T4G 4' Universal Subwoofer/Speaker Box Terminal Cup with GoldPlated Binding Posts and Screwon Posts A reliable, easytoinstall terminal cup that gives your subwoofer or speaker cabinet secure, lowresistance connections. The T4G 4' universal terminal cup uses goldplated binding posts and screwon posts to provide a solid, corrosionresistant contact point for speaker wiring and to simplify wiring changes or upgrades. Key benefits Secure connections: Screwon posts hold wires firmly in place to prevent intermittent contact and signal loss. Corrosion resistance and improved contact: Goldplated binding posts minimize oxidation for longterm, stable conductivity. Universal fit: The 4' design fits standard speaker and subwoofer enclosures, making replacement or builds straightforward. Simple installation and maintenance: Designed for quick wiring and easy access when servicing or upgrading speakers. Key attributes Brand: T4G Size: 4' terminal cup (universal) Connector type: Goldplated binding posts with screwon posts Application: Subwoofer and speaker box terminals Functionality: Provides a secure, lowresistance external connection point for speaker wiring; designed for reliable, longterm use Compatibility and performance Universal 4' form factor intended for use in most standard subwoofer and speaker enclosure walls. Goldplated posts offer better resistance to corrosion than plain metal finishes, helping maintain signal integrity over time. Screwon posts provide a positive mechanical connection for bare wire or terminated leads without requiring frequent retightening. Installation notes Designed for straightforward installation into a 4' opening in speaker or subwoofer cabinets. Screwon posts allow wiring changes without soldering. Intended for use where a durable, serviceable external terminal is needed. Typical use cases DIY subwoofer build: Install the T4G terminal cup in a custom subwoofer enclosure to create a professional external wiring connection point that is easy to access and maintain. Speaker cabinet or upgrade: a worn or damaged terminal cup in a home or pro audio speaker cabinet to restore reliable connections and reduce oxidationrelated issues. Home theater or studio systems: Use as a clean, durable external terminal for powered subwoofers or passive speaker cabinets where reliable signal transfer and accessibility are important. Why choose T4G T4G's 4' universal terminal cup combines a straightforward, industryfriendly form factor with goldplated binding posts and screwon posts for dependable, longlasting connections. It solves common problems like loose wiring, intermittent contact, and corrosion, while keeping installation and future maintenance simple and accessible.