{"product_id":"siemens-3va41205ed140aa0-20a-1p-277v-circuit-breaker","title":"Siemens 3VA41205ED140AA0 20A 1P 277V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens 3VA41205ED140AA0 — a dependable single-pole circuit breaker built for everyday electrical work. Engineered for panelboards, load centers, and electrical distribution, this 20 A, 1P device delivers targeted overcurrent protection for 277 V branch circuits, helping keep critical systems safe and running smoothly.\u003c\/p\u003e \u003cp\u003eWhy this breaker stands out in real-world work:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise 20 A protection\u003c\/strong\u003e for dedicated branch circuits, ensuring safe operation without nuisance tripping on normal loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277 V rating\u003c\/strong\u003e tailored for commercial and certain industrial installations, expanding compatibility beyond standard 120\/240 V applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole design\u003c\/strong\u003e simplifies replacement in existing panelboards and load centers without unnecessary complexity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number continuity\u003c\/strong\u003e ideal for retrofit projects and maintenance planning when the part number must stay consistent across replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens reliability\u003c\/strong\u003e tapping into a long-standing lineage of quality electrical protection devices designed for durable performance in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmpState availability\u003c\/strong\u003e ensures you can source this exact part when you need it, simplifying procurement and project timelines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases and scenarios:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where maintaining the exact part number avoids compatibility questions and inventory headaches.\u003c\/li\u003e \u003cli\u003eMaintenance planning for panelboards and distribution systems that rely on consistent components across upgrades or expansions.\u003c\/li\u003e \u003cli\u003eReplacing a failed breaker in 277 V circuits within commercial spaces, data centers, or light industrial facilities.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho benefits most from this product:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eElectrical contractors handling panel refurbishment or expansion projects.\u003c\/li\u003e \u003cli\u003eFacilities managers coordinating preventative maintenance and parts standardization.\u003c\/li\u003e \u003cli\u003eIndustrial and commercial electricians seeking reliable, field-proven circuit protection for higher-voltage applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow this breaks down for decision-making:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFocus on matching amperage (20 A), voltage (277 V), and pole count (1P) to your existing panel configuration.\u003c\/li\u003e \u003cli\u003eConsider the importance of part-number stability for retrofit timelines and stock management.\u003c\/li\u003e \u003cli\u003eChoose AmpState as a trusted source to confirm compatibility and availability for your project.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help confirming fit or matching a part number to your panel? Message us and we’ll help you verify compatibility and streamline your ordering. Available now from AmpState — secure the exact Siemens 3VA41205ED140AA0 you need to keep your electrical system protected and projects on track.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46412992479394,"sku":"3VA41205ED140AA0","price":1069.0,"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-3va41205ed140aa0-20a-1p-277v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}