{"product_id":"siemens-qjh23b150-150a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens QJH23B150 - 150 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet a reliable standard for branch‑circuit protection: the Siemens \u003cstrong\u003eQJH23B150\u003c\/strong\u003e 3‑pole, 150A, 240V bolt‑on molded case circuit breaker. Built to stand up to busy electrical panels, this unit delivers consistent overcurrent and short‑circuit protection where it matters most.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt‑on mounting\u003c\/strong\u003e provides a rigid, vibration‑resistant bus connection that stays tight under demanding panel conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip\u003c\/strong\u003e combines long‑term overload protection with fast magnetic response for short circuits, delivering stable, repeatable protection performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM‑compatible\u003c\/strong\u003e designed to work with matching Siemens OEM loadcenters and panelboards, ensuring seamless integration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial installations needing dependable 150A protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn practical terms, this breaker helps prevent nuisance trips and equipment damage by delivering reliable trip behavior aligned with typical load profiles, while the bolt‑on design minimizes movement and wear on the bus—reducing maintenance headaches over time.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain feeder protection in residential panelboards where a 150A main is required\u003c\/li\u003e \u003cli\u003eCommercial distribution panels serving offices, retail spaces, or light industrial equipment\u003c\/li\u003e \u003cli\u003eRetrofit projects or service upgrades requiring robust, code‑compliant overcurrent protection\u003c\/li\u003e \u003cli\u003eVibration‑prone environments where a secure bolt‑on connection helps maintain panel integrity\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QJH23B150\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal‑magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt‑on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short‑circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSiemens QJH23B150\u003c\/strong\u003e delivers dependable protection for panelboards and load centers, helping you maintain electrical safety, reduce downtime, and simplify panel maintenance. Ideal for professionals upgrading or installing service panels, this breaker brings proven performance to residential, commercial, and light industrial systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355162988706,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_ec425d9d-0f3b-4702-8dde-2dec7a8ada4f.png?v=1764689875","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b150-150a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}