Product Details
GPO-3 glass reinforced thermoset polyester sheets are designed for electrical applications requiring high arc and carbon track resistance, flame resistance, physical strength, and moderate heat resistance. This laminate is extensively utilized in the production of phase and end barriers, insulating supports, bus bar supports, and mounting panels in switchgear and various types of electrical equipment. GPO-3 is a UL recognized product with a temperature index of 120 degrees Celsius for electrical applications and 140 degrees Celsius for mechanical applications, molded in thicknesses ranging from 1/32" (.031") to 2.00" thick. It is available in standard red color as well as specialty colors black and white. The standard GPO-3 grade is H900, and it is offered by Professional Plastics in various profiles, including angles and channels.








