{"product_id":"siemens-qn2150h-150a-240v-2-pole-plug-in-circuit-breaker","title":"Siemens QN2150H - 150 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens QN2150H is a 2-pole, 150A, 240V plug-in molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short‑circuit protection in panelboards and load centers. Built for quick serviceability and dependable protection, it’s a purpose-built solution for demanding electrical setups in residential, commercial, and light industrial environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in installation\u003c\/strong\u003e: Quick connection minimizes panel downtime and simplifies replacement, keeping your electrical system up and running with minimal fuss.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: A dual-sensor design combines a thermal element for stable, repeatable protection with magnetic trip for instantaneous response to severe short circuits—ensuring consistent performance across varying temperatures and loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e: Engineered to pair with matching Siemens QN-series load centers and panelboards, delivering a cohesive fit, accurate trip characteristics, and streamlined maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust 2-pole, 240V protection\u003c\/strong\u003e: Specifically suited for protecting 240V branch circuits and feeders, with a 150A rating to handle substantial load demands in larger panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e: Ideal for residential panels, commercial electrical rooms, and light industrial installations where reliable overcurrent and short-circuit protection is critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the Siemens QN2150H\u003c\/h3\u003e\n\u003cp\u003eWhen you need dependable protection with minimal installation time, the QN2150H delivers. The plug-in design reduces alignment and torque issues during installation, while the thermal-magnetic trip provides predictable, repeatable performance across a range of operating conditions. Its compatibility with Siemens’ OEM panelboards ensures consistent electrical characteristics, which translates to easier troubleshooting and safer, more reliable operation.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\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 QN2150H\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 150A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\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\u003ePractical tip: verify that your panelboard or load center is designed for Siemens QN-series breakers and that the 2-pole 150A rating aligns with your circuit’s load calculations and safety requirements. For installers and property owners, this means faster upgrades, easier maintenance, and a clear path to reliable, code-compliant electrical protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355163316386,"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_e09d39de-8379-4fa8-aada-89aa95515b74.png?v=1764689881","url":"https:\/\/www.ampstate.com\/products\/siemens-qn2150h-150a-240v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}