{"product_id":"eaton-bab3045h-45a-240v-3-pole-bolt-on-circuit-breaker","title":"Eaton BAB3045H - 45 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton BAB3045H is a robust 45A, 240V, 3-pole bolt-on molded case circuit breaker engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built for reliability in demanding environments, it delivers consistent protection across a range of residential, commercial, and light industrial applications.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy engineers choose the BAB3045H\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrongsecure bolt-on mounting:\u003e Provides a rigid, vibration-resistant bus connection that stays solid through routine operation and site conditions, reducing loose connections and maintenance needs over time.\u003c\/strongsecure\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Delivers stable, repeatable protection performance by handling both overloads (thermal) and short circuits (magnetic) with appropriate response across temperature and supply variations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole, 240V design:\u003c\/strong\u003e Ideal for three-phase distribution, ensuring synchronized switching across all phases to protect 3-phase equipment and loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMolded case construction:\u003c\/strong\u003e Built to endure common electrical environments while providing reliable insulation and protection for the protected circuit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible:\u003c\/strong\u003e Specifically designed to be compatible with matching Eaton OEM loadcenters and panelboards, simplifying replacement and upgrade projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical profile at a glance\u003c\/h3\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 BAB3045H\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 45A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\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 in panelboards and loadcenters\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho this is for and how it helps\u003c\/h3\u003e\n\u003cp\u003eThis breaker is a smart choice for electricians and facility managers upgrading or maintaining distribution panels that serve three-phase equipment, motors, or lighting in small commercial spaces, multi-residential buildings, or light industrial settings. The bolt-on design makes field installation straightforward in compatible Eaton panelboards, while the thermal-magnetic trip unit gives predictable protection — even as loads vary or ambient temperatures shift.\u003c\/p\u003e \u003ch3\u003eUse cases and practical scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn-out 3-pole breaker in an Eaton panelboard to restore reliable protection for commercial lighting and HVAC circuits.\u003c\/li\u003e \u003cli\u003eUpgrading a 3-phase service to a dedicated 45A 240V protection device for a small manufacturing line or processing equipment.\u003c\/li\u003e \u003cli\u003eInstalling a new subfeed or distribution leg in a compatible loadcenter where rigid, vibration-resistant mounting is beneficial in challenging environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and ongoing considerations\u003c\/h3\u003e\n\u003cp\u003eFor optimal performance, pair the BAB3045H with matching Eaton panelboards and loadcenters to ensure full compatibility and reliable electrical contact. Before installation, ensure the main power is de-energized and follow your local electrical code guidelines. The bolt-on mounting offers a secure and durable connection, while the molded case design helps minimize wear on conductors and bus connections over time.\u003c\/p\u003e \u003cp\u003eWhen you need precise, dependable protection for a 3-phase 240V circuit with straightforward installation and OEM compatibility, the Eaton BAB3045H 45A 240V 3-pole bolt-on molded case circuit breaker delivers clear, real-world value for safe and efficient electrical distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349492420770,"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_a2481a8a-0783-4b6f-b4eb-c173e131e110.png?v=1764148119","url":"https:\/\/www.ampstate.com\/products\/eaton-bab3045h-45a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}