{"product_id":"siemens-qjh23b150a01-circuit-breaker","title":"Siemens | QJH23B150A01 | Circuit Breaker | 150A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJH23B150A01 Circuit Breaker is a robust 150A, 3-pole, 240V bolt-on protection device designed to safeguard your electrical distribution with precision and reliability. Built for maintenance, retrofit, and replacement projects, this breaker plugs into compatible Siemens panels to deliver dependable overcurrent protection when it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 150A\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 \u003cli\u003e\n\u003cstrong\u003eCompatibility reference:\u003c\/strong\u003e Part number QJH23B150A01 is the best reference for ensuring a perfect fit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis unit is specifically suited for scenarios where exact specifications are required—maintenance, retrofit, and replacement tasks—ensuring you don’t compromise on protection or panel compatibility. Before ordering, confirm fit and ratings, using the part number as your primary reference to match the panel design and electrical requirements.\u003c\/p\u003e \u003ch3\u003eWhat sets this Siemens breaker apart\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDirect-fit for bolt-on, 3-pole 240V configurations, simplifying installation in compatible panels without adapters or modifications.\u003c\/li\u003e \u003cli\u003eSolid, dependable protection aligned with Siemens engineering standards, crafted to endure routine cycling in demanding commercial environments.\u003c\/li\u003e \u003cli\u003eClear, hinge-free compatibility signals via the QJH series, making it easier to source exact replacements and perform timely maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing breakers in service panels that require a 150A, 3-pole, 240V bolt-on device.\u003c\/li\u003e \u003cli\u003eRetrofits where panel compatibility hinges on matching the QJH23B150A01 specifications.\u003c\/li\u003e \u003cli\u003eSituations demanding a reliable, long-lasting disconnect and protection for high-load feeders in commercial settings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for successful installation and long-term reliability\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower must be isolated before handling or installing breakers to ensure safe, compliant service work.\u003c\/li\u003e \u003cli\u003eVerify panel model compatibility and follow the panel manufacturer’s torque and mounting guidelines during installation.\u003c\/li\u003e \u003cli\u003eKeep a spare QJH23B150A01 on hand to minimize downtime during planned maintenance or unexpected outages.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427471773858,"sku":"QJH23B150A01","price":3270.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qjh23b150a01-circuit-breaker-150a-3-pole-240v-bolt-665.webp?v=1789727586","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b150a01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}