{"product_id":"eaton-ehd2020-20a-480v-2-pole-bolt-on-circuit-breaker","title":"Eaton EHD2020 - 20 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton EHD2020 redefines branch-circuit protection for 480V systems with a precise 20A, 2-pole bolt-on molded case circuit breaker. Built for reliability in panelboards and load centers, this unit pairs a rugged bolt-on mounting with a thermal-magnetic trip system to deliver steady, repeatable protection in busy electrical environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, helping prevent loose-term performance issues in panels subjected to motion or equipment vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable overload and short-circuit protection, reducing nuisance trips while maintaining fast, predictable response when fault currents appear.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole design for 480V distribution\u003c\/strong\u003e ideal for commercial, light-industrial, and some residential applications that require reliable phase-to-phase protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e20A rating\u003c\/strong\u003e makes it suitable for protecting branch circuits such as lighting, receptacle networks, and small-motor loads within 480V systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e OEM-compatible\u003c\/strong\u003e with matching Eaton load centers and panelboards, enabling straightforward upgrades, retrofits, or replacements without sacrificing performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e EHD2020\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 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 480V\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 \u003ch3\u003eWhy engineers and electricians choose the Eaton EHD2020\u003c\/h3\u003e\n\u003cp\u003eWhen panel space is at a premium and reliability is non-negotiable, this breaker’s bolt-on design provides a sturdier, more vibration-tolerant connection than plug-on options. The thermal-magnetic protection strategy minimizes both nuisance trips and the risk of catastrophic faults, giving you consistent performance across temperature variations and load swings. Its 480V compatibility unlocks safer, compliant operation for mid-to-large commercial and light-industrial electrical distributions, while its 20A rating aligns neatly with common branch circuits in these environments.\u003c\/p\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofits or upgrades in panelboards and load centers that require a robust bolt-on 2-pole breaker.\u003c\/li\u003e \u003cli\u003eNew installations for 480V distribution in commercial settings—lighting, power, and controlled equipment circuits.\u003c\/li\u003e \u003cli\u003eApplications in environments with vibration or mechanical stress where a secure bus connection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConfirm panel compatibility with Eaton EHD-series bolt-on breakers to ensure a proper fit and reliable operation.\u003c\/li\u003e \u003cli\u003eFollow manufacturer torque recommendations and installation guidelines to maintain the integrity of the bolt-on connection.\u003c\/li\u003e \u003cli\u003eUse this 20A, 480V breaker for circuits that require both overload protection and short-circuit protection on 480V systems; reserve higher or lower ampacity breakers for circuits matching those ratings.\u003c\/li\u003e \u003cli\u003eMaintain clean bus surfaces and remove any debris before installation to maximize contact reliability and minimize future maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Eaton EHD2020 for a dependable, purpose-built solution that combines secure mounting, precise protection, and OEM panel compatibility—delivering peace of mind across residential-adjacent commercial, light-industrial, and hybrid environments that rely on 480V distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349552222370,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_3cd93a29-e917-45de-afc2-5a1942d5253c.png?v=1764149463","url":"https:\/\/www.ampstate.com\/products\/eaton-ehd2020-20a-480v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}