GPO-3 is A fiberglass reinforced polymer laminate. This material is the industry standard for flame & arc/track resistant electrical components. GP03 also offers an excellent combination of high strength, flame resistance, and low smoke, flame, & toxicity generation. GP03 is a NEMA approved material per NEMA procedure NEMA LI-1..

　　Combines high arc and track resistance, highly flame resistant. For use on 2500+ voltage equipment. 94V-O flame retardance rating. 22,100 PSI flexural strength. Red in colour