Catalog By Keyword By Item # | All Categories Custom Terminal Block Insulators All Categories > Custom Boards > Custom Terminal Block Insulators > Item # INS-ESB1 All CategoriesAll Categories Custom BoardsCustom Boards Custom Terminal Block InsulatorsCustom Terminal Block Insulators Item # INS-ESB1 Item # INS-ESB1, ESB1 Insulator INS-ESB1ESB1 InsulatorElec-Tron Request Information Email This Page Download PDF Download PDF Printable Page Downloads Brochure for Custom Insulating Gaskets /Asset/ESB1-INS.png /Asset/ESB1-INS.png Close Window Unit of Measure Imperial Metric Both Technical Specs Brands N/A Elec-Tron Board Size (L x W) N/A 2.71 x 0.99 in Board Material N/A XPC-115 Phenolic Usage N/A Added to any ESB1 Block to increase voltage from 300V to 600V