A Very High Quality Porcelain (Ceramic) Octal Valve Base (Tube Socket) 8 pins. Durable Plating.

• Test Voltage: 1600V,
• Insulation resistance >10,000M ohms,
• Contact resistance: < 10 milliohms.
• For many Large Output Valves inc EL34, KT66, KT88, 6L6, 6551, 5881, GZ34, 5U4G.
• Versatile flange can be nounted above or below the chassis.