{"product_id":"siemens-qjh23b080a01-circuit-breaker","title":"Siemens | QJH23B080A01 | Circuit Breaker | 80A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens \u003cstrong\u003eQJH23B080A01\u003c\/strong\u003e circuit breaker—an 80A, 3-pole protection device engineered for demanding electrical systems. With a bolt-on mounting design, this breaker delivers secure, vibration-resistant performance in commercial and industrial panels that require dependable three-phase protection at 240V.\u003c\/p\u003e \u003ch2\u003eKey specifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 80A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QJH23B080A01\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntended use:\u003c\/strong\u003e maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat makes this breaker unique\u003c\/h2\u003e\n\u003cp\u003eDesigned for Siemens panels that demand precise fit and reliable trip protection, the QJH23B080A01 stands out with its robust bolt-on connection—offering a sturdier, more secure mounting than plug-in alternatives in vibration-prone environments. Its 3-pole, 240V configuration is ideal for balanced protection across all three phases, helping reduce the risk of arc faults and equipment damage in three-phase systems.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing aging breakers in commercial or light industrial panels where a 3-pole, 240V protection device is required\u003c\/li\u003e \u003cli\u003eRetrofit projects that need exact spec compatibility with existing Siemens equipment\u003c\/li\u003e \u003cli\u003eMaintenance scenarios where minimizing downtime and ensuring reliable fault interruption is critical\u003c\/li\u003e \u003cli\u003eHVAC, motor control, and other three-phase loads that demand consistent circuit protection at 240V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and installation tips\u003c\/h2\u003e\n\u003cp\u003eTo ensure proper performance, verify fit and ratings before ordering. The \u003cstrong\u003epart number\u003c\/strong\u003e—QJH23B080A01—is the most reliable reference for compatibility with your panel. When installing, confirm the panel supports bolt-on breakers in this configuration, align with the bus connection, and follow your local electrical codes and the panel manufacturer's torque and installation guidelines. If you’re upgrading or retrofitting, replacing with the exact Siemens specification helps maintain system protection coordination and trip characteristics.\u003c\/p\u003e \u003ch2\u003eWhy choose Siemens for your panel protection\u003c\/h2\u003e\n\u003cp\u003eSiemens engineers these breakers to deliver consistent performance in demanding environments. The QJH23B080A01 provides predictable interrupting capability across all three phases, helping you maintain safe operation of connected equipment, minimize nuisance trips, and simplify maintenance planning by using a matching, factory-referenced part.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427416101026,"sku":"QJH23B080A01","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qjh23b080a01-circuit-breaker-80a-3-pole-240v-bolt-587.webp?v=1789719942","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b080a01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}