{"product_id":"siemens-bq3b020hl-circuit-breaker","title":"Siemens | BQ3B020HL | Circuit Breaker | 20A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eChoose reliability for your three‑phase protection with the Siemens BQ3B020HL Circuit Breaker. This 20A, 3‑pole device is purpose‑built for 240V systems, delivering precise, predictable protection for motors, equipment, and control panels in commercial or light industrial environments. When you’re maintaining, retrofitting, or replacing a circuit, this breaker provides a trusted Siemens‑origin option that aligns with your existing panel architecture.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e BQ3B020HL\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this Siemens breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑pole protection for 3‑phase systems:\u003c\/strong\u003e Simultaneous disconnection of all three conductors in fault conditions helps prevent equipment damage and improves safety in 3‑phase circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect compatibility with Siemens installations:\u003c\/strong\u003e Built to match Siemens panels and load centers, promoting consistent fit and predictable performance during upgrades or replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear fit and compatibility reference:\u003c\/strong\u003e The part number BQ3B020HL is the most reliable reference when confirming compatibility with your setup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRetrofits and replacements in existing 3‑phase 240V electrical architectures\u003c\/li\u003e \u003cli\u003eMaintenance upgrades in commercial or light industrial environments with Siemens gear\u003c\/li\u003e \u003cli\u003eReplacement for aging breakers in three‑phase motor control applications and 240V distributions\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow to verify compatibility\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eEnsure the circuit requires 20A protection and a 3‑pole configuration for 240V systems.\u003c\/li\u003e \u003cli\u003eCross‑check the panel labeling and the Siemens panel family to confirm form factor compatibility.\u003c\/li\u003e \u003cli\u003eUse the part number BQ3B020HL as the definitive reference when ordering to match specifications precisely.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant note:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the best reference for compatibility, helping you avoid mismatches and ensuring reliable protection from the moment you install the BQ3B020HL.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427494645922,"sku":"BQ3B020HL","price":463.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-bq3b020hl-circuit-breaker-20a-3-pole-240v-643.webp?v=1789731055","url":"https:\/\/www.ampstate.com\/products\/siemens-bq3b020hl-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}