{"product_id":"eaton-bab3055h-55a-240v-4-pole-bolt-on-circuit-breaker","title":"Eaton BAB3055H - 55 A, 240 V, 4-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton BAB3055H is a 55A, 240V, 4-pole bolt-on molded case circuit breaker engineered to shield your panels from overcurrent and short-circuit events. Built for dependable protection in panelboards and load centers, it delivers reliable performance across residential, commercial, and light industrial applications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e4-pole, 55A, 240V bolt-on design\u003c\/strong\u003e – purpose-built to protect multi-wire and 3-phase circuits while providing a secure, rigid mounting option.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e – ensures a solid bus connection, reducing vibration-induced movement and improving ongoing contact reliability in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e – combines true thermal overload protection with fast magnetic response for short-circuit events, delivering stable, repeatable protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e – designed to pair with matching Eaton OEM load centers and panelboards for a seamless, coordinated protection system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile across sectors\u003c\/strong\u003e – a smart fit for residential service panels, commercial distribution boards, and light-industrial panels where robust protection and simple maintenance matter.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 4-pole bolt-on breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThe 4-pole configuration supports multi-wire branch circuits and three-phase installations typical in modern panel configurations, while the bolt-on style provides a more secure attachment than plug-in alternatives. For technicians upgrading to higher-current protections or replacing aging units, the BAB3055H offers predictable trip behavior and long-term reliability in a compact molded case package.\u003c\/p\u003e \u003ch3\u003ePractical use cases and installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIdeal for panelboards and load centers that require 4-pole bolt-on protection on 240V systems with a 55A rating.\u003c\/li\u003e \u003cli\u003eUse in residential feeders, lighting and receptacle circuits, and light commercial equipment where consistent overcurrent protection is critical.\u003c\/li\u003e \u003cli\u003eBefore installation, confirm that your panelboard accepts a BAB3055H-style bolt-on unit and that mounting hardware and bus connections meet manufacturer specifications.\u003c\/li\u003e \u003cli\u003eKeep in mind that a thermal-magnetic trip provides both overload protection and fast short-circuit clearing, helping minimize damage to wiring and connected equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFrom AmpState, the Eaton BAB3055H delivers dependable protection you can count on when panel organization and safety matter most. Whether you're upgrading an aging panel or specifying a new installation, this 4-pole bolt-on breaker is designed to integrate smoothly with compatible Eaton load centers and panelboards, offering durable performance across a range of environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349492617378,"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_0995a945-6585-493f-ae9c-99c395e5d535.png?v=1764148128","url":"https:\/\/www.ampstate.com\/products\/eaton-bab3055h-55a-240v-4-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}