{"product_id":"siemens-3va5440-0mh31-0aa0-400a-3p-480v-circuit-breaker","title":"Siemens 3VA5440-0MH31-0AA0 400A 3P 480V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens 3VA5440-0MH31-0AA0 is a 400 A, three-pole (3P), 480 V circuit breaker designed to safeguard panelboards, load centers, and electrical distribution systems. With this exact part number from Siemens, technicians and installers can achieve a precise fit, reducing downtime and installation guesswork in critical environments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this unit stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact part-number match\u003c\/strong\u003e ensures seamless replacement without adapters or field modifications, streamlining maintenance and inventory control.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e tailored for 3-phase 480 V systems, aligning with common commercial and industrial electrical layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect compatibility\u003c\/strong\u003e with Siemens panelboards and load centers, supporting reliable integration into existing electrical distributions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability from AmpState\u003c\/strong\u003e means faster access to a dependable spare for service teams and panel builders.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: 3VA5440-0MH31-0AA0\u003c\/li\u003e \u003cli\u003eProduct Type: Circuit Breaker\u003c\/li\u003e \u003cli\u003eAmperage: 400 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 480 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing protection in 3-phase, 480 V distribution panels and load centers.\u003c\/li\u003e \u003cli\u003eBuilding or expanding electrical distribution where precise Siemens part-number compatibility is essential.\u003c\/li\u003e \u003cli\u003eStocking a reliable spare in service fleets or spare-part inventories to minimize downtime during maintenance windows.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eDirect answers to common questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIs this the right part for a Siemens 3VA-based panel? Yes—this is a Siemens 3VA5440-0MH31-0AA0 circuit breaker designed for 3P, 480 V applications.\u003c\/li\u003e \u003cli\u003eCan I verify compatibility with my panel before ordering? AmpState offers assistance to confirm fit and compatibility—just reach out.\u003c\/li\u003e \u003cli\u003eWhere can I buy it? It’s available from AmpState for quick sourcing and reliable delivery.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFast, practical guidance for procurement\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen precision matters—whether you’re a maintenance technician, a panel builder, or maintaining spare inventories—choosing the exact part number ensures correct installation, reduces retrofit risk, and speeds service. If you need confirmation on fit or compatibility, contact AmpState and we’ll help verify the match for your specific Siemens installation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413702201506,"sku":"3VA5440-0MH31-0AA0","price":10.0,"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-3va5440-0mh31-0aa0-400a-3p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}