{"product_id":"siemens-bq3b02000s01-20a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens BQ3B02000S01 - 20 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens BQ3B02000S01 — a 20A, 240V, 3-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for steady performance in dynamic electrical environments, this device combines rugged mounting with precise protection to keep your circuits safe and running smoothly.\u003c\/p\u003e \u003ch3\u003eWhy the Siemens BQ3B02000S01 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e for a rigid, vibration-resistant bus connection that stays engaged under demanding conditions, reducing the chance of loose connections over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by reacting to both sustained overloads and instantaneous short circuits, helping to minimize nuisance trips while safeguarding wiring and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e designed to work with matching Siemens OEM load centers and panelboards, ensuring a proper fit, coordinated trip characteristics, and streamlined installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile 3-pole design\u003c\/strong\u003e provides comprehensive protection for balanced three-phase circuits, ideal for applications where coordinated phase protection matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho this is for and practical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIdeal for residential upgrades, commercial panel installations, and light industrial distribution where reliable three-phase protection is required.\u003c\/li\u003e \u003cli\u003eUse in panelboards and load centers to protect branch circuits feeding motors, HVAC equipment, lighting, and other demanding loads.\u003c\/li\u003e \u003cli\u003eSuitable for retrofit projects where existing Siemens bolt-on breakers and OEM enclosures are specified, helping you maintain system consistency and compliance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\/Part number:\u003c\/strong\u003e Siemens BQ3B02000S01\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eBenefits that matter in real-world terms\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReliable protection that minimizes downtime: the thermal-magnetic mechanism responds quickly to short circuits while accommodating normal load fluctuations.\u003c\/li\u003e \u003cli\u003eLong-term connection integrity: secure bolt-on mounting supports consistent bus contact, reducing arc risk and maintaining protection performance over time.\u003c\/li\u003e \u003cli\u003eStreamlined installations and maintenance: compatibility with Siemens OEM equipment simplifies sourcing, inventories, and service across panelboards and load centers.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUpgrade or install with confidence using the Siemens BQ3B02000S01 20A 240V 3-pole bolt-on circuit breaker — a thoughtful choice for dependable, code-aligned protection in modern electrical distributions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349764264098,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_f1221496-971e-4c2b-82f6-4a3d1756c99c.png?v=1764156151","url":"https:\/\/www.ampstate.com\/products\/siemens-bq3b02000s01-20a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}