Laboratory socket 5 kV, blue Temperature range: -40 ... +80 °C Colour: Blue Contact A: Safety Socket Contact B: Faston 4.8 mm Contact material: Brass, Gold-Plated Insulation material: Polyamide Measurement category: CAT IV Rated voltage: 1000 V (5 kV max), 10 A, CAT IV Size: ? 4 mm Overall length: 48.2 mm