{"product_id":"square-d-qob315vh-15a-240v-3-pole-bolt-on-circuit-breaker","title":"Square D QOB315VH - 15 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D QOB315VH is a 15A, 240V, 3-pole bolt-on molded case circuit breaker crafted to protect branch circuits with precision in panelboards and load centers. Designed for dependable performance, it offers a secure, vibration-resistant connection that stays put even in demanding setups.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e—provides a rigid, vibration-resistant bus connection that helps maintain consistent electrical contact and reliable protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e—delivers stable, repeatable protection against overloads and short circuits, reducing nuisance trips and ensuring predictable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e—built to be compatible with matching OEM loadcenters and panelboards, ensuring a clean fit and straightforward upgrade or replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e—suitable for residential, commercial, and light industrial environments where dependable branch circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\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 QOB315VH\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 15 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 V\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\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eUse cases and practical scenarios\u003c\/h2\u003e\n\u003cp\u003eIn a residential service panel or light commercial distribution panel, the QOB315VH protects critical circuits feeding equipment and outlets on a 240V system. It’s ideal when you need a robust, field-replaceable breaker that can handle occasional vibration or movement without compromising safety or performance. For retrofit projects, its bolt-on design simplifies installation in compatible panelboards, providing a secure connection that minimizes resistance and heat buildup over time.\u003c\/p\u003e \u003ch2\u003eWho benefits most\u003c\/h2\u003e\n\u003cp\u003eProperty owners, electricians, and facilities managers looking for a reliable, OEM-compatible 3-pole breaker for 240V circuits will appreciate the QOB315VH. It’s particularly well-suited for applications where a solid mechanical bond to the bus and predictable trip behavior are priorities, such as panels in workshops, small industrial spaces, or retrofit upgrades in existing electrical infrastructure.\u003c\/p\u003e \u003ch2\u003eHow it compares to typical breakers\u003c\/h2\u003e\n\u003cp\u003eUnlike some modular or plug-on styles, this bolt-on molded case breaker emphasizes a secure physical connection and repeatable thermal-magnetic trip characteristics. The combination of bolt-on mounting, 3-pole configuration, and 240V rating makes it a precise match for compatible panelboards, offering dependable protection without the need for additional adapters or accessories.\u003c\/p\u003e \u003ch2\u003eMaintenance and best practices\u003c\/h2\u003e\n\u003cp\u003ePeriodic inspection of the mounting hardware and bus connections helps maintain the integrity of the bolt-on interface. Rely on the thermal-magnetic trip unit’s predictable response for routine protection; if a trip occurs, verify the load and circuit conditions before resetting. As with any overcurrent device, ensure compatible panelboard alignment and torque specifications per manufacturer guidelines.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355416350882,"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_fb102f6b-cc2a-4f9e-aa3f-2900b511bcee.png?v=1764691975","url":"https:\/\/www.ampstate.com\/products\/square-d-qob315vh-15a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}