Aratas America LLC XH3 Half-pitch Board-to-Board Connectors XH3B-4042-A

Screw Mount Eliminated to Save Space.
Adjustable Stacking Space of 12 to 20
mm Adds Greater Flexibility.

• The stacking space can be adjusted from 12 to 20 mm in 1-mm increments.
• A pitch of 1.27 mm for high-density mounting in double-row arrangements.
• A quadruple-row staggered arrangement (1.27 x 1.905 mm) for board connection.
• All models incorporate fastening pins to secure the terminals, thus preventing floating or falling over during soldering.
• Leaf contact construction enables smooth mating and resistance to bending.
• Space saving mating length of 3.1 mm.
• Press fitting assures long-term contact quality. The gold/palladium plating has been improved for better contact reliability.
• Not mated with XH2 and XH4 Half-pitch Connectors.

40 Position Connector Socket, Outer Shroud Contacts Through Hole, Right Angle Gold

Conn Wire to Board SKT 40 POS 1.27mm Solder RA Thru-Hole Product overview: XH3B-4042-A from Omron Automation is an Electronic Connector for board-to-board, wire-to-board, backplane, terminal, cable, and industrial interconnect applications. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include connector, interconnect, header, socket, terminal block, Electronic Connector, Free Hanging & Panel Mount. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 316-XH3B-4042-A can be used for catalog matching and distributor lookup.