This single phase 40 A MCB ISOLATER is suitable for high voltage job. Featured with single pole, this MCB has 1 year of warranty. As suitable electric line protection system, this isolator plays important role in disconnecting power load from main supply during excess current condition. Offered 40 A MCB ISOLATER can also deal with short circuit and line overload conditions. This MCB is suitable for industrial and household application purpose. It comprises of pressure plate wiring board and it supports magnetic blowing based arc extinguishing method.