{"product_id":"eaton-wmzt2d03","title":"Eaton WMZT2D03 3A 2-Pole 480 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton WMZT2D03 3A 2-Pole 480 V Circuit Breaker is a purpose-built protection device designed for reliable, precise control in industrial and commercial electrical systems. Built by Eaton, this 2-pole breaker provides solid protection across two hot lines in 480 V circuits, delivering a resettable, safe disconnect when faults occur. With a 3 A rating, it suits applications where small- to mid-range loads require dependable protection without compromising performance.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTwo-pole protection for 480 V systems:\u003c\/strong\u003e Safeguards both live conductors in high-voltage distributions, keeping circuits balanced and protected.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3 amp current rating:\u003c\/strong\u003e Precision protection for sensitive equipment and control circuits, helping minimize nuisance trips while maintaining safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable trip mechanism:\u003c\/strong\u003e Thermal-magnetic action detects overloads and short circuits quickly, cutting power to prevent damage and downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact replacement part:\u003c\/strong\u003e Part number WMZT2D03 ensures seamless compatibility with existing Eaton panels and enclosures, simplifying maintenance and inventory management.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-ready design:\u003c\/strong\u003e Built to perform in demanding environments such as machine rooms, control cabinets, and distribution panels, where dependable protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e \u003cp\u003eEngineers and electricians can count on the Eaton WMZT2D03 in several scenarios:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eProtection for 480 V control circuits and auxiliary power rails in manufacturing lines, conveyors, and packaging equipment.\u003c\/li\u003e \u003cli\u003eBackup protection in industrial panels where small loads need reliable disconnect without affecting the broader distribution.\u003c\/li\u003e \u003cli\u003eReplacement scenarios in facilities using Eaton WMZT-series components, ensuring consistent performance and easy cross-compatibility.\u003c\/li\u003e \u003cli\u003eEnclosures and switchgear where a compact, two-pole solution keeps wiring neat and maintenance straightforward.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility, installation, and care\u003c\/h3\u003e \u003cp\u003eFor best results, pair the WMZT2D03 with compatible Eaton panelboards and enclosures designed for 480 V, two-pole protection. When installing, follow standard electrical safety practices: disconnect power, verify rating conformity (2-pole, 480 V, 3 A), and secure the breaker according to manufacturer torque specifications. If you’re upgrading existing gear, confirm the replacement part aligns with your panel’s design and bus connections to ensure a clean, reliable fit.\u003c\/p\u003e \u003cp\u003ePractical tips to maximize longevity and performance:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eKeep the circuit protected within its 3 A rating to avoid nuisance trips during normal operation.\u003c\/li\u003e \u003cli\u003eRegularly inspect mounting grounds and terminal connections for secure torque and cleanliness to prevent loose contacts.\u003c\/li\u003e \u003cli\u003eMaintain an inventory of exact replacement parts, using the WMZT2D03 designation to simplify ordering and documentation.\u003c\/li\u003e \u003cli\u003eDocument the installation in your facility’s electrical records to support future maintenance and safety audits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems it solves\u003c\/h3\u003e \u003cul\u003e \u003cli\u003ePrevents electrical components and wiring from overheating due to overload on 480 V circuits.\u003c\/li\u003e \u003cli\u003eProvides a clear, resettable protection method that minimizes downtime after faults.\u003c\/li\u003e \u003cli\u003eDelivers predictable performance in critical applications where precise current limits matter for equipment longevity and safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re stocking a maintenance closet, outfitting a control cabinet, or replacing a worn breaker in an Eaton-dominated installation, the Eaton WMZT2D03 3A 2-Pole 480 V Circuit Breaker delivers dependable protection with straightforward compatibility. Its combination of two-pole protection, 3 A precision, and Eaton reliability helps you keep your high-voltage systems safe, compliant, and running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46423635427490,"sku":"WMZT2D03","price":496.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-wmzt2d03-3a-2-pole-480-v-circuit-breaker-933.webp?v=1789322033","url":"https:\/\/www.ampstate.com\/products\/eaton-wmzt2d03","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}