{"product_id":"siemens-mqj2110kh","title":"Siemens MQJ2110KH 110A 2-Pole 240 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens MQJ2110KH 110A 2-Pole 240 V Circuit Breaker Potential Transformer is a purpose-built protection device designed to safeguard your electrical distribution with precision and reliability. With a compact 2-pole design and a 110 A current rating, it delivers dependable overcurrent protection for 240 V circuits while integrating a potential transformer interface to support metering and control tasks within a Siemens ecosystem.\u003c\/p\u003e \u003cp\u003eKey benefits you’ll notice in everyday operation:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAccurate, reliable protection\u003c\/strong\u003e—2-pole design ensures both supply legs are switched simultaneously, improving fault clearance and safety in 240 V circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise current handling\u003c\/strong\u003e—110 A rating is ideal for mid-size distribution feeders, balancing protection with uptime in commercial and light industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBuilt-in metering and control capability\u003c\/strong\u003e—the potential transformer interface enables measurement and signaling essential for monitoring, fault analysis, and integrated protection schemes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens compatibility\u003c\/strong\u003e—part number MQJ2110KH guarantees seamless replacement and continuity within your Siemens panel and protection lineup.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile 240 V application\u003c\/strong\u003e—designed for standard 240 V electrical systems found in warehouses, workshops, offices, and data-center environments where reliable protection is critical.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust, field-ready design\u003c\/strong\u003e—engineered for demanding installations, with durable contacts and a proven trip mechanism to keep downtime to a minimum.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacement or upgrade in Siemens panelboards and distribution boards requiring a 110 A, 2-pole, 240 V breaker with metering capabilities.\u003c\/li\u003e \u003cli\u003eProtection for mid-size feeders in commercial facilities, manufacturing floors, and data-center infrastructure where accurate measurements are important for energy management.\u003c\/li\u003e \u003cli\u003eSubpanels in industrial settings where coordinated protection and PT-enabled monitoring simplify wiring and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and use\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eVerify that MQJ2110KH is compatible with your current Siemens panel or distribution board before replacement.\u003c\/li\u003e \u003cli\u003eDe-energize the system and follow all safety protocols when installing or replacing breakers; wear appropriate PPE.\u003c\/li\u003e \u003cli\u003ePlan PT wiring routes to minimize interference and ensure clean, reliable measurement signals for metering and control tasks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Siemens MQJ2110KH 110A 2-Pole 240 V Circuit Breaker Potential Transformer for dependable overcurrent protection with integrated metering capabilities, designed to fit neatly into your Siemens-powered electrical infrastructure and reduce overall system complexity.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423584506018,"sku":"MQJ2110KH","price":3651.0,"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\/siemens-mqj2110kh","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}