{"product_id":"siemens-qjh23b110a01-circuit-breaker","title":"Siemens | QJH23B110A01 | Circuit Breaker | 110A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJH23B110A01 is a purpose-built 3-pole circuit breaker designed for robust protection of 3-phase electrical systems. With a 110 A rating at 240 V, this unit is ideal for maintenance, retrofit, and replacement projects where exact specifications are crucial.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 110 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QJH23B110A01 (the best reference for compatibility)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, and replacement to match exact specs\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePrecise compatibility for reliable protection\u003c\/h3\u003e\n\u003cp\u003eBecause this breaker is identified by its exact part number, you’re guaranteed the same frame fit, trip characteristics, and mounting footprint as your existing device. This makes it an exacting choice for restoring protection in aging panels, or for planned upgrades where a 110 A, 3-pole, 240 V protection device is required.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where three-phase protection at 240 V is needed for new or existing equipment\u003c\/li\u003e \u003cli\u003eReplacement in service or distribution panels that previously used QJH-series breakers\u003c\/li\u003e \u003cli\u003eNew installations requiring a 110 A, 3-pole, 240 V feeder breaker for three-phase circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation tips and best practices\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings to avoid mismatches—the part number QJH23B110A01 is your most reliable reference. During installation, follow standard electrical safety procedures: power down the panel, verify bus compatibility, and secure mounting per the panel’s documentation. If in doubt, consult a licensed electrician to ensure compliance with local codes and correct protective coordination for your specific load profile.\u003c\/p\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eAs a Siemens component, this breaker is designed to integrate smoothly with Siemens panels and 3-phase systems, delivering dependable protection for critical equipment and reducing the risk of nuisance trips due to improper matching. The exact part-number identification helps you avoid the common pitfalls of mismatched replacements, supporting a smoother retrofit or replacement workflow.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427415904418,"sku":"QJH23B110A01","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b110a01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}