{"product_id":"thomas-betts-h250gr-tb-grounding-conduit-hub","title":"Thomas \u0026 Betts H250GR-TB Grounding Conduit Hub","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a5de32c-fc7c-83ec-a01c-8292e39c970c-63\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a5de32c-fc7c-83ec-a01c-8292e39c970c-63\" data-turn-id-container=\"request-6a5de32c-fc7c-83ec-a01c-8292e39c970c-63\" data-testid=\"conversation-turn-130\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-15 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"3df266bb-7385-476f-b6b2-3d32d04f200c\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\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=\"749\"\u003eThe Thomas \u0026amp; Betts H250GR-TB Grounding Conduit Hub is used to provide a watertight, electrically bonded connection between 2-1\/2-inch threaded rigid metal conduit or IMC and threadless electrical enclosures in commercial and industrial electrical systems. Commonly installed in switchboards, motor control centers, panelboards, control panels, outdoor enclosures, and hazardous location equipment where secure conduit termination, grounding, and environmental sealing are required. Maintenance electricians, OEM manufacturers, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this grounding conduit hub for new installations, preventive maintenance, retrofit projects, and replacement of existing conduit hubs. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"751\" data-end=\"768\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"770\" data-end=\"1466\"\u003eThe Thomas \u0026amp; Betts H250GR-TB is designed to connect 2-1\/2-inch threaded rigid metal conduit (RMC) or intermediate metal conduit (IMC) to threadless enclosures while providing a positive grounding path and a watertight seal. Its die-cast zinc construction, thermoplastic insulated throat, and embedded nitrile (BUNA-N) sealing ring protect conductors from abrasion while preventing moisture ingress. The grounding hub is ideal for commercial buildings, industrial facilities, power distribution systems, wastewater treatment plants, petrochemical facilities, and outdoor electrical installations requiring durable conduit bonding and environmental protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1468\" data-end=\"1497\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1499\" data-end=\"2542\"\u003e• Brand: Thomas \u0026amp; Betts (ABB) – T\u0026amp;B® Rigid Fittings\u003cbr data-start=\"1550\" data-end=\"1553\"\u003e• Part Number: H250GR-TB\u003cbr data-start=\"1577\" data-end=\"1580\"\u003e• Product Type: Grounding Conduit Hub\u003cbr data-start=\"1617\" data-end=\"1620\"\u003e• Trade Size: 2-1\/2 in.\u003cbr data-start=\"1643\" data-end=\"1646\"\u003e• Material: Die-Cast Zinc Hub and Locknut\u003cbr data-start=\"1687\" data-end=\"1690\"\u003e• Connection Type: Threaded NPT\u003cbr data-start=\"1721\" data-end=\"1724\"\u003e• Compatible Conduit: Rigid Metal Conduit (RMC) and Intermediate Metal Conduit (IMC)\u003cbr data-start=\"1808\" data-end=\"1811\"\u003e• Insulating Throat: Molded Thermoplastic, 105°C Temperature Rating, UL 94 V-0 Flammability Rating\u003cbr data-start=\"1909\" data-end=\"1912\"\u003e• Sealing Ring Material: Nitrile (BUNA-N)\u003cbr data-start=\"1953\" data-end=\"1956\"\u003e• Maximum Panel Thickness: 1\/4 in.\u003cbr data-start=\"1990\" data-end=\"1993\"\u003e• Throat Diameter: 2-13\/32 in.\u003cbr data-start=\"2023\" data-end=\"2026\"\u003e• Features: Bonding\/Grounding Locknut, Watertight Construction, Embedded Nitrile Sealing Ring, Insulated Throat to Prevent Wire Abrasion\u003cbr data-start=\"2162\" data-end=\"2165\"\u003e• Application: Threadless Boxes and Electrical Enclosures\u003cbr data-start=\"2222\" data-end=\"2225\"\u003e• Standards: UL Listed (E23018), CSA Certified\u003cbr data-start=\"2271\" data-end=\"2274\"\u003e• Compliance: RoHS3 Compliant, REACH Compliant\u003cbr data-start=\"2320\" data-end=\"2323\"\u003e• Typical Applications: Panelboards, Switchgear, Motor Control Centers, Outdoor Enclosures, Industrial Machinery, Power Distribution Equipment, Hazardous Location Electrical Systems \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2544\" data-end=\"2568\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2570\" data-end=\"2690\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thomas \u0026amp; Betts H200GR-TB\u003cbr data-start=\"2596\" data-end=\"2599\"\u003e• Thomas \u0026amp; Betts H300GR-TB\u003cbr data-start=\"2625\" data-end=\"2628\"\u003e• Thomas \u0026amp; Betts H250-TB\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Thomas","offers":[{"title":"New","offer_id":51713997603118,"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_c6159b24-1fe9-43d9-95ac-0439406e5a7f.jpg?v=1770413328","url":"https:\/\/plgautomation.com\/products\/thomas-betts-h250gr-tb-grounding-conduit-hub","provider":"PLG Automation ","version":"1.0","type":"link"}