{"product_id":"siemens-hqj23b150hl-circuit-breaker","title":"Siemens | HQJ23B150HL | Circuit Breaker | 150A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens HQJ23B150HL circuit breaker—an industrial-grade solution engineered for dependable overload protection in commercial and light industrial panels. With a 150A rating, 3-pole configuration, and 240V operation, it’s built to handle demanding electrical environments while keeping critical equipment safeguarded.\u003c\/p\u003e \u003ch2\u003eKey specifications at a glance\u003c\/h2\u003e\n\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 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e HQJ23B150HL\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cp\u003eThe HQJ23B150HL is designed for quick, secure installation with bolt-on mounting, meaning faster serviceability in panels that require solid, space-saving connections. Its 3-pole design ensures simultaneous disconnection of all live conductors, enhancing safety and trip coordination for larger circuits. Constructed to meet stringent Siemens standards, this breaker provides reliable protection for heavy-load circuits such as motors, compressors, HVAC equipment, and other high-demand infrastructure components.\u003c\/p\u003e \u003ch2\u003eIdeal use cases and applications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRetrofit or replacement in existing Siemens panels or compatible bolt-on configurations.\u003c\/li\u003e \u003cli\u003eProtection for 150 A circuits feeding large equipment and motor drives in commercial settings.\u003c\/li\u003e \u003cli\u003ePanel upgrade projects where a robust 3-pole, 240V disconnect is required to maintain system integrity.\u003c\/li\u003e \u003cli\u003eMaintenance scenarios where downtime needs to be minimized thanks to straightforward bolt-on installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility guidance\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm that the panel you’re working with supports bolt-on 3-pole, 240V protection and that the form factor aligns with the HQJ series. The part number HQJ23B150HL is the most reliable reference for compatibility, so cross-check it against your panel’s labeling and any OEM documentation. When installing, follow standard electrical safety practices: ensure power is fully isolated, torque connections to the manufacturer’s specifications, and verify that the trip unit coordinates correctly with adjacent overcurrent devices.\u003c\/p\u003e \u003ch2\u003ePractical considerations and maintenance tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eKeep spare HQJ23B150HL units on hand for rapid replacements during planned maintenance or emergency outages.\u003c\/li\u003e \u003cli\u003ePeriodically inspect mounting hardware and terminal connections for tightness and signs of corrosion or wear.\u003c\/li\u003e \u003cli\u003eUse only in environments within its rated voltage and current specifications to prevent nuisance trips and ensure longevity.\u003c\/li\u003e \u003cli\u003eDocument the exact part number during service to streamline future replacements and panel audits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy choose Siemens HQJ23B150HL for your panels\u003c\/h2\u003e\n\u003cp\u003eDesigned for reliability under heavy loads, the HQJ23B150HL combines Siemens’ proven protection technology with a bolt-on, space-efficient footprint. It delivers predictable trip performance, straightforward installation, and a clear path for future retrofits or panel upgrades—so you can keep critical processes online with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427071709346,"sku":"HQJ23B150HL","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/siemens-hqj23b150hl-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}