Molex KK 254 4-Pin Header 2.54mm Connector

Professional-grade 4-pin header connector designed for arcade cabinet builders and electronics enthusiasts. This Molex KK 254 style connector features 2.54mm pin spacing with locking ramp and keyed insertion for secure, reliable connections in your arcade projects.

Technical Specifications

• Pin spacing: 2.54mm (0.1 inch)
• 4-pin configuration
• 3 amp rating per connection
• Locking ramp mechanism
• Keyed insertion prevents reverse connection
• Compatible with standard breadboard spacing

Perfect for Arcade Applications

Essential for MAME cabinet builds, Arcade1Up modifications, and custom fightstick wiring. These headers work seamlessly with encoder boards, LED controllers, and audio amplifiers commonly used in arcade projects. The secure locking mechanism ensures connections stay solid during gameplay.

Why Choose These Headers

• Industry-standard Molex KK compatibility
• Reliable 3-amp current handling
• Foolproof keyed design prevents wiring errors
• Professional finish for clean builds
• Bulk pricing for large projects