Cal Test Electronics CT3020 5kV Banana Plug Test Leads are double-ended 4mm long‐reach sheathed banana plug test leads with PVC jackets. The test leads are rated to 1000V CAT IV and have a special high-voltage, highly flexible test lead wire. These features allow the CT3020 test leads to interface with the 5kV and 4mm sheathed banana jack series. The CT3020 test leads are available in black or red colors and 1000mm or 1500mm lengths.