{"product_id":"siemens-hp3b140-circuit-breaker","title":"Siemens | HP3B140 | Circuit Breaker | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens HP3B140 circuit breaker—a 3-Pole, 480V device designed for maintenance, retrofit, and replacement projects where exact compatibility matters. This HP3B140 part is built to integrate with Siemens systems, delivering reliable three-phase protection in a compact, OEM-consistent form factor.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V AC\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HP3B140 (best reference for compatibility)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntended use:\u003c\/strong\u003e maintenance, retrofit, and replacement in Siemens-compatible panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes the HP3B140 stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-phase protection tailored for modern industrial layouts, reducing wiring complexity and ensuring synchronized tripping across all phases.\u003c\/li\u003e \u003cli\u003eOEM-grade compatibility within the Siemens HP3B family, helping you avoid mismatches during retrofit or panel upgrades.\u003c\/li\u003e \u003cli\u003eClear compatibility reference: using the HP3B140 part number is the most reliable way to verify fit with your specific panel model and busbar arrangement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where existing equipment requires a precise Siemens-compatible 3-pole, 480V solution.\u003c\/li\u003e \u003cli\u003eReplacement in industrial control panels that rely on the HP3B family for dependable protection.\u003c\/li\u003e \u003cli\u003eMaintenance upgrades in manufacturing lines, data centers, or facility electrical rooms that demand consistent, three-phase interruption protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and ordering guidance\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Confirm fit and ratings before ordering. The HP3B140 part number is the best reference for compatibility, ensuring the breaker matches your panel’s geometry, mounting, and electrical specifications.\u003c\/p\u003e \u003ch3\u003ePractical tips for use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCross-check the panel model and existing HP3B components to confirm seamless integration.\u003c\/li\u003e \u003cli\u003eKeep the HP3B140 within standard Siemens instrument enclosures to maintain protection integrity and safe operation.\u003c\/li\u003e \u003cli\u003eIf you’re upgrading from another series, map the trip characteristics and mounting orientations to ensure a clean replacement process.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427072954530,"sku":"HP3B140","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/siemens-hp3b140-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}