{"product_id":"siemens-bq1b050-50a-1p-120v-circuit-breaker","title":"Siemens BQ1B050 50A 1P 120V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens BQ1B050 — a 50 A, 1‑pole, 120 V circuit breaker designed for dependable circuit protection in panelboards, load centers, and electrical distribution networks.\u003c\/p\u003e \u003cp\u003eDesigned for exact part-number matching, this Siemens breaker is an ideal fit for maintenance teams, panel builders, and stockrooms where a direct compatibility match matters. The BQ1B050 is the one‑to‑one replacement for Siemens panels requiring a 1P 50A, 120V unit, ensuring a seamless fit and reliable performance.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eOne-pole design provides fast, targeted protection for a single hot leg in 120 V circuits, helping guard wiring and connected devices from overloads.\u003c\/li\u003e \u003cli\u003e50 A rating balances protection with capacity for typical branch circuits and select feeders in residential and light commercial applications.\u003c\/li\u003e \u003cli\u003eOEM-grade reliability: built by Siemens for compatibility with Siemens panelboards and load centers, reducing the risk of misfit parts or nuisance trips.\u003c\/li\u003e \u003cli\u003eStock-ready with AmpState: easy to source for maintenance inventories, service fleets, and panel-building projects.\u003c\/li\u003e \u003cli\u003eClear part-number alignment: BQ1B050 ensures you’re selecting the exact device your system requires.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eUse cases and ideal applications\u003c\/h2\u003e\n\u003cp\u003eKeep a spare BQ1B050 on hand for rapid service calls, retrofit projects, and panel replacements where a direct Siemens part is required. It’s well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential electrical service panels needing reliable 120V, 50A protection on a single pole.\u003c\/li\u003e \u003cli\u003eCommercial or light-industrial panelboards where fast, correct replacements minimize downtime.\u003c\/li\u003e \u003cli\u003eMaintenance inventories that prioritize OEM parts to simplify ordering and maintain consistency across builds.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSpecifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e BQ1B050\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 50 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 120 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit. This product is available from AmpState for quick procurement and reliable supply.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410990092450,"sku":"BQ1B050","price":69.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-bq1b050-50a-1p-120v-circuit-breaker-ampstate-breakers-104.webp?v=1789001177","url":"https:\/\/www.ampstate.com\/products\/siemens-bq1b050-50a-1p-120v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}