{"product_id":"siemens-q2150b-150a-240v-2-pole-plug-in-circuit-breaker","title":"Siemens Q2150B - 150 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens Q2150B is a sturdy 150A, 240V, 2-pole plug-in molded case circuit breaker designed to protect your electrical system from overcurrent and short circuits. Built for quick installation and reliable performance, it’s an essential component for modern panelboards and load centers where fast replacements and consistent protection matter.\u003c\/p\u003e \u003ch3\u003eWhy the Siemens Q2150B stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned for dependable branch circuit protection, this 2-pole breaker uses a thermal-magnetic trip unit to deliver stable, repeatable performance under varying electrical loads. The plug-in design enables rapid installation and easy replacement in compatible Siemens panelboards and OEM load centers, reducing service downtime and simplifying panel maintenance.\u003c\/p\u003e \u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e accelerates installation and simplifies future replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip\u003c\/strong\u003e provides predictable protection against both overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 150A, 240V\u003c\/strong\u003e configuration is ideal for high-current feeders and critical branch circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e ensures reliable performance within matching Siemens load centers and panelboards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: Q2150B\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 150A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 240V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential service panels and subpanels that require robust 150A protection for high-demand circuits.\u003c\/li\u003e \u003cli\u003eCommercial panelboards in offices, retail spaces, or light industrial settings needing quick, reliable replacements.\u003c\/li\u003e \u003cli\u003eMaintenance or expansion projects where downtime is costly and fast plug-in protection matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003ePair the Q2150B with matching Siemens panelboards or OEM load centers to ensure optimal seating and protection. Before installation, verify that the panelboard is designed for plug-in molded case breakers of this rating, Energize the system only after confirming the correct breaker orientation, and insert firmly into the bus stabs until fully seated. For ongoing reliability, routine checks should include ensuring secure terminal connections and confirming there are no signs of wear on the plug-in interface.\u003c\/p\u003e \u003cp\u003eWhen you need a dependable, high-current protection solution that installs quickly and integrates seamlessly with Siemens panel infrastructure, the Siemens Q2150B 150A 240V 2-pole plug-in circuit breaker delivers consistent protection and straightforward service capability—now readily available from AmpState.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355154862242,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-q2150b-150-a-240-v-2-pole-plug-in-circuit-breaker-ampstate-289.webp?v=1788735726","url":"https:\/\/www.ampstate.com\/products\/siemens-q2150b-150a-240v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}