{"product_id":"siemens-bqd34000s01-40a-3p-480v-circuit-breaker","title":"Siemens BQD34000S01 40A 3P 480V Circuit Breaker, Bolt-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens BQD34000S01 — a purpose-built bolt-on circuit breaker engineered to safeguard panelboards, load centers, and electrical distribution networks. With a 40 A rating, 3 poles, and a 480 V three‑phase design, it delivers targeted protection for critical industrial circuits while supporting retrofit work where preserving a specific part number matters for ongoing maintenance planning.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On mounting\u003c\/strong\u003e for fast, field-friendly installation with compatible Siemens rails and bus systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e40 A, 3-pole, 480 V\u003c\/strong\u003e provides reliable three‑phase protection for feeders, motors, and distribution circuits in industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number BQD34000S01\u003c\/strong\u003e from Siemens ensures consistency in replacements and spares for established installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e include panelboards, load centers, and general electrical distribution — ideal for retrofit projects and long-term maintenance planning.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the Siemens BQD34000S01? The bolt-on design minimizes downtime during panel upgrades, enabling quicker turnover and fewer field modifications. The three‑pole 480 V configuration delivers coordinated protection across all phases, reducing the risk of cascading faults. Keeping the exact part number across replacements simplifies inventory management and ensures compatibility with your existing Siemens infrastructure.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstronguse cases:\u003e industrial facilities with 480 V three‑phase systems (such as manufacturing lines, large motors, and HVAC feeders), retrofit projects needing a consistent part number, and maintenance programs that rely on precise spares alignment.\u003c\/stronguse\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongideal for:\u003e engineers and technicians prioritizing reliable protection, predictable maintenance cycles, and seamless compatibility with Siemens panelboards and load centers.\u003c\/strongideal\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSupport and compatibility\u003c\/strong\u003e — AmpState offers assistance to confirm fit and compatibility. If you’re unsure about exact panel compatibility, send a message and our team will help verify that the BQD34000S01 matches your Siemens equipment and installation requirements.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eKey specs at a glance\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003eAmperage: 40 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 480 V\u003c\/li\u003e \u003cli\u003eMounting: Bolt-On\u003c\/li\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: BQD34000S01\u003c\/li\u003e \u003cli\u003eProduct Type: Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413678674082,"sku":"BQD34000S01","price":10.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/siemens-bqd34000s01-40a-3p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}