{"product_id":"zinsco-qfp175-2-circuit-breaker","title":"Zinsco | QFP175-2 | Circuit Breaker | 175A | 2-Pole | 240V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Zinsco QFP175-2 Plug-In Circuit Breaker—a precise, reliable solution for protecting 240V circuits in compatible Zinsco panels. Identified by part number QFP175-2, this 2-pole device is designed for maintenance, retrofit, and replacement projects where exact specifications matter. The key to a successful swap is matching the part number to your panel’s requirements, and QFP175-2 is built to align with those standards.\u003c\/p\u003e \u003ch2\u003eKey specifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 175A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Plug-In\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Zinsco QFP175-2 matters for your electrical setup\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong exact-part compatibility:\u003e The QFP175-2 designation is the most reliable reference when cross-checking against your panel model. Using the correct part number helps ensure proper fit, electrical characteristics, and safe operation.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong plug-in convenience:\u003e Designed for plug-in installation, this breaker supports quicker swaps and minimizes panel downtime during maintenance or upgrades.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong circuit protection:\u003e Suited for 240V circuits that require robust overcurrent protection, making it a practical choice for large residential loads or commercial feeders within compatible systems.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance or replacement in existing Zinsco panels that accept plug-in breakers\u003c\/li\u003e \u003cli\u003eRetrofit projects where a 175A, 2-pole, 240V breaker is required to upgrade or restore protection\u003c\/li\u003e \u003cli\u003eFeeder or large-appliance circuits within residential or light commercial applications that operate at 240V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility notes\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings match your panel model. The part number QFP175-2 is the best reference for compatibility with Zinsco systems. If you’re upgrading or replacing an aging breaker, verify that your panel’s bus design supports plug-in breakers of this specification to maintain proper clearance and safe operation.\u003c\/p\u003e \u003ch3\u003ePractical considerations and tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower down the main disconnect before performing any replacement work and follow all applicable safety procedures.\u003c\/li\u003e \u003cli\u003eInspect the panel for signs of wear or damage to the bus bars; replace any compromised components to maintain reliable protection.\u003c\/li\u003e \u003cli\u003eKeep a record of the part number (QFP175-2) for future maintenance and compatibility checks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen you need dependable, panel-ready protection for 175A, 2-pole, 240V circuits in Zinsco systems, the Zinsco QFP175-2 Plug-In Circuit Breaker is a targeted choice. Rely on the exact part number to guide your selection and ensure a proper, safe installation that keeps your electrical system shielded and compliant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Zinsco","offers":[{"title":"Default Title","offer_id":46427399323810,"sku":"QFP175-2","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/zinsco-qfp175-2-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}