{"product_id":"siemens-hgb2k040b-circuit-breaker","title":"Siemens | HGB2K040B | Circuit Breaker | 40A | 2-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HGB2K040B 2-pole circuit breaker is built for reliability in maintenance, retrofit, and replacement projects where exact specifications matter. With a 40A rating, 2-pole configuration, and a 600V maximum rating, this bolt-on breaker is designed to protect your two-wire or 2-pole circuits in commercial and industrial panels without compromising on performance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40A — provides targeted protection for circuits that demand reliable interruption at higher load levels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole — guards both conductors in a 2-wire or 240V-class circuit with a common trip for coordinated shutdown.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V — suitable for industrial power distributions and panel systems operating within this range.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On — delivers a secure, vibration-resistant connection ideal for panels that require a robust mechanical fastener to the enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this Siemens breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure, durable installation:\u003c\/strong\u003e The bolt-on design minimizes movement and arcing risk in environments subject to vibration or frequent door openings, contributing to long-term reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility:\u003c\/strong\u003e The part number HGB2K040B is the best reference for matching this device to the right Siemens panels and equipment. Always confirm fit and ratings before ordering to ensure seamless integration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustry-standard protection:\u003c\/strong\u003e With a 600V rating, this breaker supports common industrial power distributions while maintaining precise trip characteristics for safe shutdown during overcurrent events.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service work on existing Siemens installations that require a direct 2-pole, 40A, 600V bolt-on replacement.\u003c\/li\u003e \u003cli\u003eRetrofits in commercial electrical rooms where upgrading to a higher reliability breaker reduces downtime and protects critical loads.\u003c\/li\u003e \u003cli\u003eReplacement of aging breakers in control panels, motor starter circuits, or distribution panels that operate within the 40A\/600V specs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical installation and care tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePower down equipment and follow all site safety protocols before replacement.\u003c\/li\u003e \u003cli\u003eVerify that your panel and bus configuration align with the HGB2K040B specifications and mounting requirements.\u003c\/li\u003e \u003cli\u003eSecurely fasten the breaker using the bolts prescribed by your enclosure manufacturer and tighten to the recommended torque per your panel’s guidelines.\u003c\/li\u003e \u003cli\u003eAfter installation, perform a standard functional check to confirm proper trip operation and alignment with adjacent devices.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor best results, treat this Siemens HGB2K040B as a purpose-built solution for 40A, 2-pole, 600V service in compatible bolt-on panels. If your system requires these exact specs, this breaker offers dependable protection with a straightforward replacement path. Confirm fit and ratings with the part number HGB2K040B before ordering to ensure flawless compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426825752738,"sku":"HGB2K040B","price":2046.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-hgb2k040b-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}