{"product_id":"siemens-bq2b050h-50a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens BQ2B050H - 50 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens BQ2B050H is a purpose-built 50 A, 240 V, 2-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 demanding environments, it combines robust mechanical mounting with precise protection technology to keep electrical systems safe and reliable.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant connection to the bus, reducing connection looseness and ensuring consistent performance in panels that experience vibration or movement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding appropriately to both sustained overloads and instantaneous short circuits, protecting wiring and devices without nuisance tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-ready compatibility\u003c\/strong\u003e is designed to work with matching Siemens OEM load centers and panelboards, helping ensure proper fit, listing, and overall system reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple sectors\u003c\/strong\u003e suitable for residential, commercial, and light industrial applications where reliable branch-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: BQ2B050H\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 50 A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 240 V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\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 \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or expanding residential panelboards to safely protect shared circuits and new branch runs.\u003c\/li\u003e \u003cli\u003eCommercial lighting and receptacle circuits in small to mid-size facilities where stable protection is critical.\u003c\/li\u003e \u003cli\u003eLight industrial panels requiring rugged, vibration-resistant mounting and dependable fault protection.\u003c\/li\u003e \u003cli\u003eRetrofits in OEM panel centers where exact fit and performance parity matter for code compliance and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and practical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore installation, disconnect power and verify compatibility with your panelboard or load center to ensure proper form, fit, and listing.\u003c\/li\u003e \u003cli\u003eUse the bolt-on mounting to secure a tight, vibration-resistant connection to the bus bars, then torque screws per Siemens guidelines to maintain long-term reliability.\u003c\/li\u003e \u003cli\u003eConsider pairing with corresponding Siemens OEM components in your panel to maintain coordinated trip characteristics and predictable protection behavior.\u003c\/li\u003e \u003cli\u003eDocument the installation with the part number BQ2B050H for future maintenance or panel servicing, ensuring quick identification during audits or upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens BQ2B050H, you gain a precise, durable solution for protecting critical branch circuits at 50 A and 240 V. Its bolt-on design, thermal-magnetic protection, and OEM compatibility empower installers and facility managers to deliver safe, reliable power distribution across a range of residential, commercial, and light industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349762232482,"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_e6eb6f52-4e3f-4666-871f-cf220b3d1be6.png?v=1764156107","url":"https:\/\/www.ampstate.com\/products\/siemens-bq2b050h-50a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}