{"product_id":"siemens-heb2b040b-40a-600v-2-pole-bolt-on-circuit-breaker","title":"Siemens HEB2B040B - 40 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HEB2B040B is a 40 A, 600 V, 2-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. From AmpState, this device is engineered for installations where secure connections and reliable performance matter most.\u003c\/p\u003e \u003ch3\u003eSecure bolt-on mounting for a vibration-resistant connection\u003c\/h3\u003e\n\u003cp\u003eThe bolt-on design of the HEB2B040B creates a rigid bus connection that resists loosening under vibration or heavy loads. This translates to fewer maintenance interruptions and more consistent protection across the life of the installation, whether in a compact residential panel or a larger commercial distribution setup.\u003c\/p\u003e \u003ch3\u003eThermal-magnetic trip unit for stable, repeatable protection\u003c\/h3\u003e\n\u003cp\u003eIts integrated thermal-magnetic trip mechanism provides precise overload and short-circuit protection that adapts to temperature and current conditions. You get predictable, repeatable performance—minimizing nuisance trips while delivering rapid response to dangerous faults when they occur.\u003c\/p\u003e \u003ch3\u003eOEM-ready compatibility for streamlined retrofits\u003c\/h3\u003e\n\u003cp\u003eDesigned to work with matching Siemens OEM load centers and panelboards, the HEB2B040B offers a straightforward upgrade path or replacement option. This compatibility helps ensure proper fit, consistent electrical characteristics, and smoother installation in existing Siemens-equipped systems.\u003c\/p\u003e \u003ch3\u003eIdeal for a range of applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential panelboards needing robust secondary protection for 240 V circuits\u003c\/li\u003e \u003cli\u003eCommercial electrical rooms and light industrial panels requiring reliable branch circuit protection\u003c\/li\u003e \u003cli\u003eRenovations and retrofit projects where a secure, bolt-on breaker is preferred for long-term stability\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey benefits that matter in the real world\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReduces downtime with a dependable, vibration-resistant connection that stays secure through temperature cycles and load changes\u003c\/li\u003e \u003cli\u003eDelivers consistent protection with a thermal-magnetic trip that minimizes nuisance trips while responding decisively to overloads and faults\u003c\/li\u003e \u003cli\u003eFits seamlessly in Siemens-based panelboards and load centers, simplifying stocking, sourcing, and service planning\u003c\/li\u003e \u003cli\u003e2-pole design supports common 240 V circuits, enabling efficient protection for multi-wire systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: HEB2B040B\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 40 A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600 V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professionals who demand reliability, compatibility, and clear protection for both routine and demanding electrical environments, the Siemens HEB2B040B delivers a focused, practical solution. Install it in panelboards or load centers that require solid bolt-on mounting, precise thermal-magnetic protection, and OEM-grade compatibility—so you can protect circuits with confidence from the first connection to the final load. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349797949602,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_acbc3c4d-4b5b-4106-a69a-60ea73fd6093.png?v=1764157094","url":"https:\/\/www.ampstate.com\/products\/siemens-heb2b040b-40a-600v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}