{"product_id":"siemens-hqr22b125l-125a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens HQR22B125L - 125 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HQR22B125L is a robust 125 A, 240 V, 2-pole bolt-on molded case circuit breaker designed to safeguard your electrical panelboard or loadcenter from overcurrent and short-circuit faults. Built for dependable, long-term performance in residential, commercial, and light industrial environments, it delivers reliable protection where it matters most—the branch circuitry that powers your daily operations.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, reducing connection fatigue and ensuring consistent protection even in environments with equipment vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by accurately responding to both sustained overcurrents and short-term surges, helping to prevent nuisance trips while guarding wiring and devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is engineered to fit matching Siemens loadcenters and panelboards, simplifying replacement and maintenance without sacrificing performance or safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application range\u003c\/strong\u003e from home electrical panels to commercial suites and light industrial spaces, providing dependable branch circuit protection across diverse settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e125 A, 240 V, 2-pole configuration\u003c\/strong\u003e offers ample rating for high-demand circuits while maintaining compact, field-installable form factor.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eUse cases and practical deployment\u003c\/h2\u003e\n\u003cp\u003eIdeal for replacing aging or damaged breakers in existing Siemens panelboards, the HQR22B125L ensures quick, secure upgrades that restore full protection. In residential settings, it guards feeders and branch circuits against overloads caused by high-draw appliances or multiplier loads. In commercial applications, it supports subpanels and distribution circuits where steady protection and reliable trip behavior are essential. In light industrial environments, it withstands routine vibrations and electrical noise while maintaining precise trip characteristics.\u003c\/p\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\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 HQR22B125L\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 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\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 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 \u003ch2\u003eWhat you gain with Siemens HQR22B125L\u003c\/h2\u003e\n\u003cp\u003eWith this breaker, you’re investing in predictable protection behavior, easier serviceability, and a seamless fit within compatible Siemens systems. Its rigid bolt-on mounting and reliable thermal-magnetic trip mechanism reduce downtime and maintenance headaches, helping you keep critical circuits protected with confidence. Whether upgrading a panelboard, expanding a loadcenter, or replacing a failed unit, the HQR22B125L delivers consistent performance you can trust.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349813285026,"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_c7cb5477-6234-45b2-a0f9-d092b0d6f497.png?v=1764157559","url":"https:\/\/www.ampstate.com\/products\/siemens-hqr22b125l-125a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}