{"product_id":"thomas-betts-adr21-21-rectangle-ring-terminal-14-2-0-awg","title":"Thomas Betts ADR21-21 Rectangle Ring Terminal 14-2\/0 Awg","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe THOMAS BETTS ADR21-21 is a non-insulated rectangle ring terminal designed for compression connections in electrical wiring applications. It accommodates wire sizes from 14 to 2\/0 AWG and features an aluminum contact body with a titanium nitride (TiN) plating for reliable conductivity and corrosion resistance. The terminal measures 1-15\/32 inches in overall length and 1-1\/4 inches in width, with a 3\/16-inch material thickness. It is designed for use with a 1\/4-inch stud and is installed using standard compression tooling. Licensed electricians and electrical contractors typically specify this terminal for panel wiring, grounding, and equipment termination tasks.\u003c\/p\u003e\u003cp\u003eThis rectangle ring terminal is suited for both residential and commercial electrical installations where a secure, non-insulated compression lug is required. Its aluminum construction makes it appropriate for aluminum conductor terminations across a wide range of service entrance, load center, and equipment grounding applications. The 14 to 2\/0 AWG wire range provides flexibility across multiple conductor sizes within a single terminal style.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eNon-insulated rectangle ring design for compression termination\u003c\/li\u003e\n\u003cli\u003eAccepts 14 to 2\/0 AWG wire — wide range in a single terminal style\u003c\/li\u003e\n\u003cli\u003eAluminum contact body with TiN (titanium nitride) plating\u003c\/li\u003e\n\u003cli\u003e1\/4-inch stud size for standard panel and equipment mounting points\u003c\/li\u003e\n\u003cli\u003eOverall length of 1-15\/32 inches, ring width of 1-1\/4 inches, thickness of 3\/16 inch\u003c\/li\u003e\n\u003cli\u003eRoHS compliant and UL Listed (UL File E9809)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style compression ring terminal for use with 14 to 2\/0 AWG aluminum conductors and 1\/4-inch mounting studs in standard residential and commercial electrical assemblies.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed electrician in accordance with applicable NEC requirements. De-energize and lock out the circuit before terminating any conductors. Use a calibrated compression tool rated for the conductor size and terminal type to achieve a proper crimp — do not use open-barrel or non-compression methods. Inspect the completed termination for secure seating before re-energizing the circuit.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Rectangle 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: Compression\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Wire Size\u003c\/strong\u003e: 14 to 2\/0 AWG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStud Size\u003c\/strong\u003e: 1\/4 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Material\u003c\/strong\u003e: Aluminum\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: 1-15\/32 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Width\u003c\/strong\u003e: 1-1\/4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 3\/16 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.09 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: RoHS Compliant, UL Listed, UL File E9809\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\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: ADR21-21\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"THOMAS \u0026 BETTS","offers":[{"title":"Default Title","offer_id":51538796904754,"sku":"ADR21-21","price":15.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/1d05171658413b367806de7d90baa7e5.jpg?v=1785826850","url":"https:\/\/voomisupply.com\/products\/thomas-betts-adr21-21-rectangle-ring-terminal-14-2-0-awg","provider":"Voomi Supply","version":"1.0","type":"link"}