{"product_id":"square-d-qob230vh-30a-240v-2-pole-bolt-on-circuit-breaker","title":"Square D QOB230VH - 30 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D QOB230VH is a rugged 30A, 240V, 2-pole bolt-on molded case circuit breaker designed to protect branch circuits from overcurrent and short circuits in panelboards and load centers. Built for durability in environments where vibration and harsh conditions are common, this breaker delivers trusted performance for a wide range of applications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, minimizing movement and maintaining reliable electrical contact over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e offers stable, repeatable protection—responding to sustained overloads and sudden short circuits with precise coordination to prevent nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is ready to pair with matching Square D load centers and panelboards, making replacements and panel upgrades straightforward.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suited for residential panels, commercial service entrances, and light industrial setups where dependable overcurrent protection is essential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole construction\u003c\/strong\u003e ensures simultaneous tripping of both poles, helping to prevent dangerous line-to-neutral faults and maintaining system integrity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and scenarios\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing aged or failed breakers in home or small business panels to restore safe, code-compliant protection.\u003c\/li\u003e \u003cli\u003eFeeding critical branch circuits in garages, workshops, and small offices where reliable 30A protection is needed at 240V.\u003c\/li\u003e \u003cli\u003eExpanding load centers or upgrading from outdated protection devices while maintaining compatibility with Square D OEM equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QOB230VH\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 30A\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 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 \u003cp\u003eWhy choose bolt-on for panel installations\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBolt-on mounting offers a robust, vibration-resistant connection ideal for panels subjected to movement, equipment, or surface vibration.\u003c\/li\u003e \u003cli\u003eDesigned to align precisely with compatible OEM panelboard layouts, reducing installation time and ensuring a secure fit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical insights\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure the breaker is used in a compatible Square D OEM panelboard or load center to maintain proper trip coordination and warranty considerations.\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety practices: de-energize the panel, verify conductor sizes, and torque bolts per manufacturer specifications to guarantee a solid connection.\u003c\/li\u003e \u003cli\u003ePair with appropriately sized conductors for 30A circuits and route wiring to minimize heat buildup and ensure reliable operation over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Square D QOB230VH, you gain dependable protection, durable construction, and compatibility you can trust for residential, commercial, and light industrial electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355411763362,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_195e34ae-6cdf-4fb4-88c9-ed7b640673a7.png?v=1764691942","url":"https:\/\/www.ampstate.com\/products\/square-d-qob230vh-30a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}