{"product_id":"siemens-ed43b080-80a-480v-3-pole-bolt-on-circuit-breaker","title":"Siemens ED43B080 - 80 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens ED43B080 is a rugged 3-pole bolt-on molded case circuit breaker rated at 80A and 480V, engineered to guard branch circuits in panelboards and loadcenters against overcurrent and short-circuit events. Built for dependable performance in busy electrical environments, it integrates smoothly where Siemens OEM panelboards are used.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting for a rigid, vibration-resistant bus connection\u003c\/strong\u003e: The secure bolt-on design stays tight under equipment vibration, helping maintain consistent protection and reducing the risk of loose connections.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Delivers stable, repeatable protection by combining thermal overload detection with magnetic instantaneous trip for short circuits, ensuring fast, predictable responses.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible compatibility\u003c\/strong\u003e: Designed to pair with matching Siemens panelboards and load centers, providing clean integration without the need for adapters or mismatched components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 480V rating\u003c\/strong\u003e: Suitable for three-phase distribution in commercial and light industrial applications, supporting efficient power management in modern facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e80A protection\u003c\/strong\u003e: Precisely limits current to safeguard branch circuits and connected equipment, helping to minimize downtime and maintenance costs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker? electricians and facilities engineers upgrading or installing Siemens-based panel systems in commercial spaces, light industrial environments, or residential-commercial hybrids where 480V three-phase service is present. It’s particularly well-suited for protecting motor loads, control panels, and distribution circuits that require reliable, consistent response to overcurrent conditions.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eNew installations in panelboards designed for Siemens ED-series devices\u003c\/li\u003e \u003cli\u003eRetrofits in existing Siemens environments where compatibility and vibration resistance matter\u003c\/li\u003e \u003cli\u003eApplications demanding robust 480V three-phase protection with a proven, maintenance-friendly design\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: ED43B080\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 80A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 480V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor reliable, OEM-aligned protection in panelboards and loadcenters, the Siemens ED43B080 delivers dependable performance, precise trip behavior, and a installation-ready design that keeps electrical systems running smoothly in demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349790118050,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ed43b080-80-a-480-v-3-pole-bolt-on-circuit-breaker-ampstate-381.webp?v=1788727731","url":"https:\/\/www.ampstate.com\/products\/siemens-ed43b080-80a-480v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}