pieces 12 pin aviation connectors zinc alloy electrical plug and socket set 20mm opening 250V 1. Good performance: 12 pin aviation connector including plug and socket, which has stable connection, less interference, with the plug life up to 500 times. 2. Zinc Alloy Case: The shell of the aviation connector is made of zinc alloy, which is corrosion-resistant and wear-resistant and provides good protection.3. Good: Using silver copper plated contacts, the aviation connector has good conductivity, sensitive, which is stable and reliable.4. Wide application: used in data acquisition system, automatic measurement and control system, for mechanical equipment, communication, car, etc.5. Standard Size: The connector has a standard 20mm hole size for easy installation and removal, including 2 connectors for easy replacement. Specification: Item Type: Socket Aviation Plug Model: BEM20 12L Number of Pins: 12 Pin Shell Material: Zinc Alloy Connector Material: Silver Plated Copper Plug Life: 500 Times Resistance Insulation: 1000M Omega; Resistance: 3M Omega; Opening Size: Approx. 20mm/0.8in Voltage: AC DC 250V Vibration Frequency: 10-100Hz Package List: 2 x Aviation Connectors