{"product_id":"siemens-bq3b100hl-circuit-breaker","title":"Siemens | BQ3B100HL | Circuit Breaker | 100A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens BQ3B100HL is a dependable 100A, 3-pole, 240V bolt-on circuit breaker designed for demanding electrical panels. Built for maintenance, retrofit, and replacement projects, it delivers precise current protection in three‑phase systems while preserving Siemens compatibility in your distribution lineup.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100A\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\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e BQ3B100HL\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest practice:\u003c\/strong\u003e Confirm fit and ratings before ordering—the part number is your most reliable compatibility reference.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your electrical setup:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong seek precise three-phase protection:\u003e The 3-pole design is ideal for distributing balanced protection across all phases of a 240V three-phase system, helping to safeguard equipment and maintain stable operation.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong retrofit-ready:\u003e If you’re updating or replacing aging breakers in Siemens-compatible panels, the BQ3B100HL provides a straightforward swap with the same bolt-on mounting footprint you rely on.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong reliable maintenance option:\u003e Keeping a ready-to-install 100A breaker on hand minimizes downtime during service calls or capacity upgrades.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance and service upgrades in commercial or light industrial panels that require a 3-pole, 240V protection scheme.\u003c\/li\u003e \u003cli\u003eRetrofit projects where existing bolt-on breakers of the same family need to be replaced with a Siemens-certified alternative.\u003c\/li\u003e \u003cli\u003eSpare part for ongoing equipment protection in systems designed around the BQ3B100HL specifications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eInstallation and compatibility tips:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAlways verify panel compatibility using the exact part number (BQ3B100HL) to ensure correct fit and ratings before ordering.\u003c\/li\u003e \u003cli\u003eBefore installation, power down the panel and follow established safety procedures. Use the panel’s documentation to confirm the correct mounting location and wiring clearances for bolt-on devices.\u003c\/li\u003e \u003cli\u003eKeep a compatible spare on hand for fast replacement during preventive maintenance or after a surge event, reducing downtime and service disruption.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith Siemens engineering at the core, the BQ3B100HL delivers dependable protection for three-phase 240V circuits, structured for easy integration into existing Siemens systems. Whether you’re updating panels, performing routine replacements, or stocking for future service needs, this 100A, 3-pole bolt-on breaker is a practical, compatibility‑focused choice.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427492909218,"sku":"BQ3B100HL","price":520.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-bq3b100hl-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}