{"product_id":"siemens-bq3b030-30a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens BQ3B030 - 30 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens BQ3B030 is a robust 30A, 240V, 3-pole bolt-on molded case circuit breaker designed to safeguard panelboards and load centers with dependable branch circuit overcurrent and short-circuit protection. Built for demanding environments, this device combines secure mounting, precise protection, and seamless compatibility in a single, reliable package.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey advantages that set the BQ3B030 apart\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e for a rigid, vibration-resistant connection to the bus bars—minimizing loose connections that can lead to overheating and trips in electrical enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection performance against both overloads and short circuits, helping protect wiring and connected equipment from damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 240V design\u003c\/strong\u003e ideal for 3-phase systems and multi-circuit protection in commercial and light industrial settings, while still suitable for residential applications that require robust 3-pole protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible performance\u003c\/strong\u003e engineered to work with matching Siemens OEM load centers and panelboards, ensuring a seamless fit and reliable operation within your existing electrical distribution system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat problems does it solve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePrevents electrical fires and equipment damage by quickly interrupting fault currents at their source.\u003c\/li\u003e \u003cli\u003eReduces maintenance headaches with a durable, vibration-resistant design that stays secure in challenging environments.\u003c\/li\u003e \u003cli\u003eProvides precise, predictable tripping behavior, minimizing nuisance trips and maintaining steady operation for critical loads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal for\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eElectricians and facilities managers configuring subpanels, feeders, or new installs in residential, commercial, and light industrial applications.\u003c\/li\u003e \u003cli\u003eProjects that require reliable, Siemens-designed protection within panelboards and load centers that match OEM specifications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: BQ3B030\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 30A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 240V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens BQ3B030, you’re choosing a trusted, purpose-built solution that aligns with Siemens panelboards and load centers, delivering dependable protection for everyday electrical demands. Whether upgrading an aging installation or stocking spare parts for ongoing service, this 3-pole, 30A bolt-on breaker provides reliable performance, peace of mind, and a clear path to compliant, safe electrical distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349764690082,"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_cd2e8efc-152b-4969-8898-74bdaebe0118.png?v=1764156163","url":"https:\/\/www.ampstate.com\/products\/siemens-bq3b030-30a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}