Comparison : Item # 4-01-G8, Type G Round - 4-Conductor 90°C 600V/2000V
Item # 4-02-G6, Type G Round - 4-Conductor 90°C 600V/2000V
Item # 4-03-G4, Type G Round - 4-Conductor 90°C 600V/2000V
Item # 4-04-G2, Type G Round - 4-Conductor 90°C 600V/2000V
Item # 4-05-G1, Type G Round - 4-Conductor 90°C 600V/2000V