{"product_id":"siemens-hgb1k030b-circuit-breaker","title":"Siemens | HGB1K030B | Circuit Breaker | 1-Pole | 347V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens HGB1K030B circuit breaker—a purpose-built, single-pole protective device engineered for dependable overcurrent protection in commercial and industrial electrical systems. With a 347V rating, this breaker is designed to safeguard a dedicated circuit, helping prevent damage from surges and faults while keeping your panel organized and compliant with existing Siemens infrastructure.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HGB1K030B\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 347V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e maintenance, retrofit, and replacement where matching specs are required\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering; the part number is the best reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this Siemens breaker stands out\u003c\/h2\u003e\n\u003cp\u003eDesigned to integrate seamlessly with Siemens panels and compatible enclosures, the HGB1K030B delivers reliable, fast-acting protection for a single circuit. Its 347V rating makes it a precise match for systems that operate at higher line-to-neutral or line-to-line voltages common in commercial settings, reducing the risk of nuisance tripping while ensuring safe operation under peak demand conditions. By prioritizing exact specifications and easy retrofitting, this breaker minimizes compatibility headaches during maintenance or upgrades.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRetrofits in existing Siemens-powered panels where a 1-pole, 347V solution is needed\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore original protection characteristics without changing panel configuration\u003c\/li\u003e \u003cli\u003eSingle-circuit protection in commercial or light-industrial installations where precise voltage and pole requirements are essential\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical guidance for selection and installation\u003c\/h2\u003e\n\u003cp\u003eTo ensure reliable performance, always verify that the breaker’s \u003cstrong\u003evoltage rating\u003c\/strong\u003e and \u003cstrong\u003epole configuration\u003c\/strong\u003e match the circuit you intend to protect. Use the \u003cstrong\u003epart number (HGB1K030B)\u003c\/strong\u003e as the primary reference for compatibility with your Siemens panel or enclosure. Before installation, power down the equipment, confirm there are no outstanding fault conditions in the system, and ensure all connections are secure and torque-appropriate according to your panel’s guidelines. If your configuration changes or you’re performing a full retrofit, this 1-pole 347V device provides a precise, straightforward upgrade path without introducing unnecessary complexity.\u003c\/p\u003e \u003ch2\u003eInformed choice for safer, smarter panels\u003c\/h2\u003e\n\u003cp\u003eChoosing the Siemens HGB1K030B means aligning with a trusted protection solution that emphasizes exact specifications and straightforward compatibility. It’s ideal for electricians and facility managers who value predictable performance, simplified ordering (via the definitive part number), and a solution that slots neatly into established Siemens-based electrical ecosystems. If you’re evaluating options for a single-pole, high-voltage protective device, this model offers a well-matched combination of form, function, and reliability that supports safer, more efficient electrical operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426656407714,"sku":"HGB1K030B","price":1216.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hgb1k030b-circuit-breaker-1-pole-347v-433.webp?v=1789601440","url":"https:\/\/www.ampstate.com\/products\/siemens-hgb1k030b-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}