Features & description: Specifications for different pin. Specifications for 2pin, 3pin, 4pin: Rated Current (A): 25A Contact diameter(mm)×number: Φ2.5x2 / Φ2.5x3/ Φ2.5x4 Rated voltage (AC.V): 500V Test Voltage (AC.V) 1 minute: 1500V Contact resistance: <1mΩ Insulation resistance: 2000MΩ Cable specification: <4m㎡/11AWG Specifications for 5pin, 6pin, 7pin: Rated Current (A): 10A (6pin:5V/25V) Contact diameter(mm)×number: Φ1.5x5 /Φ1x2,Φ2.5x4 /Φ1.5x7 Rated voltage (AC.V): 500V Test Voltage (AC.V) 1 minute: 1500V Contact resistance: <2.5mΩ (6pin:<5V/1V) Insulation resistance: 2000MΩ Cable specification: <2m㎡/14AWG Specifications for 9pin, 12pin: Rated Current (A): 5V Contact diameter(mm)×number: Φ1x9/Φ1x12 Rated voltage (AC.V): 400V Test Voltage (AC.V) 1 minute:1200V Contact resistance: <5mΩ Insulation resistance: 2000MΩ Cable specification: <0.75m㎡/18AWG Available for panel between 2 pin up to 12 pin gold plated contacts with either solder terminations square flange style panel connectors. The WS20 series is perfect for indoor power or data applications including Lighting, Data Transfer and Industrial Control Systems.Stable electrical performance, high strength and resistance to pressure, high temperature resistance, anti-explosion, anti-corrosive. Contact material:Brass with gold plating;Shell material:Zinc alloy with chrome plating; Different pins please refer to below attached Parameters drawings.if you need other model,you can contact us.