Ishidi Elibunjiwe I-GPO-3 (eliphinde libizwe nge-GPO3, UPGM203, DF370A) liqukethe umata wengilazi ongena-alkali ofakwe futhi ohlanganiswe ne-polyester resin engagcwalisiwe, futhi elayiniwe ngaphansi kwezinga lokushisa eliphezulu kanye nokucindezela okukhulu ekubunjeni. Inokusebenza okuhle, amandla aphezulu emishini, izakhiwo ezinhle ze-dielectric, ukumelana okuhle kakhulu kokulandela umkhondo nokumelana ne-arc. Inesitifiketi se-UL futhi yaphumelela ukuhlolwa kwe-REACH ne-RoHS, njll.