{"product_id":"siemens-qjh23b150l-circuit-breaker","title":"Siemens | QJH23B150L | Circuit Breaker | 150A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens QJH23B150L Circuit Breaker — a purpose-built solution for safeguarding 3‑phase, 240V power systems with a rugged 150A capacity. This 3‑pole device is engineered for reliability in maintenance, retrofit, and replacement projects where exact specifications matter, keeping critical equipment protected and downtime minimized.\u003c\/p\u003e \u003ch3\u003eKey Specifications\u003c\/h3\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\u003eCompatibility reference:\u003c\/strong\u003e Part number QJH23B150L is your best guide to proper fit and function within Siemens panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy This Siemens Breaker Stands Out\u003c\/h3\u003e\n\u003cp\u003eDesigned for 3‑phase distribution, the QJH23B150L delivers dependable protection for high‑load circuits in commercial and light industrial settings. Its precise fit within Siemens panels—guided by the exact part number—reduces guesswork during installation and retrofits. By pairing the right amperage, pole configuration, and voltage, it helps you avoid under- or over‑protection, promoting safer operation and longer equipment life.\u003c\/p\u003e \u003ch3\u003eIdeal Use Scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and retrofit projects in warehouses, manufacturing floors, or data centers where existing Siemens gear is in use\u003c\/li\u003e \u003cli\u003eReplacement for aged or failed breakers that serve 3‑phase 240V circuits\u003c\/li\u003e \u003cli\u003eNew installations requiring a dedicated 150A, 3‑pole 240V protection module for reliable power distribution\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and Installation Guidance\u003c\/h3\u003e\n\u003cp\u003eAlways verify fit and ratings before ordering. Use the QJH23B150L part number as the primary compatibility reference to ensure seamless replacement in your Siemens panel or distribution setup. Follow standard electrical safety practices during installation and ensure the panel labeling aligns with the 3‑pole, 240V specification for accurate protection.\u003c\/p\u003e \u003ch3\u003eWhat You Gain with Siemens\u003c\/h3\u003e\n\u003cp\u003eChoosing this circuit breaker means premium engineering, clear identification, and a robust design built to endure routine service cycles in demanding environments. It’s the dependable option for professionals who need exact specifications to protect sensitive equipment, maintain uptime, and keep systems compliant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427471741090,"sku":"QJH23B150L","price":1605.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qjh23b150l-circuit-breaker-150a-3-pole-240v-351.webp?v=1789727578","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b150l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}