Test Voltage: 1600V, Insulation resistance >10,000M ohms, Contact resistance: < 10milliohms.
7 Pin sockets for many small valves including EB91, EF95, Z77, EL90, EK91, EL95, N77, 6AM5, 6AL5 and many more.
Octal sockets for many Large Output Valves inc EL34, KT66, KT88, 6L6, 6551, 5881, GZ34, 5U4G. and many more.
9 Pin sockets for many valves including EF86, EL84, ECC81, ECC82, ECC83, 12AX7, 12AU7, 12AT7 and many more.