{"product_id":"siemens-ed21b100-100a-120v-1-pole-bolt-on-circuit-breaker","title":"Siemens ED21B100 - 100 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens ED21B100\u003c\/strong\u003e is a 100 A, 120 V, 1-pole bolt-on molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. From residential panels to light commercial setups, this breaker is built to keep electrical systems safe and running smoothly.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, helping prevent loose connections and arcing in environments with movement or vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by simultaneously sensing overloads (thermal) and short circuits (magnetic), reducing nuisance trips and improving overall reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is crafted to pair with matching Siemens load centers and panelboards, ensuring precise fit, coordinated trip performance, and easier installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e100 A, 120 V, 1-Pole\u003c\/strong\u003e capacity makes it ideal for protecting sizable branch circuits in homes, small offices, and light industrial environments where high-current protection is required.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMolded case construction\u003c\/strong\u003e offers durability in standard panels and a compact profile that fits typical installation spaces without compromising protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases span panel replacements, panel upgrades, and new installations where reliable branch-circuit protection is essential. Electricians and property managers will appreciate the precise Siemens alignment with OEM equipment, helping ensure proper coordination with other protective devices and a straightforward, code-compliant installation.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 120 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\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\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e ED21B100\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\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349785071778,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ed21b100-100-a-120-v-1-pole-bolt-on-circuit-breaker-765.webp?v=1788724632","url":"https:\/\/www.ampstate.com\/products\/siemens-ed21b100-100a-120v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}