{"product_id":"square-d-qja32175-circuit-breaker","title":"Square D | QJA32175 | Circuit Breaker | 175A | 3-Pole | 240V | 100kA","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D QJA32175 Circuit Breaker\u003c\/strong\u003e — 175A, 3-Pole, 240V, 100kA. Built for demanding electrical environments, this breaker delivers dependable overcurrent protection in a compact, three-phase package. Whether you’re performing maintenance, a retrofit, or a straight replacement, this unit provides the exact specs you need to keep your system safe and up to code.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this model stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e ensures simultaneous disconnection of all three phases, which is essential for balanced 3‑phase loads and preventing damage from phase-to-phase faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e175A continuous rating\u003c\/strong\u003e matches common commercial and industrial distribution requirements, helping you protect feeders and equipment without nuisance tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e240V operation\u003c\/strong\u003e is tailored for standard 3‑phase commercial\/industrial circuits, providing reliable interruption at the voltage level your panels use.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e100kA interrupting capacity\u003c\/strong\u003e equips the breaker to safely interrupt high fault currents, reducing the risk of cascading damage to downstream components and wiring.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility\u003c\/strong\u003e with the QJA family ensures you’re selecting a part designed to align with your existing Square D panel and protection scheme.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 175A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 240V\u003c\/li\u003e \u003cli\u003eInterrupting rating: 100kA\u003c\/li\u003e \u003cli\u003ePart number: QJA32175\u003c\/li\u003e \u003cli\u003eApplication: suitable for maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHow to use this breaker effectively\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse the QJA32175 in 3‑phase 240V load centers or panels that require a 175A, 3‑pole protection device with a high fault-current capability. Before ordering, confirm fit and ratings against your panel’s catalog and the existing protection scheme; the part number is your most reliable reference for compatibility.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical tips for installation and reliability\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure the panel is de-energized and follow all lockout\/tagout procedures before installation.\u003c\/li\u003e \u003cli\u003eTorque terminal connections to the manufacturer’s specification to maintain a solid, low-impedance connection.\u003c\/li\u003e \u003cli\u003eCross-check the panel label and existing breakers to verify that a QJA32175 matches the required trip curve and coordination with neighboring devices.\u003c\/li\u003e \u003cli\u003eStore spares in a clean, dry environment to preserve internal mechanisms and trip indicators for quick, reliable replacements when needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for professionals who demand precise protection without compromise, the Square D QJA32175 emerges as a trusted choice for safeguarding 3‑phase 240V distribution in industrial and commercial settings. If your installation requires a specific 175A, 3‑pole, 240V breaker with a robust 100kA interrupting rating, this unit delivers the performance and reliability you’re counting on.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425677856930,"sku":"QJA32175","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qja32175-circuit-breaker-175a-3-pole-240v-100ka-595.webp?v=1789440429","url":"https:\/\/www.ampstate.com\/products\/square-d-qja32175-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}