{"product_id":"siemens-heg1b020-20a-600v-1-pole-circuit-breaker","title":"Siemens HEG1B020 - 20 A, 600 V, 1-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens HEG1B020—a 20A, 600V, 1-pole molded case circuit breaker designed to guard your panelboards and load centers from overcurrent and short-circuit events with precision. Its compact footprint makes the most of limited panel space, while Siemens’ engineering delivers dependable protection when it matters most.\u003c\/p\u003e \u003cp\u003eKey advantages that set the HEG1B020 apart:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e preserves valuable panel space and improves slot density, ideal for dense electrical installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by quickly reacting to overloads and short circuits, reducing nuisance trips without sacrificing safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e ensures smooth integration with matching Siemens panelboards and load centers, minimizing compatibility concerns during upgrades or installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments where reliable branch-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical value in real-world projects:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUse the 20A rating to protect common branch circuits such as lighting and receptacle runs in smaller commercial spaces or home subpanels.\u003c\/li\u003e \u003cli\u003eOperate confidently in systems up to 600V, ensuring adequate protection for higher-voltage panel configurations while maintaining standard circuit safety margins.\u003c\/li\u003e \u003cli\u003eThe single-pole design streamlines installation in spaces with limited clearance or where a straightforward, dedicated circuit protection solution is needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e (quick reference):\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: HEG1B020\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 20A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 1\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider the Siemens HEG1B020? Electricians, facilities managers, and DIY enthusiasts upgrading or building panel systems in residential, commercial, and light industrial settings. If you need a reliable, single-pole protection device that fits seamlessly within Siemens-compatible panel ecosystems, the HEG1B020 delivers clear, practical value.\u003c\/p\u003e \u003cp\u003eTips for getting the most from this breaker:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eConfirm panelboard compatibility with Siemens OEM components to ensure a smooth fit and predictable trip performance.\u003c\/li\u003e \u003cli\u003ePair with appropriately sized conductors for 20A circuits and follow standard wiring practices for safety and reliability.\u003c\/li\u003e \u003cli\u003eKeep a small stock of compatible breakers on hand to support future panel maintenance or expansions within the same product family.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e Available from AmpState, your source for Siemens electrical protection and panelboard solutions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349802209442,"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_70165f36-4e7a-42ec-9ea7-2a47a5c1f1ae.png?v=1764157236","url":"https:\/\/www.ampstate.com\/products\/siemens-heg1b020-20a-600v-1-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}