{"product_id":"siemens-heb2b040-circuit-breaker","title":"Siemens | HEB2B040 | Circuit Breaker | 40A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HEB2B040: a purpose-built 40A, 2-pole circuit breaker designed to safeguard your electrical distribution with precision. Rated up to 600V, it’s engineered for demanding commercial and light industrial panels where reliability matters.\u003c\/p\u003e \u003cp\u003eThis unit is crafted for maintenance, retrofit, and replacement projects where exact specifications are required. Rely on the HEB2B040 when you need a like-for-like swap that maintains proper overcurrent protection and panel harmony. The part number is the best reference for compatibility, ensuring you select the correct component for Siemens panels or compatible HEB family applications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e40A, 2-pole configuration\u003c\/strong\u003e to protect both hot legs and ensure coordinated tripping for enhanced safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V maximum rating\u003c\/strong\u003e suitable for a wide range of commercial and industrial circuits while maintaining a healthy safety margin.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStreamlined replacement workflow\u003c\/strong\u003e that minimizes downtime during service, retrofit, or panel upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility guidance\u003c\/strong\u003e rooted in the exact part number, reducing guesswork in matching Siemens infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eBefore ordering, verify the fit and ratings against your panel’s specifications. Rely on the HEB2B040 part number as the definitive reference to prevent mismatches and to preserve the protective performance of your electrical system.\u003c\/p\u003e \u003cp\u003eThis Siemens circuit breaker is ideal for electricians, facility managers, and maintenance teams tackling panel maintenance, retrofits, or circuit additions. Whether you’re upgrading an aging panel or expanding protected circuits, the HEB2B040 delivers dependable protection and straightforward integration into your existing Siemens-based protection scheme.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427176304802,"sku":"HEB2B040","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-heb2b040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}