{"product_id":"westinghouse-hlb3400f-circuit-breaker","title":"Westinghouse | HLB3400F | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eWestinghouse HLB3400F Circuit Breaker is a robust 3-pole protection device designed for three‑phase systems up to 600V, with a 400A rating. Built for maintenance, retrofit, and replacement projects where exact specifications matter, this breaker helps you keep critical equipment protected and downtime to a minimum. The part number HLB3400F is the most reliable reference for compatibility, so be sure to confirm fit and ratings before ordering.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e HLB3400F for precise compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker unique\u003c\/h3\u003e\n\u003cp\u003eThis breaker is designed to integrate seamlessly with Westinghouse-compatible panels and switchgear that require a 400A, 3-pole, 600V protection device. It delivers reliable overcurrent protection for demanding commercial and light-industrial environments, reducing the risk of cascading faults and safeguarding your equipment. By matching the exact part number, you minimize installation guesswork and ensure a dependable, one-for-one replacement when servicing existing systems.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service life extension for three-phase electrical systems up to 600V\u003c\/li\u003e \u003cli\u003eRetrofit projects where the panel specification calls for HLB-series breakers\u003c\/li\u003e \u003cli\u003eReplacement of a failed or worn-out breaker in commercial buildings, manufacturing facilities, or data\/IT rooms with three-phase loads\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify that your panel or switchgear accepts an HLB-series, 3-pole, 400A, 600V device and that the bus arrangement matches. Keep a spare HLB3400F on hand for planned maintenance to minimize downtime. For safe installation, follow the panel manufacturer’s torque specifications and ensure the device seats properly to maintain reliable tripping performance.\u003c\/p\u003e \u003cp\u003eIf your project requires precise, dependable three-phase protection at 600V with a clear upgrade path or replacement option, the Westinghouse HLB3400F delivers the exact specifications and compatibility you need—minimizing compatibility risks and simplifying maintenance planning.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46424430870690,"sku":"HLB3400F","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/westinghouse-hlb3400f-circuit-breaker-400a-3-pole-600v-564.webp?v=1789359128","url":"https:\/\/www.ampstate.com\/products\/westinghouse-hlb3400f-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}