{"product_id":"siemens-3va5170-5ed21-0aa0-70a-2p-480v-circuit-breaker","title":"Siemens 3VA5170-5ED21-0AA0 70A 2P 480V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens 3VA5170-5ED21-0AA0 is a purpose-built circuit breaker designed to deliver reliable protection in panelboards, load centers, and electrical distribution networks. With a 70 A rating and a 2-pole configuration at 480 V, this unit provides robust, two-breaker protection for multi-wire circuits and essential power rails. It’s a trusted choice for installations where space, compatibility, and performance must align precisely.\u003c\/p\u003e \u003cp\u003eBuilt for retrofit work and maintenance planning, the 3VA5170-5ED21-0AA0 helps you keep your protection strategy consistent by sticking to the same part number. This makes exchanges, stock management, and service scheduling simpler and less error-prone. AmpState makes this Siemens part readily available, and if you’re matching a specific catalog or need compatibility confirmation, you can message us for expert guidance to confirm fit.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3VA5170-5ED21-0AA0\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 70 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 \u003ch3\u003eWhy this specific 3VA5170-5ED21-0AA0 stands out\u003c\/h3\u003e\n\u003cp\u003eUnlike generic breakers, this model is built to integrate seamlessly with Siemens protection schemes and the 3VA family’s mounting and electrical characteristics. Its 2-pole, 480 V rating is ideal for protecting feeder circuits and critical loads in commercial and industrial environments, helping you maintain power reliability with a direct, drop-in replacement when the exact part number is required.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eConsider the Siemens 3VA5170-5ED21-0AA0 for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where maintaining a consistent catalog number simplifies procurement and service history\u003c\/li\u003e \u003cli\u003eMaintenance planning that benefits from predictable replacement parts and minimal configuration changes\u003c\/li\u003e \u003cli\u003eElectrical distribution upgrades that require a sturdy 2-pole breaker rated at 480 V for load centers and panelboards\u003c\/li\u003e \u003cli\u003eStocking spare parts inventories for service teams to reduce downtime during outages\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to approach compatibility and fit\u003c\/h3\u003e\n\u003cp\u003eIf you’re replacing an existing Siemens protection device or standardizing on the 3VA family, verify that the 3VA5170-5ED21-0AA0 matches your panelboard or distribution board’s catalog requirements. AmpState offers support to confirm fit and compatibility, helping you avoid misfits and delays during the retrofit or maintenance window.\u003c\/p\u003e \u003cp\u003eInvesting in this Siemens circuit breaker means choosing a reliable, compatible solution that supports streamlined maintenance, clear part-number tracking, and steady performance across your electrical distribution system. Add the 3VA5170-5ED21-0AA0 to your inventory to ensure quick, accurate replacements when you need them most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413379207330,"sku":"3VA5170-5ED21-0AA0","price":2276.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/siemens-3va5170-5ed21-0aa0-70a-2p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}