{"product_id":"siemens-qj3b150ha02-circuit-breaker","title":"Siemens | QJ3B150HA02 | Circuit Breaker | 150A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens QJ3B150HA02 Circuit Breaker\u003c\/strong\u003e is a 150-amp, 3-pole, 240-volt bolt-on breaker designed for maintenance, retrofit, and replacement projects where exact specs matter. Callouts matching this part ensure compatibility in Siemens panels that support QJ-series bolt-on breakers, helping you keep electrical systems safe and up to date.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 150 A\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\n\u003c\/ul\u003e \u003cp\u003eThis breaker is ideal when you need a precise, drop-in solution for existing panels that require a QJ bolt-on type. It’s specifically suited for \u003cem\u003emaintenance, retrofit, and replacement\u003c\/em\u003e scenarios where panel compatibility and reliability are paramount. The part number \u003cstrong\u003eQJ3B150HA02\u003c\/strong\u003e serves as the best reference for ensuring a correct fit and correct ratings for your equipment.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this Siemens breaker?\u003c\/strong\u003e It delivers the exact electrical specifications that align with your 240V, 150A, 3-pole requirement, reducing guesswork during upgrades or service calls. This makes it a practical choice for electricians and facility technicians who manage Siemens panel systems and need a trusted, compatible bolt-on breaker that can be swapped in with minimal downtime.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePurchase and compatibility tips\u003c\/strong\u003e:\n\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways \u003cstrong\u003econfirm fit and ratings before ordering\u003c\/strong\u003e by comparing your panel’s requirements to the \u003cem\u003eQJ3B150HA02\u003c\/em\u003e specification.\u003c\/li\u003e \u003cli\u003eUse this part number as the primary reference when sourcing replacements to avoid mismatched components.\u003c\/li\u003e \u003cli\u003eIdeal for panel retrofit projects where a precise 150A, 3-pole, 240V bolt-on breaker is required, ensuring continued protection and system performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427418656930,"sku":"QJ3B150HA02","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qj3b150ha02-circuit-breaker-150a-3-pole-240v-bolt-423.webp?v=1789720470","url":"https:\/\/www.ampstate.com\/products\/siemens-qj3b150ha02-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}