{"product_id":"siemens-qj2m070-circuit-breaker","title":"Siemens | QJ2M070 | Circuit Breaker | 70A | 2-Pole | 240V | Bolt-On","description":"\u003cdiv\u003eSiemens QJ2M070 Circuit Breaker is engineered to deliver steadfast protection for heavy electrical loads while simplifying field service. Built for maintenance, retrofit, and replacement projects, this 70A, 2-pole breaker with 240V rating provides a reliable disconnect and overload protection in demanding panel environments. \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 70A — supports substantial branch circuits with competent overload protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 2-Pole — suitable for 2-pole, 240V circuits and multi-wire branch configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 240V — compatible with standard 240V panel requirements found in commercial and residential settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Bolt-On — fast, secure installation that minimizes contact resistance and simplifies field replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: QJ2M070 — using the exact match ensures compatibility with Siemens panels and accessories.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat makes the Siemens QJ2M070 unique\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong precise compatibility\u003e: The QJ2M070 is designed to slot into Siemens systems that require a 70A, 2-pole, 240V bolt-on breaker, reducing guesswork during retrofit or replacement.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong durable protection\u003e: Built to deliver dependable thermal-magnetic protection, safeguarding wiring and equipment from overloads and short circuits.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong fast secure installation\u003e: Bolt-On mounting minimizes installation time and ensures a solid, vibration-resistant connection in service panels.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong clear reference for replacement\u003e: When ordering, the part number QJ2M070 is your best compatibility reference to match panel type and trip characteristics exactly.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: Replace a failed or out-of-spec breaker in existing Siemens panels to restore full circuit protection quickly.\u003c\/li\u003e \u003cli\u003eRetrofit: Upgrade circuits or panels to handle higher loads while maintaining exact 70A, 240V specifications.\u003c\/li\u003e \u003cli\u003eNew installations: Deploy in applications requiring a reliable 70A, 2-pole, 240V bolt-on breaker with Siemens reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering. The best reference is the exact part number QJ2M070.\u003c\/li\u003e \u003cli\u003eCheck panel model and bus configuration to ensure a seamless bolt-on fit and proper seating.\u003c\/li\u003e \u003cli\u003ePower down the equipment and follow all site safety procedures during installation or replacement.\u003c\/li\u003e \u003cli\u003eMaintain documentation of the breaker’s amperage, voltage, and pole configuration for future maintenance records.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical benefits and outcomes\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReduces downtime with straightforward bolt-on installation and reliable Siemens trip performance.\u003c\/li\u003e \u003cli\u003eProtects wiring and connected equipment from overloads on 240V circuits up to 70A, helping maintain electrical system integrity.\u003c\/li\u003e \u003cli\u003eProvides a precise, project-ready replacement option that aligns with existing Siemens panel ecosystems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor electricians and facility managers who demand dependable protection with straightforward sourcing, the Siemens QJ2M070 circuit breaker offers a targeted, specification-first solution. Verify that the 70A, 2-pole, 240V bolt-on configuration matches your panel requirements, and reference the QJ2M070 part number to ensure a precise, hassle-free fit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427421802658,"sku":"QJ2M070","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\/siemens-qj2m070-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}