EDAC, Inc. Edgeboard Connectors 345-126-542-207

The Card Conn Dual Side 126Pos Wire Wrap connector, part number 71AJ4872, is designed for applications requiring a reliable card edge connection. It features a 0.100,Äù (2.54mm) pitch with a total of 126 contacts arranged in a dual row configuration. The connector is constructed with a UL 94V-0 thermoplastic polyester insulator and utilizes copper alloy for the contacts, which are plated with gold on the mating area and tin on the tails, with nickel underplating for enhanced durability. This connector supports a current rating of 3 amps and has a maximum contact resistance of 10 milliohms. It is capable of withstanding a dielectric voltage of 1200 V AC rms and offers a minimum insulation resistance of 5000 megaohms. The operating temperature range is from -40¬8C to +105¬8C, making it suitable for various environmental conditions. The connector is compatible with a nominal P.C. board thickness of 0.062,Äù (1.57mm) and provides multiple termination options, including wire wrap and P.C. tail configurations. It also includes automatic wire wrap positioning holes and is RoHS compliant. Various mounting options are available, including flush or offset lugs, allowing for flexible installation in different applications.