{"product_id":"thomas-betts-8525-tb-insulated-set-screw-connector","title":"Thomas \u0026 Betts 8525-TB Insulated Set Screw Connector","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"677\"\u003eThe Thomas \u0026amp; Betts 8525-TB Insulated Set Screw Connector NSB is used to connect and effectively bond 1-1\/2 inch rigid metal conduit (RMC) or intermediate metal conduit (IMC) to electrical boxes and enclosures without threading the conduit. Commonly installed in industrial facilities, manufacturing plants, commercial buildings, and utility electrical systems, this insulated connector provides a secure mechanical connection while protecting conductor insulation during installation. Maintenance teams and electrical contractors use this fitting for repair, retrofit, expansion, and replacement of rigid conduit systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"679\" data-end=\"696\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"698\" data-end=\"1273\"\u003eThe Thomas \u0026amp; Betts 8525-TB is designed for terminating 1-1\/2 inch rigid metal conduit or IMC to threadless openings in electrical enclosures. Its nylon-insulated throat reduces conductor abrasion and wire pulling effort, while captive hex-head set screws provide positive mechanical retention and grounding continuity. The concrete-tight design makes it suitable for switchgear, motor control centers, industrial machinery, electrical distribution systems, and commercial conduit installations where conduit rotation is not possible. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1275\" data-end=\"1304\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1306\" data-end=\"2405\"\u003e• Manufacturer Part Number (MPN): 8525-TB\u003cbr data-start=\"1347\" data-end=\"1350\"\u003e• Brand: Thomas \u0026amp; Betts (ABB) – T\u0026amp;B Rigid Fittings\u003cbr data-start=\"1400\" data-end=\"1403\"\u003e• Product Type: Insulated Set Screw Connector\u003cbr data-start=\"1448\" data-end=\"1451\"\u003e• Trade Size: 1-1\/2 in.\u003cbr data-start=\"1474\" data-end=\"1477\"\u003e• Conduit Type: Rigid Metal Conduit (RMC) \/ Intermediate Metal Conduit (IMC)\u003cbr data-start=\"1553\" data-end=\"1556\"\u003e• Installation Type: Threadless Set Screw\u003cbr data-start=\"1597\" data-end=\"1600\"\u003e• Connector Style: Straight\u003cbr data-start=\"1627\" data-end=\"1630\"\u003e• Material: Steel\u003cbr data-start=\"1647\" data-end=\"1650\"\u003e• Finish: Electro Zinc-Plated Chromate Coating\u003cbr data-start=\"1696\" data-end=\"1699\"\u003e• Throat Type: Nylon Insulated\u003cbr data-start=\"1729\" data-end=\"1732\"\u003e• Thread Length: 5\/8 in.\u003cbr data-start=\"1756\" data-end=\"1759\"\u003e• Overall Length: 2-5\/16 in.\u003cbr data-start=\"1787\" data-end=\"1790\"\u003e• Connection Type: External Threaded Connector\u003cbr data-start=\"1836\" data-end=\"1839\"\u003e• Construction: Concrete-Tight\u003cbr data-start=\"1869\" data-end=\"1872\"\u003e• Application: Connects and effectively bonds RMC\/IMC to threadless openings in boxes and enclosures\u003cbr data-start=\"1972\" data-end=\"1975\"\u003e• Standards: UL 514B (UL File E23018), CSA Certified, NEMA FB-1, NFPA 70\u003cbr data-start=\"2047\" data-end=\"2050\"\u003e• Compliance: RoHS 3 Compliant, TSCA Section 6(h) Compliant\u003cbr data-start=\"2109\" data-end=\"2112\"\u003e• UPC: 786210085258\u003cbr data-start=\"2131\" data-end=\"2134\"\u003e• Features: Captive hex-head set screws, nylon insulated throat to reduce wire pulling effort, concrete-tight construction, corrosion-resistant steel body, positive grounding continuity, and eliminates the need for conduit threading. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2407\" data-end=\"2431\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2433\" data-end=\"2542\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thomas \u0026amp; Betts 8425-TB\u003cbr data-start=\"2457\" data-end=\"2460\"\u003e• Thomas \u0026amp; Betts 8625\u003cbr data-start=\"2481\" data-end=\"2484\"\u003e• Appleton SRNTC-150\u003c\/p\u003e","brand":"Thomas","offers":[{"title":"New","offer_id":51714001371438,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_17892246-32ae-4462-af0c-dda1a05cae11.jpg?v=1770413428","url":"https:\/\/plgautomation.com\/products\/thomas-betts-8525-tb-insulated-set-screw-connector","provider":"PLG Automation ","version":"1.0","type":"link"}