{"product_id":"siemens-bqd290-90a-480v-2-pole-bolt-on-circuit-breaker","title":"Siemens BQD290 - 90 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens BQD290 is a 90A, 480V, 2-pole bolt-on molded case circuit breaker engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built to endure demanding electrical environments, this unit delivers precise protection when it matters most, from everyday commercial spaces to light industrial setups.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: A rigid, vibration-resistant bus connection that stays dependable through the life of the installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Combines precise overload sensing with fast short-circuit response for stable, repeatable protection performance across varying loads and temperatures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: Designed to be used with matching Siemens OEM load centers and panelboards for seamless upgrades and replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Suitable for residential, commercial, and light industrial environments where reliable distribution protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e BQD290\u003c\/li\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 90 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 2\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\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and practical use cases\u003c\/h3\u003e\n\u003cp\u003eUse the BQD290 to protect feeders and branch circuits fed from panelboards and load centers in both new installations and existing upgrades. It’s well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential and light commercial distribution panels where 90A protection is required\u003c\/li\u003e \u003cli\u003eCommercial lighting and receptacle circuits that demand reliable fault protection\u003c\/li\u003e \u003cli\u003eSmall motor circuits in light industrial settings where quick interruption of faults minimizes downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose this breaker\u003c\/h3\u003e\n\u003cp\u003eThe BQD290 stands out with its combination of secure mounting, durable construction, and a smart trip mechanism. The bolt-on design reduces movement under vibration, while the thermal-magnetic trip unit delivers consistent protection against both overloads and short circuits. Pair it with compatible Siemens panelboards to maintain electrical coordination and protection across the distribution system.\u003c\/p\u003e \u003ch3\u003eInstallation notes and compatibility\u003c\/h3\u003e\n\u003cp\u003eThis 2-pole, bolt-on breaker is intended for use in Siemens OEM panelboards and load centers. Before integrating it, verify that your equipment specification aligns with the BQD290’s 90 A, 480 V, 2-pole design to ensure a trouble-free fit and optimal protection performance.\u003c\/p\u003e \u003cp\u003eAvailable through AmpState, the Siemens BQD290 90 A, 480 V, 2-Pole Bolt-On Circuit Breaker is a reliable choice for professionals seeking precise, durable branch circuit protection. Add it to your cart to safeguard your electrical distribution with equipment designed to work together seamlessly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349769015458,"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_29eca2cf-e0fd-4fdf-bdd9-0c1d8cfbbb98.png?v=1764156257","url":"https:\/\/www.ampstate.com\/products\/siemens-bqd290-90a-480v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}