{"product_id":"thomas-betts-f4-10-non-insulated-ring-terminal-4-awg","title":"Thomas Betts F4-10 Non-insulated Ring Terminal 4 Awg","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe THOMAS BETTS F4-10 is a non-insulated circular ring terminal designed for secure crimp connections on 4 AWG copper conductors. The terminal features a copper contact body with titanium nitride (TiN) plating for enhanced conductivity and corrosion resistance. At 1.16 inches long and 0.48 inches wide, it fits a No. 10 stud and is sized for applications where a clean, low-profile lug termination is required. Licensed electricians and panel technicians install this terminal type when terminating battery cables, grounding conductors, and power feeds in electrical panels, motor control centers, and industrial enclosures.\u003c\/p\u003e\n\u003cp\u003eThe F4-10 is suited for both commercial and industrial electrical work where 4 AWG wire must be terminated to a No. 10 stud. Common install scenarios include grounding connections, bus bar terminations, and power distribution lug points. Its non-insulated design is standard practice when terminals will be installed inside an already-protected enclosure or where a heat-shrink or tape overwrap is applied separately by the technician. The yellow color coding assists with quick visual identification of the correct wire gauge range during assembly and inspection.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eNon-insulated circular ring terminal for 4 AWG conductors\u003c\/li\u003e\n  \u003cli\u003eCrimp connection type for fast, reliable mechanical termination\u003c\/li\u003e\n  \u003cli\u003eCopper contact with TiN (titanium nitride) plating for corrosion and wear resistance\u003c\/li\u003e\n  \u003cli\u003eFits No. 10 stud size\u003c\/li\u003e\n  \u003cli\u003eMeets UL 486A, UL 486B, CSA 22.2, and RoHS compliance standards\u003c\/li\u003e\n  \u003cli\u003eUL 94 V-0 rated flame classification; UL Listed under File E9809\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style crimp ring terminal for 4 AWG wire requiring a No. 10 stud termination in residential, commercial, and industrial electrical installations.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed electrician in accordance with NEC requirements for the applicable circuit type and enclosure rating. De-energize and lockout\/tagout the circuit before terminating any conductor. Use a calibrated ratcheting crimp tool rated for 4 AWG non-insulated terminals to achieve a proper mechanical crimp — do not use pliers or uncalibrated tools as an improper crimp can result in a high-resistance joint or pull-out failure. Inspect the finished crimp for deformation, cold joints, or wire strand damage before energizing.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Circular Ring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsulation Type\u003c\/strong\u003e: Non-Insulated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: Crimp\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Wire Size\u003c\/strong\u003e: 4 AWG\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStud Size\u003c\/strong\u003e: No. 10\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: TiN (Titanium Nitride)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 1.16 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Width\u003c\/strong\u003e: 0.48 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Yellow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: UL 486A, UL 486B, UL 94 V-0, UL Listed (File E9809), CSA 22.2, CSA Certified, RoHS Compliant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 20\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: F4-10\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"THOMAS \u0026 BETTS","offers":[{"title":"Default Title","offer_id":51540504969522,"sku":"F4-10","price":161.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/25c44da602e5d553028f67bfa810cb2f.jpg?v=1785856833","url":"https:\/\/voomisupply.com\/products\/thomas-betts-f4-10-non-insulated-ring-terminal-4-awg","provider":"Voomi Supply","version":"1.0","type":"link"}