{"product_id":"thomas-betts-54168-square-ring-terminal-4-0-awg","title":"Thomas Betts 54168 Square Ring Terminal 4\/0 Awg","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe THOMAS BETTS 54168 is a non-insulated square ring terminal designed for heavy-gauge compression connections in electrical power distribution and grounding applications. Rated for 4\/0 AWG wire, it features a copper contact body with a titanium nitride (TiN) plating that resists corrosion and improves conductivity at the joint. The terminal measures 2.13 inches in length and 1.03 inches in width, with a 5\/16-inch stud hole and a barrel thickness of 0.14 inches. It is identifiable by its purple color coding, which is standard for 4\/0 AWG terminations. Licensed electricians and industrial maintenance technicians are the primary installers of this component.\u003c\/p\u003e\n\u003cp\u003eThis terminal is suited for residential, commercial, and industrial electrical work wherever 4\/0 AWG conductors require a secure, low-resistance ring-lug connection. Typical applications include service entrance wiring, bus bar terminations, equipment grounding, and panel feeder connections. The compression-style connection method ensures a gas-tight crimp that meets code-level integrity requirements for high-ampacity circuits. The square ring profile provides flat, stable contact against bus bars and lug pads.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eCompression connection for a gas-tight, high-integrity crimp on 4\/0 AWG conductors\u003c\/li\u003e\n  \u003cli\u003eCopper contact body with TiN plating for corrosion resistance and stable conductivity\u003c\/li\u003e\n  \u003cli\u003e5\/16-inch stud hole fits standard bus bar and equipment stud sizes\u003c\/li\u003e\n  \u003cli\u003eNon-insulated design allows direct inspection of the crimped barrel after installation\u003c\/li\u003e\n  \u003cli\u003ePurple color coding follows standard AWG identification for 4\/0 gauge terminations\u003c\/li\u003e\n  \u003cli\u003eCSA Certified, UL Listed, and RoHS Compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style compression ring terminal for 4\/0 AWG copper conductors requiring a 5\/16-inch stud termination in high-ampacity electrical installations.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation must be performed by a licensed electrician in accordance with NEC requirements for high-ampacity terminations. De-energize and lockout\/tagout the circuit before terminating any conductors. Use a compression crimping tool rated for 4\/0 AWG terminals to achieve a proper gas-tight crimp. Do not attempt to crimp this terminal with undersized or ratchet tools that are not rated for the gauge.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Square Ring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWire Size\u003c\/strong\u003e: 4\/0 AWG\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: Compression\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsulation Type\u003c\/strong\u003e: Non-Insulated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContact Material\u003c\/strong\u003e: Copper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContact Plating\u003c\/strong\u003e: Titanium Nitride (TiN)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStud Size\u003c\/strong\u003e: 5\/16 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 2.13 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Width\u003c\/strong\u003e: 1.03 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBarrel Thickness\u003c\/strong\u003e: 0.14 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Purple\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 16 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications\u003c\/strong\u003e: CSA Certified, UL Listed, RoHS Compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: THOMAS BETTS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 54168\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"THOMAS \u0026 BETTS","offers":[{"title":"Default Title","offer_id":51543569432882,"sku":"54168","price":47.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/6228f309c990d4fe4b3dcb56c429231a.jpg?v=1785920469","url":"https:\/\/voomisupply.com\/products\/thomas-betts-54168-square-ring-terminal-4-0-awg","provider":"Voomi Supply","version":"1.0","type":"link"}