{"product_id":"square-d-qob115hm","title":"Square D QOB115HM 15A 1-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D QOB115HM 15A 1-Pole 240V Circuit Breaker delivers dependable overcurrent protection for single 240-volt circuits in compatible Square D panels. Built to the precise specifications of the QOB series, this breaker offers clean, reliable performance that electricians trust for residential and light commercial applications. With a 15-amp rating on a single pole, it protects wiring and devices from overload while allowing your 240V circuit to operate safely and efficiently.\u003c\/p\u003e \u003ch2\u003eKey details\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QOB115HM\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 15 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Square D QOB series, single-pole 240V breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this specific breaker matters\u003c\/h3\u003e\n\u003cp\u003eChoosing the right breaker matters for both safety and reliability. The QOB115HM is a purpose-built solution designed to fit Square D load centers that accept QOB-series devices. Its single-pole 240V design provides targeted protection for circuits that operate on a two-hot-leg, 240V supply, ensuring that only the intended circuit is interrupted in the event of an overload or fault. This specificity helps minimize nuisance trips on nearby circuits and simplifies replacement in existing panels built for QOB components.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtect dedicated 240V loads in residential workshops or small offices, such as space heaters, certain air-conditioner components, or heavy appliances that run on a single 240V line.\u003c\/li\u003e \u003cli\u003eReplace a worn or failed breaker in Square D panels that support QOB-series devices, maintaining panel continuity and compatibility.\u003c\/li\u003e \u003cli\u003eFor upgrades in panels that require precise 240V, 1-pole protection without introducing multi-pole configurations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eEnsure your panel accepts QOB-series breakers before installation. Always de-energize the main breaker and follow local electrical codes when replacing or adding protection for 240V circuits. If you’re unsure about panel compatibility or wiring practices, consult a licensed electrician to confirm correct fitment and safe installation.\u003c\/p\u003e \u003cp\u003eWith the Square D QOB115HM, you’re selecting a trusted, purpose-built solution for safeguarding specific 240V circuits. Its precise 15A, 1-pole configuration in a Square D design provides straightforward, reliable protection that fits seamlessly into compatible panels and setups, helping keep your electrical system organized and protected.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423149838498,"sku":"QOB115HM","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-qob115hm","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}