{"product_id":"siemens-3va5190-5ed21-0aa0-90a-2p-480v-circuit-breaker","title":"Siemens 3VA5190-5ED21-0AA0 90A 2P 480V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens 3VA5190-5ED21-0AA0 — a purpose-built circuit breaker crafted for reliable protection in panelboards, load centers, and electrical distribution networks. This 2-pole unit delivers a 90 A rating at 480 V, making it a solid choice for commercial and light industrial applications where dependable interruption is essential to protect wiring, devices, and personnel.\u003c\/p\u003e \u003cp\u003eWhy this exact part matters for your project\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact part number for BOM fidelity:\u003c\/strong\u003e The 3VA5190-5ED21-0AA0 designation keeps your original equipment manufacturer (Siemens) bill of materials intact, reducing compatibility risks and enabling precise replacement in service or retrofit projects.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTwo-pole, 90 A protection:\u003c\/strong\u003e Designed for circuits that require balanced protection and clean disconnects across two conductors, helping maintain system integrity in distribution setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e480 V class performance:\u003c\/strong\u003e Ideal for commercial electrical distribution where higher voltage circuits demand robust protection and reliable interruption timing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesigned for Siemens ecosystems:\u003c\/strong\u003e Seamlessly integrates with Siemens panelboards, load centers, and accessories, preserving electrical system compatibility and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmpState availability:\u003c\/strong\u003e Ready-to-ship from AmpState, supporting fast replacements and dependable spare stocking for ongoing maintenance programs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExpert compatibility support:\u003c\/strong\u003e If you’re unsure about fit, AmpState can help confirm compatibility with your panel schedule and existing gear—so you can move forward with confidence.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases and who benefits\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or aging breaker in Siemens panelboards or load centers while keeping BOM alignment to the original part number.\u003c\/li\u003e \u003cli\u003eStocking spares as part of a preventive maintenance program for facilities that rely on stable, compliant electrical distribution.\u003c\/li\u003e \u003cli\u003eUpgrading or maintaining commercial electrical systems where 480 V distribution is standard and 90 A capacity matches the circuit requirements.\u003c\/li\u003e \u003cli\u003eSpecifying exact Siemens components in project documentation to ensure installation congruence with design drawings and commissioning tests.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey considerations when evaluating this breaker\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eConfirm the circuit’s voltage and current requirements align with 480 V and 90 A to ensure safe, reliable protection.\u003c\/li\u003e \u003cli\u003eVerify that the application is compatible with a two-pole configuration for circuits that require simultaneous interruption of both conductors.\u003c\/li\u003e \u003cli\u003eEnsure the replacement part number matches the original specification to maintain BOM integrity and warranty support.\u003c\/li\u003e \u003cli\u003eLeverage AmpState’s compatibility support to confirm fit within your specific Siemens panel or distribution setup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3VA5190-5ED21-0AA0\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Panelboards, Load centers, Electrical distribution\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re aiming for a precise, reliable replacement that keeps your electrical system aligned with the original design, the Siemens 3VA5190-5ED21-0AA0 is engineered for that exact purpose. For compatibility confirmation or tailored assistance, you can reach out to AmpState for expert support and quicker, confident procurement.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413703708834,"sku":"3VA5190-5ED21-0AA0","price":2396.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/siemens-3va5190-5ed21-0aa0-90a-2p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}