{"product_id":"siemens-ed43m030-30a-3p-480v-circuit-breaker","title":"Siemens ED43M030 30A 3P 480V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens ED43M030 — a rugged, three-pole, 30A circuit breaker designed for dependable protection in 480V three-phase systems. Built to perform in panelboards, load centers, and broader electrical distribution networks, it helps keep critical equipment safe while minimizing downtime.\u003c\/p\u003e \u003cp\u003ePerfect for replacement projects and spare stocking, the ED43M030 keeps your bill of materials aligned with the original part number. That means faster swaps, fewer configuration surprises, and continuity across assemblies that rely on exact Siemens specifications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: ED43M030\u003c\/li\u003e \u003cli\u003eProduct Type: Circuit Breaker\u003c\/li\u003e \u003cli\u003eAmperage: 30 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 480V\u003c\/li\u003e \u003cli\u003eAvailability: AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho benefits most\u003c\/strong\u003e: facility managers, electrical contractors, OEMs, and maintenance teams maintaining legacy installations or upgrading distribution infrastructure that relies on exact Siemens parts for reliability and BOM fidelity.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases and practical why-it-works\u003c\/strong\u003e:\n- Replacing a failed or aging breaker in 480V three-phase panelboards or load centers without disturbing surrounding circuitry.\n- Stocking a precise spare that guarantees a seamless, original-equipment fit when time is critical.\n- Keeping retrofits and modernizations aligned with the exact Siemens part number to preserve performance and documentation integrity.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this specific model stands out\u003c\/strong\u003e: unlike generic substitutes, the ED43M030 delivers Siemens-grade protection in a compact, proven format that matches the original deployment. Its 30-amp rating and 3-pole configuration are ideal for distributing balanced fault protection across 480V industrial or commercial environments, helping you maintain consistent protection strategy across your electrical distribution network.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and installation tips\u003c\/strong\u003e: confirm that your panelboard or load center supports a 3-pole, 480V Siemens breaker and that the ED43M030 matches the original BOM. For installation specifics such as terminal torque and wiring requirements, refer to the Siemens datasheet and your panel’s installation guide. If you’re unsure about fit, AmpState is ready to help verify compatibility and cross-reference the part number.\u003c\/p\u003e \u003cp\u003eNeed help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413716390050,"sku":"ED43M030","price":2579.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ed43m030-30a-3p-480v-circuit-breaker-ampstate-breakers-970.webp?v=1789088227","url":"https:\/\/www.ampstate.com\/products\/siemens-ed43m030-30a-3p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}