{"product_id":"siemens-ed41b030l-30a-120v-1-pole-circuit-breaker","title":"Siemens ED41B030L - 30 A, 120 V, 1-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens ED41B030L\u003c\/strong\u003e is a 30A, 120V, 1-pole molded case circuit breaker designed to protect branch circuits with confidence. Its compact molded-case design makes efficient use of panel space in both new installations and panel upgrades, while the built-in thermal-magnetic trip unit delivers stable, repeatable protection across a wide range of loads.\u003c\/p\u003e \u003ch2\u003eWhy this ED Series breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient design\u003c\/strong\u003e: The compact molded case fits neatly inside panelboards and load centers, helping you maximize enclosure capacity without sacrificing protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic protection\u003c\/strong\u003e: Combines a thermal sensor for gradual overloads with a fast magnetic trip for high-energy faults, reducing nuisance trips and ensuring predictable response when problems occur.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible reliability\u003c\/strong\u003e: Specifically engineered to pair with matching Siemens OEM load centers and panelboards for straightforward retrofits and coordinated protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application range\u003c\/strong\u003e: Suitable for residential, commercial, and light industrial environments where 120V branch circuits require dependable overcurrent and short-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications 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 ED41B030L\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 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 120V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection in panelboards and load centers\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or tripped breaker in an existing Siemens panel to restore power safely and quickly.\u003c\/li\u003e \u003cli\u003eUpgrading a residential or light commercial panel to ensure consistent protection on 120V branch circuits.\u003c\/li\u003e \u003cli\u003eInstalling consistent, OEM-aligned protection in new constructions where Siemens panelboards are specified.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that your panelboard or load center is designed to accept Siemens ED-series breakers and that the 120V, 1-pole, 30A configuration matches the circuit needs.\u003c\/li\u003e \u003cli\u003eFollow the manufacturer’s installation instructions for torque and mounting to ensure proper operation and trip coordination.\u003c\/li\u003e \u003cli\u003eUse this ED41B030L breaker for branch circuits that require reliable protection against both overloads and short circuits in 120V systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens ED41B030L, you’re choosing a purpose-built solution for safe, consistent protection that aligns with your existing Siemens equipment, helping you maintain panel organization, reliability, and long-term serviceability across residential, commercial, and light industrial applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349787463842,"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_888fd3a1-f58b-44c2-b033-c8ec27256acf.png?v=1764156728","url":"https:\/\/www.ampstate.com\/products\/siemens-ed41b030l-30a-120v-1-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}