57mm Square Speaker Terminal Cup | Double Binding Post Gold

57mm Square Double Binding Post Speaker Terminal Cup – Gold & Black

Upgrade or replace your speaker box connections with this sturdy 57mm square speaker terminal cup. Designed for custom speaker builds and direct OEM board replacements, this gold-contact binding post terminal delivers clean, secure wire connections for home audio, hotel installations, PA systems, and more. Made in Mainland China.

Key Features

• Double binding post design – Simply press down the terminals and insert your speaker wire for a fast, reliable direct contact connection.
• Versatile rear connectivity – Rear side accepts spade connectors, mini spade connectors, or direct wire soldering for maximum flexibility.
• 4 mounting holes – Easy panel mounting into any speaker enclosure, cabinet, or box.
• Gold-plated contacts – Minimises signal loss and resists corrosion for long-lasting audio performance.
• Durable construction – Built from a combination of plastic and metal for a solid, lasting fit.
• Wide compatibility – Ideal for home theatre, hotels, halls, DIY audio enclosures, and any location requiring a clean speaker connection point.

Specifications

• Plate Size: 57 × 57 × 25 mm (2.2″ × 2.2″ × 1″) L × W × T
• Screw Hole Diameter: 4 mm / 0.16″
• Wide Inner Circle: 49 mm
• Material: Plastic & Metal
• Voltage Rating: Low voltage — Below 50 V AC or 75 V DC
• Battery Included: No
• Wireless: No
• Package: 1 × Terminal Cup with mounting screws

Ideal For

Home audio systems, hotel room speakers, conference halls, DIY speaker enclosures, PA system cabinets, and any custom speaker box project requiring a reliable and neat binding post terminal panel.

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Frequently Asked Questions

Q: What type of speaker wire connections does this terminal cup support?

A: This 57mm square speaker terminal cup supports multiple connection methods on the rear side — including spade connectors, mini spade connectors, and direct soldering of speaker wire. On the front, simply press the binding post terminal down and insert your speaker wire for a quick and secure connection.

Q: How is this speaker terminal cup mounted to a speaker enclosure?

A: The terminal cup features 4 mounting holes with a 4 mm / 0.16″ screw hole diameter. Just cut or route a square opening in your speaker cabinet panel, align the cup, and secure it with the included screws. The 57 × 57 mm plate size makes it a standard fit for most DIY and replacement speaker box builds.

Q: Is this terminal cup suitable for high-power speaker systems?

A: This terminal cup is rated for low-voltage applications — below 50 V AC or 75 V DC — making it well-suited for typical home audio, bookshelf, and PA-style speaker enclosures. Always ensure your system's power requirements fall within the rated voltage range before installation.