{"product_id":"nfj434175-circuit-breaker","title":"NFJ434175 | Circuit Breaker | 175A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eNFJ434175 is a purpose-built industrial circuit breaker crafted for 480V three-phase power, delivering a precise 175A rating in a robust 3-pole configuration. Built for maintenance, retrofit, and replacement projects, this unit is designed to match exact specs so you can protect critical equipment and keep your electrical system running smoothly.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 175A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number reference:\u003c\/strong\u003e NFJ434175\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes NFJ434175 unique\u003c\/h3\u003e\n\u003cp\u003eUnlike generic breakers, NFJ434175 is tailored for industrial environments that rely on stable three-phase protection at high voltage. Its 3-pole design ensures synchronized disconnection across all phases, helping to prevent arc faults and uneven load conditions. The 175A rating is specifically suited for feeders and circuits where moderate to heavy current drive is common, offering dependable protection without unnecessary nuisance trips. The part-number-centric approach helps technicians confirm compatibility quickly, reducing downtime during replacements and retrofits.\u003c\/p\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacement in existing 3-pole, 480V panels where the NFJ434175 matches the original specifications\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading feeders or motors that require a 175A, 3-phase protection scheme\u003c\/li\u003e \u003cli\u003eMaintenance cycles for industrial equipment that operates on 480V systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to verify compatibility and maximize value\u003c\/h3\u003e\n\u003cp\u003eImportant: confirm fit and ratings before ordering. Use the part number NFJ434175 as the primary compatibility reference, and compare it against your panel’s model and intended circuit rating. If your system operates on 480V three-phase power and demands a 175A, 3-pole protective device, this breaker is designed to align with those specifications and performance expectations.\u003c\/p\u003e \u003ch3\u003ePractical tips for installation and ongoing protection\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore replacement, inspect the panel labeling to ensure 3-pole, 480V operation and a 175A rating align with your circuit requirements.\u003c\/li\u003e \u003cli\u003eHandle the breaker with standard safety procedures for energized systems; verify de-energization and lockout\/tagout practices prior to replacement work.\u003c\/li\u003e \u003cli\u003eKeep documentation that references NFJ434175 for future maintenance, audits, and compatibility checks.\u003c\/li\u003e \u003cli\u003eStore spare units in a controlled environment to preserve conductive surfaces and mechanical integrity for reliable immediate replacement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eBottom line\u003c\/strong\u003e: If your industrial setup relies on a 3-pole, 480V distribution with a 175A demand, NFJ434175 offers targeted, compatible protection. Its part-number specificity supports fast, accurate replacements, minimizing downtime and ensuring your three-phase system stays safeguarded against overcurrent conditions. Add this unit to your cart when the specifications match your panel and you’re planning a precise, reliable retrofit or replacement solution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426431783074,"sku":"NFJ434175","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/nfj434175-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}