{"product_id":"siemens-eh3k-circuit-breaker","title":"Siemens | EH3K | Circuit Breaker | 150A | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens EH3K Circuit Breaker — a purpose-built protection device designed for reliability in commercial and light industrial electrical systems. With a 150A rating and a 600V maximum, it’s engineered for maintenance, retrofit, and replacement projects where exact specifications matter. The EH3K part number is the clearest reference for compatibility across Siemens panels and related equipment, making it a trusted choice when you need precise, dependable protection.\u003c\/p\u003e \u003ch2\u003eWhy the EH3K stands out\u003c\/h2\u003e\n\u003cp\u003eThis breaker is designed to deliver consistent performance in demanding environments. Its 150A\/600V specification anchors protection for feeders and branch circuits, helping you maintain safe operation and reduce unexpected downtime. By matching the EH3K to the appropriate Siemens panels, you can preserve the intended protection scheme without modifying your existing wiring topology.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 150A\u003c\/li\u003e \u003cli\u003eVoltage rating: 600V\u003c\/li\u003e \u003cli\u003ePart number: EH3K\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance on existing electrical installations that require precise 150A protection\u003c\/li\u003e \u003cli\u003eRetrofit projects to bring panels up to date without altering the protection setup\u003c\/li\u003e \u003cli\u003eReplacement for worn or obsolete breakers in compatible Siemens systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow to ensure the right fit\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, verify that the EH3K matches your panel’s form factor and ratings. The part number EH3K is your most reliable reference for compatibility with Siemens panels and related equipment. Consult your panel labeling or Siemens catalogs to confirm that the breaker’s amperage and voltage align with your circuit requirements.\u003c\/p\u003e \u003ch2\u003ePractical installation and use tips\u003c\/h2\u003e\n\u003cp\u003eAlways de-energize the system and follow proper lockout\/tagout procedures before replacement. Handle the breaker with clean contacts to ensure reliable engagement, and plan a controlled downtime window if replacing multiple units to minimize disruption. With the Siemens EH3K, you’re choosing a trusted, exactly-specified solution designed to keep your electrical system protected and running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424453513378,"sku":"EH3K","price":508.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-eh3k-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}