{"product_id":"square-d-qob125-25a-120v-1-pole-bolt-on-circuit-breaker","title":"Square D QOB125 - 25 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QOB125 — a 25 A, 120 V, 1-pole bolt-on molded case circuit breaker designed to deliver reliable branch circuit protection in panelboards and load centers. Built for residential, commercial, and light industrial environments, this unit blends seamless compatibility with Square D OEM panels with a rugged, vibration-resistant bolt-on mounting for a dependable bus connection.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey reasons to choose the Square D QOB125\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, reducing the risk of loose contacts and inconsistent protection in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection against overcurrent and short-circuit conditions, helping protect wiring and connected devices from damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole, 25 A at 120 V\u003c\/strong\u003e configuration is ideal for individual branch circuits such as lighting, receptacles, and smaller equipment feeders that need reliable protection without over-sized breakers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e works with matching Square D load centers and panelboards, making replacements straightforward and stock-keeping simple for service crews and DIY projects alike.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suited for residential, commercial, and light industrial settings where a compact, dependable 25 A protection device is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe QOB125 is purpose-built for scenarios where secure mounting and precise trip behavior matter most. Whether you’re upgrading a panel during a remodel, replacing a failed breaker, or provisioning a new circuit in an existing Square D system, this 25 A, 120 V, 1-pole bolt-on breaker delivers predictable performance when it matters most.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases and practical guidance\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eReplacing a worn or malfunctioning breaker in Square D panelboards or load centers that require a bolt-on solution for a tight bus connection.\u003c\/li\u003e \u003cli\u003eProtecting individual 120 V branch circuits such as lighting runs, receptacle circuits, or small equipment feeds on residential or light commercial installations.\u003c\/li\u003e \u003cli\u003eRetrofit or upgrade projects where consistent thermal-magnetic protection and panelboard OEM compatibility simplify inventory and installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart number: QOB125\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage rating: 25 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 120 V\u003c\/li\u003e \u003cli\u003eNumber of poles: 1\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 \u003cp\u003eWhen you need reliable, panel-friendly protection that threads neatly into your existing Square D ecosystem, the QOB125 stands out. It pairs a robust bolt-on design with a predictable thermal-magnetic trip, delivering safety, reliability, and ease of installation for everyday electrical work.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355407175842,"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_06dba59c-5cbf-4564-b2b4-33b15eeac013.png?v=1764691905","url":"https:\/\/www.ampstate.com\/products\/square-d-qob125-25a-120v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}