{"product_id":"siemens-b290h-90a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens B290H - 90 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens B290H - 90A, 240V, 2-pole bolt-on molded case circuit breaker is built for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. This unit is engineered to stay secure in demanding environments, delivering consistent protection when it matters most.\u003c\/p\u003e \u003ch3\u003eKey differentiators that matter\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: delivers a rigid, vibration-resistant bus connection, reducing movement that can compromise continuity and protection over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: provides stable, repeatable protection by blending thermal overload sensing with fast magnetic interruption for short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM panel compatibility\u003c\/strong\u003e: designed to pair with Siemens OEM load centers and panelboards for a cohesive, reliable protection system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e: suitable for residential, commercial, and light industrial environments, protecting critical branch circuits up to 90A at 240V.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems does it solve?\u003c\/h3\u003e\n\u003cp\u003eIn active electrical panels, loose connections and inconsistent protection can lead to nuisance trips or delayed responses to faults. The B290H’s bolt-on design keeps the breaker firmly seated for a stable electrical path, while the thermal-magnetic trip unit responds quickly to short circuits and provides dependable overload protection. The result is minimized downtime, improved safety, and better protection for connected equipment.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential service panels with higher demand on a single branch circuit\u003c\/li\u003e \u003cli\u003eCommercial lighting and receptacle circuits in mid-size spaces\u003c\/li\u003e \u003cli\u003eLight industrial equipment distribution where durable, vibration-resistant protection is needed\u003c\/li\u003e \u003cli\u003ePanelboard retrofit projects requiring seamless Siemens OEM compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage rating: 90A\u003c\/li\u003e \u003cli\u003eVoltage rating: 240V\u003c\/li\u003e \u003cli\u003eNumber of poles: 2\u003c\/li\u003e \u003cli\u003eMounting style: Bolt-on\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eTorque mounting bolts to the panel manufacturer's specifications to maintain a secure connection and reliable performance.\u003c\/li\u003e \u003cli\u003eVerify that the panelboard accepts a 2-pole, 90A, 240V bolt-on molded case breaker from Siemens for a perfect fit.\u003c\/li\u003e \u003cli\u003eClean and inspect bus connections before installation to ensure optimal contact and minimize arcing risks.\u003c\/li\u003e \u003cli\u003eAssign this breaker to circuits with higher continuous loads or exposure to fault conditions to maximize protective benefits across the panel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349752434850,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-b290h-90-a-240-v-2-pole-bolt-on-circuit-breaker-ampstate-471.webp?v=1788720799","url":"https:\/\/www.ampstate.com\/products\/siemens-b290h-90a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}