{"product_id":"siemens-mbkqj1150a-150a-2p-240v-circuit-breaker","title":"Siemens MBKQJ1150A Circuit Breaker, 150A, 2-Pole, 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens MBKQJ1150A Circuit Breaker — a robust 150 A, 2-pole protective device designed for demanding industrial environments. Built to integrate with Siemens MBK Case Breaker systems, this unit is the trusted choice for service, maintenance, and replacement projects where uptime matters.\u003c\/p\u003e \u003cp\u003eKey features and what they mean for you:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e150 A, 2-pole protection\u003c\/strong\u003e delivers simultaneous disconnect and overload protection for both lines feeding a circuit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e240 V operation\u003c\/strong\u003e aligns with standard industrial power distribution, safeguarding equipment and operators while maintaining compatibility with typical panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMBK Case Breaker compatibility\u003c\/strong\u003e — part of the MBK series. Use the exact part number MBKQJ1150A to confirm fit in your panel or switchgear.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade reliability\u003c\/strong\u003e designed for continuous service in demanding environments, reducing the risk of nuisance trips and unplanned downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile use cases\u003c\/strong\u003e including feeders, motor control centers, service panels, and replacement for aging breakers in MBK-compatible installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow to verify compatibility:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCheck that your panel or equipment is a Siemens MBK-series enclosure designed for MBK breakers.\u003c\/li\u003e \u003cli\u003eMatch the part number MBKQJ1150A to your bill of materials or panel labeling to ensure correct amperage, poles, and voltage.\u003c\/li\u003e \u003cli\u003eConsider circuit requirements (inrush, motor loads, and protection coordination) to ensure this breaker meets your protection plan.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help confirming compatibility or selecting the right part? Message us and we’ll help you verify fit for your application.\u003c\/p\u003e \u003cp\u003eWhether you're upgrading an aging panel, replacing a failed unit, or stocking spare parts for maintenance emergencies, the MBKQJ1150A is engineered to keep critical processes moving. Rely on Siemens' legacy of precision engineering and compatibility within the MBK family for a dependable solution that aligns with your industrial electrical standards.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415539830946,"sku":"MBKQJ1150A","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/siemens-mbkqj1150a-150a-2p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}