Pc Accessories-Db37 Male D-Sub Solder Type Connector, 4-PacK DC37 or DB37 Male D-Sub Solder Type Connector Solder Cup Connector RS232 D-Sub 37 pin normal density connectors. tin plated housing. Industry standard commercial DB37 male solder style connector Maximum wire size is 20 AWG, UL94V-0 rated connector insulator PRICE is for 4 PACK, for 10 or more, please order, 10-DB37-M-10PK for more saving