{"product_id":"mitsubishi-electric-nf50-uc-circuit-breaker-15a-440vac-50ka-fast-ship","title":"MITSUBISHI ELECTRIC NF50-UC CIRCUIT BREAKER 15A 440VAC 50KA FAST SHIP","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Mitsubishi Electric NF50-UC Circuit Breaker—a compact yet robust protective device engineered for reliable electrical distribution in industrial, commercial, and demanding residential environments. With a 15A rating, 440VAC operating voltage, and an impressive 50 kA interrupting capacity, this breaker is built to safely control and protect your power circuits when the load and fault currents are at their peak.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage rating: 15A\u003c\/li\u003e \u003cli\u003eVoltage rating: 440VAC\u003c\/li\u003e \u003cli\u003eInterrupting capacity: 50 kA\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the NF50-UC stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned by Mitsubishi Electric, the NF50-UC is a purpose-built solution for panel upgrades, retrofit projects, and maintenance replacements where dependable performance matters. Its high interrupting capacity means it can safely interrupt fault currents typical in larger installations, reducing the risk of equipment damage and downtime. The 440VAC rating makes it suitable for divider circuits and distribution panels in commercial and industrial settings, while the 15A rating provides precise protection for smaller feeder circuits.\u003c\/p\u003e \u003ch3\u003eFast Ship and easy deployment\u003c\/h3\u003e\n\u003cp\u003eTime is critical in service work. This unit is offered with fast shipping, helping electrical teams minimize downtime on job sites. Whether you’re stocking spares, completing a retrofit, or replacing a worn breaker, the NF50-UC is a trusted, ready-to-install option that integrators and MRO teams can rely on.\u003c\/p\u003e \u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectricians performing panel upgrades or retrofits in commercial or industrial facilities\u003c\/li\u003e \u003cli\u003ePanel builders and engineering teams seeking dependable, drop-in breakers for NF50-series installations\u003c\/li\u003e \u003cli\u003eMaintenance, repair, and operations (MRO) teams needing ready-to-ship replacements to keep projects on schedule\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading aging panels to handle higher fault currents without compromising protection on 15A branch circuits\u003c\/li\u003e \u003cli\u003eRetrofit projects where a reliable 440VAC protection device is required for new equipment feeds\u003c\/li\u003e \u003cli\u003eStocking spare breakers for service calls, ensuring rapid replacement and reduced downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for use and installation\u003c\/h3\u003e\n\u003cp\u003eAlways have a licensed electrician perform installation and verification. Confirm that a 440VAC circuit in your panel matches the NF50-UC’s voltage rating, and ensure compatibility with the panel’s model and bus configuration. During installation, follow standard electrical safety practices, verify the circuit is de-energized, and secure proper terminal torque per the panel’s guidelines. Use as part of a planned protective strategy to minimize equipment damage and service interruptions.\u003c\/p\u003e \u003cp\u003eWith the Mitsubishi Electric NF50-UC Circuit Breaker, you get a precise, durable, and readily available solution designed to keep critical electrical systems protected while supporting efficient project timelines.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MITSUBISHI ELECTRIC","offers":[{"title":"Default Title","offer_id":46395813789858,"sku":null,"price":651.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/panelboard_generic.png?v=1762425115","url":"https:\/\/www.ampstate.com\/products\/mitsubishi-electric-nf50-uc-circuit-breaker-15a-440vac-50ka-fast-ship","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}