YongSung Electric - YSIC4401-R4(49)PM K B D11O referenced DISCREPANCY SWITCH product produced by high technology. YSIC4401-R4(49)PM K B D11O became irreplaceable of foundations. YSIC4401-R4(49)PM K B D11O referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. YSIC4401-R4(49)PM K B D11O referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.