{"product_id":"siemens-ef3h050-circuit-breaker","title":"Siemens | EF3H050 | Circuit Breaker | 50A | 600V | 14kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for reliability in demanding electrical environments, the Siemens EF3H050 Circuit Breaker delivers precise overcurrent protection with quick bolt-on installation. This 50-amp, 600-volt protector is built to handle higher fault currents with a 14kA interrupting capacity, making it a robust choice for modern panels and retrofit projects.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement where exact specifications matter, the EF3H050 carries the Siemens part number that’s the best compatibility reference.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 50A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupting capacity:\u003c\/strong\u003e 14kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e EF3H050 (primary compatibility reference)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens circuit breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThe bolt-on design facilitates fast, secure mounting in compatible Siemens enclosures, making it an efficient choice for field upgrades and service work. With a 14kA interrupting capacity, it’s engineered to clear high-energy faults quickly, protecting downstream equipment and reducing downtime. The 600V rating ensures compatibility with a wide range of commercial and light industrial applications where robust protection is essential.\u003c\/p\u003e \u003ch3\u003eIdeal uses and scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and servicing of existing Siemens panels that require a matching EF3H050 specification\u003c\/li\u003e \u003cli\u003eRetrofit projects to upgrade circuits up to 50A without changing panel architecture\u003c\/li\u003e \u003cli\u003eReplacement of failed or functionally degraded breakers in systems demanding reliable, OEM-compatible protection\u003c\/li\u003e \u003cli\u003eApplications across commercial facilities, data centers, and light industrial environments where quick, secure bolt-on installation matters\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConfirm fit and ratings before ordering\u003c\/strong\u003e—use the part number EF3H050 as the best reference for compatibility with your panel.\u003c\/li\u003e \u003cli\u003eMatch the breaker's amperage, voltage, and interrupting capacity to your circuit requirements and enclosure labeling.\u003c\/li\u003e \u003cli\u003eVerify mounting requirements are met in your specific Siemens panel or enclosure to ensure a secure, code-compliant install.\u003c\/li\u003e \u003cli\u003eKeep documentation from your panel manufacturer handy to confirm that a bolt-on configuration is supported for the intended circuit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cem\u003eWhether you’re conducting routine maintenance, performing a retrofit, or replacing a failed unit, the Siemens EF3H050 circuit breaker delivers dependable protection with OEM-grade compatibility—backed by Siemens' engineering and a proven track record in safeguarding electrical systems.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424423891106,"sku":"EF3H050","price":310.0,"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-ef3h050-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}