{"product_id":"siemens-b240h-40a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens B240H - 40 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens B240H is a 40A, 240V, 2-pole bolt-on molded case circuit breaker designed to deliver reliable branch circuit protection for panelboards and load centers. Built for durability, its bolt-on mounting creates a rigid, vibration-resistant bus connection that stays secure even in demanding electrical environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: a solid, vibration-resistant connection that maintains stability through constant use and vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip\u003c\/strong\u003e: provides stable, repeatable protection by reacting to both overloads and short circuits, reducing nuisance trips during routine load fluctuations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 40A, 240V configuration\u003c\/strong\u003e: ideal for protecting essential branch circuits in residential panels, commercial spaces, and light industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: designed to work with matching Siemens load centers and panelboards, simplifying stocking and replacement while ensuring a proper fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: suitable for a range of environments—from home subpanels to small commercial installations—where dependable overcurrent protection is a must.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eUnlike generic breakers, the B240H is engineered to align with Siemens panelboard architectures, delivering a seamless integration that minimizes troubleshooting and downtime. The combination of a robust bolt-on mount and a precise thermal-magnetic trip unit means you get predictable performance across seasons and load conditions, helping protect wiring, devices, and occupants alike.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePart number:\u003c\/strong\u003e B240H\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 40A\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection in panelboards and load centers\u003c\/p\u003e \u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectrical contractors upgrading or maintaining Siemens panelboards in homes, small offices, and light industrial facilities\u003c\/li\u003e \u003cli\u003eFacility managers seeking reliable, long-lasting protection for critical circuits\u003c\/li\u003e \u003cli\u003eDIY enthusiasts working within compatible Siemens systems who need a precise fit and easy swap-in replacement\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure the breaker is installed in a Siemens-matched panelboard or load center to preserve warranty and protection integrity.\u003c\/li\u003e \u003cli\u003eConfirm 40A circuit design and conductor sizing align with your load requirements to avoid nuisance trips or wiring overloads.\u003c\/li\u003e \u003cli\u003eFollow the panelboard manufacturer’s installation instructions for mounting torque and clearance, and verify all connections are secure after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349750436002,"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_73d6c873-dab6-4aa4-af80-14d61baab23f.png?v=1764155867","url":"https:\/\/www.ampstate.com\/products\/siemens-b240h-40a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}