{"product_id":"industrial-nb221045","title":"Industrial NB221045 45A 2-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial NB221045 45A 2-Pole 240 V Circuit Breaker is a dependable overcurrent protector built for demanding commercial and manufacturing environments. Carved from rugged design, this part delivers reliable performance in panels and feeders that run on 240 V supplies, helping keepFacility electrical systems safe and downtime minimal.\u003c\/p\u003e \u003cp\u003eDesigned around a compact 2-pole configuration, it disconnects both hot legs simultaneously when overload or short-circuit conditions occur. That means you get balanced protection for 240 V circuits and reduced risk of hidden faults that could compromise equipment integrity or personnel safety. With a 45 A rating, this breaker is well-suited for mid-range motors, heaters, control circuits, and other 240 V loads typical in industrial settings.\u003c\/p\u003e \u003cp\u003ePart Number NB221045 identifies a purpose-built breaker that emphasizes straightforward replacement and consistent performance within industrial distribution schemes. Its dedicated current rating and two-pole structure make it a reliable choice for installations where clear, unambiguous protection is essential and downtime due to nuisance trips is minimized.\u003c\/p\u003e \u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBranch circuits feeding 240 V machinery, conveyors, pumps, and fans in factories and warehouses\u003c\/li\u003e \u003cli\u003eFeeder lines to subpanels within industrial control rooms or equipment yards\u003c\/li\u003e \u003cli\u003eMotor control circuits and heating equipment that require reliable, dual-line disconnection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 2-Pole 240 V breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExplicitly rated for 240 V operation with a 45 A capacity, providing clear protection aligned to typical industrial loads\u003c\/li\u003e \u003cli\u003eTwo-pole design ensures simultaneous disconnection of both conductors, improving safety and fault clearing effectiveness\u003c\/li\u003e \u003cli\u003ePart NB221045 offers a transparent identification for inventory management and quick part replacement\u003c\/li\u003e \u003cli\u003eDurable construction designed to endure the vibrations and temperature variations common in industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMatch the current rating to the continuous-load current of the 240 V circuit to prevent nuisance trips while protecting wiring and equipment\u003c\/li\u003e \u003cli\u003eConfirm that the circuit breaker is appropriate for your panel or distribution setup and is compatible with your installation practices\u003c\/li\u003e \u003cli\u003eKeep NB221045 on hand as a ready replacement part to minimize downtime during maintenance or fault recovery\u003c\/li\u003e \u003cli\u003eUse as part of a broader overcurrent protection strategy that includes proper wiring sizing and enclosure protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Industrial NB221045 45A 2-Pole 240 V Circuit Breaker delivers dependable, straightforward protection for 240 V industrial circuits. If you’re organizing spare parts for an active facility, this part provides a clear, purpose-built solution that supports safe operation, faster maintenance, and reliable protection for a wide range of mid-range 240 V loads.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial","offers":[{"title":"Default Title","offer_id":46423155998882,"sku":"NB221045","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/industrial-nb221045-45a-2-pole-240-v-circuit-breaker-531.webp?v=1789276535","url":"https:\/\/www.ampstate.com\/products\/industrial-nb221045","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}