{"product_id":"eaton-hfd4040bp10-circuit-breaker","title":"Eaton | HFD4040BP10 | Circuit Breaker | 40A | 4-Pole | 600V","description":"\u003cdiv\u003eEaton HFD4040BP10 is a rugged, multi-pole circuit breaker designed for dependable overcurrent protection in demanding 600V electrical environments. With a 40A rating and 4-pole configuration, it’s built to meet the precise specifications needed for maintenance, retrofit, and replacement projects where exact compatibility matters. What makes this breaker stand out\n- Clear compatibility anchor: The part number HFD4040BP10 is the primary reference for matching the right fit in Eaton-compatible panels and enclosures, helping you avoid compatibility surprises during retrofit projects.\n- Four-pole protection for complex systems: The 4-pole design provides coordinated protection across multiple conductors in 3-phase or multi-line setups, delivering safer shutdowns and easier fault isolation in industrial or commercial installations.\n- Rated for 600V systems: Built to handle higher-voltage environments, this breaker is suited for panels and equipment that operate at or around 600V, giving you reliable protection where it’s most needed. Key specifications at a glance\n\u003cul\u003e \u003cli\u003eAmperage: 40A\u003c\/li\u003e \u003cli\u003ePoles: 4-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e\n\u003c\/ul\u003e Ideal use cases\n- Replacement in aging or failed panels: When a 40A, 4-pole unit in a 600V system fails, this Eaton breaker provides a direct, spec-aligned replacement to restore protection and uptime.\n- Retrofit and modernization projects: Align older electrical infrastructure with current Eaton-compatible hardware, enabling smoother upgrades and improved fault handling.\n- New equipment installations in industrial settings: Use in motor control centers, switchgear, and other 600V distribution applications where precise multi-pole protection is required. Why choose this Eaton breaker over generic substitutes\n- Exact spec alignment: Rely on the part number as the most reliable compatibility reference, reducing the risk of mismatched trip characteristics or mounting geometry.\n- Proven Eaton reliability in demanding environments: Engineered for consistent performance in industrial and commercial installations that demand durable, long-lasting protection.\n- Clear, maintainable compatibility notes: The ordering guidance emphasizes confirming fit and ratings before purchase, helping you avoid installation delays. Practical guidance for ensuring a successful install\n- Verify fit and ratings before ordering: Use the HFD4040BP10 part number as your primary compatibility check and confirm the panel labeling matches a 4-pole, 40A, 600V requirement.\n- Pair with the right enclosure and bus configuration: Ensure the breaker’s physical form and connection points align with your existing Eaton-distribution hardware.\n- Follow standard electrical safety practices: Installation should be performed by a qualified electrician, with the system de-energized and proper PPE in place. This description centers on the Eaton HFD4040BP10 circuit breaker’s precise specifications, practical applications, and the clear steps needed to ensure a reliable, compatible retrofit or replacement in 600V systems.\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46426467696802,"sku":"HFD4040BP10","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-hfd4040bp10-circuit-breaker-40a-4-pole-600v-140.webp?v=1789583175","url":"https:\/\/www.ampstate.com\/products\/eaton-hfd4040bp10-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}