Catalog By Keyword By Item # | All Categories Custom Terminal Block Insulators All Categories > Custom Boards > Custom Terminal Block Insulators > Item # INS-ERB All CategoriesAll Categories Custom BoardsCustom Boards Custom Terminal Block InsulatorsCustom Terminal Block Insulators Item # INS-ERB Item # INS-ERB, ERB Insulator INS-ERBERB InsulatorElec-Tron Request Information Email This Page Download PDF Download PDF Printable Page Downloads Brochure for Custom Insulating Gaskets /Asset/ERB-INS.png /Asset/ERB-INS.png Close Window Unit of Measure Imperial Metric Both Technical Specs Brands N/A Elec-Tron Board Size (L x W) N/A 3.55 x 1.87 in Board Material N/A XPC-115 Phenolic Usage N/A Added to any ERB Block to increase voltage from 300V to 600V