{"product_id":"siemens-bqd12000s01-20a-1p-277v-circuit-breaker","title":"Siemens BQD12000S01 20A 1P 277V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eExperience reliable circuit protection with the Siemens \u003cstrong\u003eBQD12000S01\u003c\/strong\u003e 20A 1P 277V Circuit Breaker. Built for everyday electrical work, this single-pole breaker guards each branch circuit in panelboards, load centers, and electrical distribution systems, delivering dependable interruption when overcurrent occurs.\u003c\/p\u003e \u003cp\u003eWhat sets this unit apart:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise 1-pole, 20-amp rating\u003c\/strong\u003e for safeguarding individual branches, ideal for lighting and general commercial loads powered at 277V.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277V compatibility\u003c\/strong\u003e tailored for commercial\/industrial architectures where lighting and control circuits run at higher voltage levels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number stability\u003c\/strong\u003e—a go-to choice for retrofit work and maintenance planning when you must keep the same replacement part number across a building portfolio.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeamless integration\u003c\/strong\u003e with Siemens panelboards, load centers, and electrical distribution setups; minimize rewiring and inventory challenges during upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEasy procurement from AmpState\u003c\/strong\u003e and support to verify fit if you’re unsure about compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is especially valuable for facilities teams, electricians, and contractors who manage ongoing maintenance or retrofit projects in commercial spaces. It provides predictable performance, keeps inventories aligned with your existing Siemens installations, and reduces downtime when replacements are needed.\u003c\/p\u003e \u003ch3\u003eUse cases and practical guidance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplace an aging or failed branch circuit on a 277V lighting circuit in a commercial building without changing the surrounding panel infrastructure.\u003c\/li\u003e \u003cli\u003eStock a standard spare that matches your existing Siemens BQD family units to streamline maintenance planning.\u003c\/li\u003e \u003cli\u003ePlan retrofits where keeping the original part number simplifies ordering, procurement, and documentation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you need help matching a part number or confirming compatibility, message AmpState and we’ll help you confirm fit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413678739618,"sku":"BQD12000S01","price":10.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-bqd12000s01-20a-1p-277v-circuit-breaker-ampstate-breakers-847.webp?v=1789079044","url":"https:\/\/www.ampstate.com\/products\/siemens-bqd12000s01-20a-1p-277v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}