Professional audio techs and mobile performers know that vibration and accidental disconnects can ruin a performance. The SAPT246 locking cable jack connectors solve this problem by securing 1/4" connections in place, preventing signal loss during critical moments on stage or in the studio.

These female locking jacks feature a mechanical locking mechanism that grips standard 1/4" plugs, ensuring your guitar, keyboard, or instrument connections stay put. The 3-pole design handles both mono and stereo signals, making them versatile for instruments, effects pedals, and audio interfaces.

Built with black metal housing and nickel-plated contacts, these connectors resist corrosion and provide reliable signal transfer. The heavy-duty boot offers strain relief, while solder terminals make permanent installation straightforward for techs building custom cables or modifying equipment. Each connector is engineered for repeated use in demanding live sound environments.

Guitar players frequently use these for pedalboard builds where standard jacks might work loose during performances. They're also valuable for keyboard rigs, studio patch bays, and anywhere reliable 1/4" connections matter. Sound engineers install them in rack-mounted gear and custom control panels where vibration could cause intermittent connections.

Installation requires basic soldering skills to connect your cable to the three terminals. The package includes two connectors, giving you a matched pair for stereo applications or spares for future builds.

Seismic Audio backs these connectors with a one-year warranty and ships them fast, so you can get back to making music without worrying about loose connections.

Technical Specifications

Frequently Asked Questions

What makes these locking jacks different from standard 1/4" jacks?

These locking jacks feature a mechanical mechanism that grips and holds standard 1/4" plugs in place, preventing accidental disconnection from vibration or cable movement. Standard jacks rely only on friction and can work loose during performances, while these maintain a secure connection until manually released.

Can I use these with both mono and stereo 1/4" cables?

Yes, the 3-pole design accommodates both mono (TS) and stereo (TRS) 1/4" plugs. You can wire them for mono instrument signals using two of the three terminals, or wire all three for stereo or balanced connections depending on your application.

Do these work with all standard 1/4" guitar and instrument cables?

These jacks accept any standard 1/4" plug, including guitar cables, keyboard cables, and effects pedal connections. The locking mechanism is designed to grip standard plug dimensions, so your existing cables will work without modification.

What tools do I need to install these connectors?

Installation requires a soldering iron, solder, and basic wiring skills to connect your cable conductors to the three solder terminals. The heavy-duty boot provides strain relief once properly installed, and the metal housing can be mounted in panels or enclosures as needed.

Are these suitable for permanent installation in rack equipment?

Yes, these connectors are designed for permanent installation in equipment panels, pedalboards, and rack-mounted gear where reliable 1/4" connections are essential. The black metal housing and nickel-plated contacts provide durability for repeated plugging and unplugging in professional environments.

WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer. For more information, go to: www.P65Warnings.ca.gov