SWA 1.0-8IBLF/K 1mm Yellow Bootlace Ferrule. SWA is one of the UK's market leaders in manufacturing essential cable terminations, fixings, tools, and fastenings. With over 25 years of experience, SWA is a name associated with quality and reliability within the electrical industry. The SWA range of pre-insulated terminals offers a wide variety of styles and sizes. All products in the range are polyvinyl chloride insulated and have easy entry apertures for quick cable insertion. The quality of the materials and manufacturing process ensures consistent crimping performance. The SWA 1.0-8IBLF/K is a yellow bootlace ferrule for 1.00mm cable.