Professional 4-pin Molex KK 254 connector designed for arcade cabinet builders, MAME enthusiasts, and electronics modders. Features secure locking ramp mechanism and keyed insertion to prevent incorrect connections in your arcade builds.

Technical Specifications

• Pin pitch: 2.54mm (0.1″)
• Current rating: 3 amps per pin
• 4-pin configuration
• Locking ramp mechanism
• Keyed polarized design
• Compatible with standard 2.54mm headers

Perfect For

• Arcade cabinet wiring harnesses
• MAME cabinet connections
• Control panel button/joystick wiring
• PCB-to-PCB connections
• LED strip power connections
• Fightstick mod projects

Why Choose This Connector

The keyed design prevents incorrect insertion while the locking ramp ensures secure connections that won’t come loose during gameplay. Industry-standard 2.54mm pitch makes it compatible with most arcade PCBs and control boards. Essential for clean, professional wiring in any arcade build.