{"product_id":"siemens-he43b030-circuit-breaker","title":"Siemens | HE43B030 | Circuit Breaker | 30A | 3-Pole | 480V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HE43B030 is a rugged, ready-for-action circuit breaker designed for 480V three-phase systems and 30A protection. Built to meet the demands of maintenance, retrofit, and replacement projects, this 3-Pole, bolt-on unit integrates smoothly into compatible panels while preserving electrical safety and system reliability.\u003c\/p\u003e \u003cp\u003eKey benefits you’ll notice in real-world installations:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect part reference:\u003c\/strong\u003e Part number HE43B030 serves as the most reliable compatibility guide when sourcing a matching breaker.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise specifications:\u003c\/strong\u003e 30A current rating, 3-pole configuration, and 480V operating voltage ensure accurate protection for 3-phase feeders and motors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On mounting:\u003c\/strong\u003e The bolt-on design simplifies installation and allows firm, secure mounting in appropriate switchgear and control panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted use cases:\u003c\/strong\u003e Ideal for maintenance upgrades, retrofit projects, and replacement of worn or obsolete breakers in 480V, 3-phase systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFit-for-purpose reminder:\u003c\/strong\u003e Confirm fit and ratings before ordering to ensure seamless integration with your existing equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose Siemens for 3-phase protection matters. The HE43B030 provides dependable interruption across all three phases, helping protect valuable equipment from overloads and short circuits while supporting orderly shutoff in fault conditions. Its 480V rating matches common industrial distributions, making it a practical choice for panel upgrades and modernization efforts without overhauling entire electrical architectures.\u003c\/p\u003e \u003cp\u003ePractical use scenarios include:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eUpgrading control panels in manufacturing lines that operate on 480V three-phase power\u003c\/li\u003e \u003cli\u003eRetrofit projects where a precise 30A, 3-Pole bolt-on breaker is required to restore original protection standards\u003c\/li\u003e \u003cli\u003eMotor feeders and distribution circuits in process environments where reliable circuit protection is critical\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCompared to other protection options, the Siemens HE43B030 offers a straightforward, compatible replacement path for equipment that specifies a 30A, 3-Pole, 480V bolt-on breaker. By sticking to the exact part reference, you minimize compatibility risks and downtime, ensuring your protection scheme remains consistent with your existing Siemens hardware.\u003c\/p\u003e \u003cp\u003eReady to proceed? Use the HE43B030 as your compatibility anchor, verify the match to your panel and ratings, and install with the confidence that comes from Siemens engineering designed for demanding industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424385945762,"sku":"HE43B030","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-he43b030-circuit-breaker-30a-3-pole-480v-bolt-247.webp?v=1789349050","url":"https:\/\/www.ampstate.com\/products\/siemens-he43b030-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}