is not interrupted when exchanging module.
๏ Two-stage protection circuit
๏ Suitable to use for RS232 or RS485 surge protection.
