{"product_id":"siemens-qj2m090-circuit-breaker","title":"Siemens | QJ2M090 | Circuit Breaker | 90A | 2-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJ2M090 Circuit Breaker is a precise, dependable solution for safeguarding 240V circuits. This 2-pole, 90A bolt-on unit is built to meet exact Siemens specifications, making it an ideal choice for maintenance, retrofit, and replacement projects where compatibility matters most. The part number QJ2M090 serves as the strongest reference for ensuring a correct fit.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90A\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 Bolt-On\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this breaker stands out for 240V protection\u003c\/h2\u003e\n\u003cp\u003eWhen your panels require a reliable, bolt-on 2-pole breaker with a 90A rating, the QJ2M090 delivers consistent performance for demanding loads. Its design ensures that both live conductors disconnect together, preserving safety during fault conditions and helping to prevent partial power loss scenarios.\u003c\/p\u003e \u003ch3\u003eKey benefits and practical advantages\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure, bolt-on installation:\u003c\/strong\u003e Designed for panels that accept bolt-on breakers, providing a robust, vibration-resistant mounting.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility reference:\u003c\/strong\u003e The part number QJ2M090 is your go-to identifier for matching the right replacement in compatible Siemens panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted use cases:\u003c\/strong\u003e Ideal for maintenance workflows, retrofitting existing circuits, and replacements where 90A, 240V, two-pole protection is required.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability in critical applications:\u003c\/strong\u003e Built with Siemens engineering standards to support steady protection across typical commercial and light-industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWho should consider the QJ2M090\u003c\/h2\u003e\n\u003cp\u003eElectricians, facilities managers, and maintenance teams responsible for Siemens-compatible panels will find this breaker a precise fit for upgrading or restoring 240V circuits. It’s especially suitable when the project calls for exact specifications, durable mounting, and a clear, traceable part number for ordering accuracy.\u003c\/p\u003e \u003ch2\u003eHow to use and install with confidence\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm compatibility by cross-referencing the panel model with the QJ2M090 specifications. When installing, follow standard safety practices for electrical work, and refer to your panel manufacturer’s guidelines for bolt-on torque and secure mounting. Keeping a spare QJ2M090 on hand can streamline future maintenance and quick replacements, minimizing downtime on critical circuits.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427421540514,"sku":"QJ2M090","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qj2m090-circuit-breaker-90a-2-pole-240v-bolt-893.webp?v=1789721125","url":"https:\/\/www.ampstate.com\/products\/siemens-qj2m090-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}