{"product_id":"eaton-qbhw3090h-90a-240v-3-pole-bolt-on-circuit-breaker","title":"Eaton QBHW3090H 90 A 3-Pole Bolt-On Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton QBHW3090H—the 90A, 240V, 3-pole bolt-on molded case circuit breaker built for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. This is not just a component; it’s a sturdy safeguard designed to keep commercial and residential electrical systems operating smoothly, even under demanding conditions.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e delivers a rigid, vibration-resistant bus connection, reducing movement and maintaining consistent electrical contact in environments with equipment vibration or shifting loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable overload protection with an instantaneous magnetic trip for short circuits, ensuring predictable performance during motor starts and fault events.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design\u003c\/strong\u003e disconnects all three phases simultaneously, preventing dangerous phase-to-phase faults and ensuring safe shutdown in 3-phase systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e engineered to work with matching Eaton OEM loadcenters and panelboards, guaranteeing proper fit, coordination, and long-term reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e ideal for residential, commercial, and light industrial installations that require reliable 90A protection at 240V.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Eaton\u003c\/li\u003e \u003cli\u003ePart Number: QBHW3090H\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 90 A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 240 V\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 \u003ch3\u003eWhy this breaker fits your project\u003c\/h3\u003e\n\u003cp\u003eFor new builds or panel upgrades, the QBHW3090H provides a robust 3-phase protection solution that aligns with Eaton’s panelboard ecosystem. The bolt-on design offers a more rigid connection to the bus, which helps resist loosening in environments with vibration or temperature cycling—translating to fewer unexpected trips and greater peace of mind.\u003c\/p\u003e \u003cp\u003eThis breaker is specifically engineered to pair with matching OEM panelboards and loadcenters, ensuring electrical coordination and seamless compatibility from the moment of installation. Whether you’re outfitting a commercial space, a light industrial setup, or a well-appointed residence with three-phase distribution, the QBHW3090H delivers dependable protection without compromising accessibility or serviceability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical insights\u003c\/strong\u003e and tips: Always verify the panelboard compatibility with Eaton’s OEM equipment and follow torque specifications during mounting to maintain optimal bus engagement. Use this 3-pole solution when your system requires simultaneous disconnection of all phases, safeguarding both people and equipment in the event of a fault.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349664190626,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-qbhw3090h-90-a-240-v-3-pole-bolt-on-circuit-breaker-ampstate-543.webp?v=1788705200","url":"https:\/\/www.ampstate.com\/products\/eaton-qbhw3090h-90a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}