{"product_id":"siemens-qj3b07000s01-circuit-breaker","title":"Siemens | QJ3B07000S01 | Circuit Breaker | 70A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eDiscover precise, reliable protection with the Siemens QJ3B07000S01 Circuit Breaker. Engineered for maintenance, retrofit, and replacement tasks where exact specifications matter, this 70A, 3-pole unit delivers dependable performance in 240V three-phase systems. The bolt-on design simplifies installation in compatible Siemens panels, helping you minimize downtime and keep critical equipment protected.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 70A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e QJ3B07000S01\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest use:\u003c\/strong\u003e Maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImportant note:\u003c\/strong\u003e Confirm fit and ratings before ordering; the part number is the best reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this Siemens breaker?\u003c\/strong\u003e It’s designed to protect three-phase circuits with a clear emphasis on compatibility and dependable operation in demanding environments. The 70A rating is ideal for mid-to-high-demand equipment racks, while the 3-pole configuration ensures balanced protection across all phases. The 240V rating aligns with standard commercial and industrial distribution, making it a practical choice for panel upgrades, service replacements, or retrofit projects.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading an electrical panel to support new equipment with a 70A draw\u003c\/li\u003e \u003cli\u003eReplacing a worn or outdated breaker in a 3-phase, 240V system\u003c\/li\u003e \u003cli\u003eRetrofit projects where exact QJ-series specs are required for seamless compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical tips for installation and selection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, verify that your panel accepts bolt-on, 3-pole, 240V breakers and that the QJ3B07000S01 is the correct match for your system’s ratings.\u003c\/li\u003e \u003cli\u003eUse the part number QJ3B07000S01 as the primary compatibility reference to avoid mismatches during replacement or retrofit.\u003c\/li\u003e \u003cli\u003eFor a clean, reliable installation, pair this breaker with compatible Siemens panels designed for bolt-on protection and follow all local electrical codes during installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens QJ3B07000S01 Circuit Breaker, you gain targeted, dependable protection for your three-phase distribution—backed by Siemens’ long-standing engineering expertise. It’s the practical, precise choice when your project demands exact specifications, straightforward compatibility, and robust performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427420524706,"sku":"QJ3B07000S01","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qj3b07000s01-circuit-breaker-70a-3-pole-240v-bolt-202.webp?v=1789720926","url":"https:\/\/www.ampstate.com\/products\/siemens-qj3b07000s01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}