{"product_id":"siemens-qj23b150-150a-3p-240v-circuit-breaker","title":"Siemens QJ23B150 150A 3P 240V Circuit Breaker, Bolt-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for dependable circuit protection in commercial and industrial electrical systems, the Siemens QJ23B150 is a 3-pole, 150A, 240V bolt-on circuit breaker designed to safeguard panelboards, load centers, and distributed electrical equipment. Built to match the original QJ series fit, it ensures reliable replacement compatibility and alignment with the original BOM.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAmperage: 150 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 240 V\u003c\/li\u003e \u003cli\u003eType: Bolt-On Circuit Breaker\u003c\/li\u003e \u003cli\u003ePart Number: QJ23B150\u003c\/li\u003e \u003cli\u003eApplication: Panelboards, Load Centers, and Electrical Distribution\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this Siemens breaker is a smart choice\u003c\/h2\u003e\n\u003cp\u003eDesigned for everyday electrical protection, this bolt-on breaker delivers consistent, dependable performance in environments where reliability matters. The 3-pole configuration protects three live conductors simultaneously, making it suitable for three-phase systems and broader distribution networks. Its 150A rating provides substantial current handling for standard commercial and light-industrial loads, while the 240V specification matches common power distribution standards.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReplacement projects where the original part number is QJ23B150 and BOM alignment is critical\u003c\/li\u003e \u003cli\u003eStocking spares to minimize downtime during panel servicing or distribution upgrades\u003c\/li\u003e \u003cli\u003eMaintenance at facilities with Siemens panelboards, load centers, and electrical distributions\u003c\/li\u003e \u003cli\u003eNew installations that require a secure, bolt-on protection device compatible with existing Siemens gear\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and installation insight\u003c\/h2\u003e\n\u003cp\u003eThe QJ23B150 is purpose-built for Siemens panelboards and load centers that use the QJ-series bolt-on protection devices. A bolt-on design provides solid, mechanically secure mounting in compatible enclosures, contributing to stable operation under normal electrical faults. When matching parts, consider the original part number (QJ23B150) to ensure a seamless fit within an established BOM and distribution scheme.\u003c\/p\u003e \u003ch2\u003eSupport from AmpState\u003c\/h2\u003e\n\u003cp\u003eAvailable from AmpState, the Siemens QJ23B150 is backed by support to help you confirm fit and compatibility. Need help matching a part number or confirming compatibility? Message us and we’ll help you verify the fit for your panel or distribution setup.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410889592994,"sku":"QJ23B150","price":3479.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/siemens-qj23b150-150a-3p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}