{"product_id":"siemens-ed41b090l-90a-120v-1-pole-bolt-on-circuit-breaker","title":"Siemens ED41B090L - 90 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003ch2\u003eSiemens ED41B090L 90A 120V 1-Pole Bolt-On Circuit Breaker\u003c\/h2\u003e\n\u003cp\u003eThe Siemens ED41B090L is a rugged, bolt-on molded‑case circuit breaker engineered to guard your electrical system against overloads and short circuits. With a robust 90A rating at 120V and a single-pole design, it delivers dependable branch circuit protection for panelboards and loadcenters in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e for a rigid, vibration‑resistant bus connection that stays put through a wide range of operating conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by combining time‑delay thermal sensing with instantaneous magnetic tripping to quickly clear dangerous faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e designed to pair with Siemens matching loadcenters and panelboards for straightforward replacement and aligned protection schemes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBuilt for durability\u003c\/strong\u003e molded‑case construction stands up to daily use in demanding environments, helping minimize nuisance trips and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat problems it solves\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen a branch circuit draws more current than it can safely handle, or when a short circuit occurs, the ED41B090L interrupts power quickly and reliably. The thermal element handles gradual overloads to prevent unnecessary outages, while the magnetic mechanism snaps into action during high‑fault conditions. This means fewer unexpected trips, safer operation, and quicker restoration after a fault.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal for whom and where\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eHomes and condominiums with high‑demand circuits (think HVAC, water heating, or EV charging) that require a solid 90A protection point at 120V.\u003c\/li\u003e \u003cli\u003eCommercial spaces, small offices, and retail environments needing dependable branch circuit protection in Siemens panelboards.\u003c\/li\u003e \u003cli\u003eLight industrial applications where vibration resistance and durable bolt‑on mounting contribute to long‑term panel reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHow it compares to alternatives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCompared to non‑bolt‑on or less robust breakers, the ED41B090L emphasizes a secure, vibration‑tolerant connection and a precise thermal‑magnetic trip profile, which translates to more consistent protection performance in panels that experience movement or frequent cycling. Its OEM compatibility eliminates common integration headaches when upgrading or expanding existing Siemens equipment.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical tips for installation and use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify your panelboard is rated for 90A, 120V, and supports bolt‑on single‑pole devices before installation.\u003c\/li\u003e \u003cli\u003eUse the manufacturer’s torque specifications for bolt‑on mounting to ensure a tight, reliable connection.\u003c\/li\u003e \u003cli\u003ePlace this breaker in a dedicated slot within the panelboard or loadcenter to maintain proper trip coordination with neighboring breakers.\u003c\/li\u003e \u003cli\u003eRegularly inspect bus connections for signs of wear or loosening, especially in environments with vibration or temperature swings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\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 ED41B090L\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 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 120V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1\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\u003eFor reliable, long‑lasting protection in Siemens panelboards and loadcenters, the ED41B090L delivers a precise balance of secure installation, dependable protection, and compatibility that makes it a practical choice for both upgrades and new installations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349787988130,"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_be230dbb-0aff-44bc-a070-dff3d57a23e3.png?v=1764156754","url":"https:\/\/www.ampstate.com\/products\/siemens-ed41b090l-90a-120v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}