Electrical plug,Military connectors ,Circular rain proof connectorsTY series use the high reliable hyperboloid socket as the contacts.This connector has the features of low contact resistance,soft force of mating and unmating,anti-vibration,shock-proof,high reliability,etc.The main technical characteristics is in accordance with Ministry of Railway standard TB/T2761. The type of connection between socket and plug is bayonet coupling.This product is widely used for the connection between electrical and electronic equipments for the railway,electricity,etc.Both plug and receptacle may be mounted with pins or sockets. Product Ordering           

                        TY48    J    20     Z     Y 

                         1         2     3     4     5

 1. Name of series: TY48 (same as JL33-4)

2.J:Pin,K:Socket

3.Number of contacts: 4,20,26,31,37

4. T:Plug,Z:Receptacle

5. Y: Crimp contacts.