The soldering iron 230 v 100 w weller w 101 chisel shaped 370 c max is part of the weller w series soldering irons that are suitable for a broad range of demanding soldering applications on electrical components with extremely high heat sensitivity and are therefore ideal for use in industrial production and for maintenance work on electrical appliances the industrial soldering of the w series has a solidly constructed heating element and a wide selection of longlife soldering tips the