Connector Reference Chart
Connector style helps identify a harness, but always verify voltage, polarity, pinout, and signal function before connecting equipment.
| Connector Type | Common Arcade Uses | Typical Notes |
|---|---|---|
| JAMMA Edge Connector | Classic arcade boards, controls, video, audio, coin and service wiring. | Standard 56-pin arcade edge connection. |
| Molex KK | Buttons, sensors, ticket signals, meters and board harnesses. | Common wire-to-board connector family. |
| Molex SL | Control wiring, reader harnesses and low-current signal connections. | Compact locking signal connector. |
| Molex Mini-Fit Jr. | 12V, 24V, ground, power distribution and payout devices. | Higher-current locking connector. |
| Molex Micro-Fit | Compact power wiring and embedded hardware. | Smaller version of Mini-Fit. |
| JST-XH | Sensors, LED boards and control boards. | Common 2.5mm pitch connector. |
| JST-PH | Displays, sensors and compact electronics. | Common 2.0mm pitch connector. |
| JST-VH | Power wiring and stronger board connections. | Larger JST family with improved retention. |
| JST-SM | LED strips, cabinet lighting and accessory harnesses. | Inline plug-and-socket connector. |
| IDC Ribbon Cable | Board-to-board wiring, displays and control panels. | Typically used with flat ribbon cable. |
| FFC / FPC Ribbon | LCD displays, touch panels and embedded screens. | Flat flexible cable connector. |
| FASTON Quick Disconnect | Buttons, microswitches, coin switches and speakers. | Common sizes include .110, .187 and .250 inch. |
| Spade Terminals | Power supplies, service wiring and grounding. | Easy field-service connection. |
| Ring Terminals | Ground points and permanent power connections. | Provides secure attachment to studs and screws. |
| Screw Terminals | Power supplies, interface boards and relay modules. | Simple field wiring solution. |
| Phoenix Terminal Blocks | Industrial control boards and removable field wiring. | Pluggable terminal block design. |
| Barrier Strip | AC power distribution and older cabinet wiring. | Common in industrial-style cabinets. |
| RJ45 Ethernet | Networked card systems, POS systems and online games. | Do not assume every RJ45 jack is Ethernet. |
| RJ11 / RJ12 | Legacy card systems and proprietary communication links. | Pinouts vary by manufacturer. |
| DB9 Serial | RS-232 readers, bill validators and diagnostics. | Common on older equipment. |
| DB15 / DB25 | Legacy I/O and proprietary arcade interfaces. | Always verify pinout before use. |
| USB-A / USB-B / USB-C | Firmware updates, touch controllers and peripherals. | May carry data, power or both. |
| VGA | LCD monitors and PC-based arcade systems. | Analog video connection. |
| HDMI | Modern displays, media players and embedded PCs. | Digital video and audio. |
| IEC C13 / C14 | AC power cords, cabinets and monitors. | Standard removable AC power connection. |