The MS3470L22-21S L/C, manufactured by TE Connectivity, is a waterproof, circular bayonet coupling connector. It features a reverse bayonet coupling mechanism with quick disconnect coupling and an environmental rating of IP67. The passive contact system provides a maximum of 4 power contacts and 4 signal contacts. The power contacts are rated at an operating voltage of 16 A, are protected with threaded inserts and have a maximum current rating of 25A. The signal contacts have a size of 1.5mm and are rated at 3A with a maximum operating temperature of +125°C. The contact material is copper alloy and the contact surface is gold plated. The outer shell is manufactured from a composite material and is designed to provide superior performance in harsh environments. The outer shell is engraved with dimples for easy identification. All components are vibration and shock-resistant for reliable operation in the most demanding applications.