{"product_id":"hfb3040","title":"Westhinghouse HFB3040 - 40A, 3-Pole, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westhinghouse HFB3040 — a robust 40A, 3-Pole circuit breaker designed to deliver dependable overcurrent protection in demanding electrical environments. The three-pole configuration provides synchronized protection across all phases, making it an ideal fit for 3-phase systems in distribution panels, motor control centers, switchboards, and control panels.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e delivers coordinated protection for all phases in 3‑phase networks, simplifying wiring and improving fault handling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e40 Amp rating\u003c\/strong\u003e aligns with medium-load motor circuits and distributed power feeders, helping balance protection with performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile deployment\u003c\/strong\u003e engineered for panelboards, switchboards, and control panels in industrial, commercial, and OEM applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable overcurrent protection\u003c\/strong\u003e helps prevent damage to wiring, motors, and downstream equipment, reducing downtime and maintenance costs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew installations in industrial facilities with 3-phase motors and heavy loads.\u003c\/li\u003e \u003cli\u003eRepairs or upgrades of distribution panels and motor control centers needing a precise, dependable 40A protection device.\u003c\/li\u003e \u003cli\u003eOEM equipment builds that require a compact, three-pole breaker to safeguard multi-phase circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for installation and operation\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure compatibility with your panelboard, switchboard, or control panel enclosure designed for 3-pole devices of this type.\u003c\/li\u003e \u003cli\u003eMount in the correct orientation and secure with proper torque to maintain reliable operation.\u003c\/li\u003e \u003cli\u003eUse in applications where predictable protection keeps motors and feeders safe from overloads and short-circuit conditions.\u003c\/li\u003e \u003cli\u003eKeep the device accessible for inspection and testing as part of routine electrical maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Westhinghouse HFB3040 for durable, straightforward protection in your electrical distribution network. Its 3-pole design and solid 40A rating align with the needs of industrial, commercial, and OEM setups, delivering peace of mind where dependable current interruption matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westhinghouse","offers":[{"title":"Default","offer_id":46391100407970,"sku":"HFB3040","price":773.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_1dd1bbc8-db8f-4d3d-a197-168f90d530a9.png?v=1765382069","url":"https:\/\/www.ampstate.com\/products\/hfb3040","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}