This Merlin Gerin 125 Amp Main Switch Isolator is a heavy-duty disconnector suitable for commercial applications. It has a maximum amperage of 125A and a voltage rating of 415V, making it perfect for interior electrical equipment and supplies. The switch is made of a durable ABS/plastic material and has a grey colour that can blend well with any office or industrial setting. The Multi9 MGI1253N model features a type C tripping characteristic, with an on/off operation method controlled by a switch. The device type is a main switch, with a current rating of 125A and a current type of AC. The interrupt type is a switch, and the control style is also a switch. This isolator is a perfect fit for those who need a heavy-duty disconnector for their commercial applications.