{"product_id":"square-d-qo125-25a-120v-1-pole-plug-in-circuit-breaker","title":"Square D QO125 - 25 A, 120 V, 1-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D QO125\u003c\/strong\u003e is a dependable 25 A, 120 V, 1-pole plug-in molded-case circuit breaker from AmpState. Designed for fast, secure protection of individual branch circuits, it slots neatly into panelboards and load centers to guard against overloads and short circuits with precision and ease.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage and voltage:\u003c\/strong\u003e 25 A, 120 V standard for residential, commercial, and light industrial circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug-in, 1-pole configuration for straightforward installation and quick replacement without intrusive wiring work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProtection mechanism:\u003c\/strong\u003e Thermal-magnetic trip unit delivers stable, repeatable protection across varying temperatures and load conditions, helping prevent nuisance trips while safeguarding conductors and devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Specifically designed to be compatible with matching OEM Square D load centers and panelboards within the QO family, ensuring reliable operability and consistent trip characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Ideal for residential panels, light commercial distribution, and small-scale industrial setups that require dependable branch-circuit and short-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters in your electrical system\u003c\/h3\u003e\n\u003cp\u003eWhen you’re protecting circuits that power lighting, outlets, or small machinery, a plug-in breaker like the QO125 minimizes installation time and downtime. The plug-in connection means service technicians can swap in a new unit quickly if a fault occurs, reducing panel downtime and keeping critical circuits online sooner. The thermal-magnetic trip mechanism provides precise, predictable protection — responding to overcurrents quickly while avoiding unnecessary trips on normal surges or brief overloads.\u003c\/p\u003e \u003ch3\u003eUse cases and practical scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed breaker in a residential service panel without rewiring or complicated removal.\u003c\/li\u003e \u003cli\u003eUpgrading a single branch circuit in a retrofit where a compact, reliable plug-in solution is preferred.\u003c\/li\u003e \u003cli\u003eProtecting a dedicated circuit for lighting, kitchen small appliances, or HVAC accessories within a 1-pole, 25 A configuration.\u003c\/li\u003e \u003cli\u003eMaintaining panelboard integrity in light commercial environments where quick maintenance is essential to minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Square D QO125 means choosing a trusted extension of the QO line, designed to deliver consistent protection, straightforward compatibility, and faster serviceability. If you’re stocking or upgrading panels that accept QO plug-in breakers, this 25 A, 120 V, 1-pole unit from AmpState is a practical, reliable choice for maintaining safe, compliant electrical distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355397148834,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-qo125-25-a-120-v-1-pole-plug-in-circuit-breaker-ampstate-548.webp?v=1788754270","url":"https:\/\/www.ampstate.com\/products\/square-d-qo125-25a-120v-1-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}