{"product_id":"siemens-b245hh-45a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens B245HH - 45 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens B245HH, a 45A, 240V, 2-pole bolt-on molded case circuit breaker built to protect your panels with precision and reliability. Engineered for steady performance in demanding environments, it delivers dependable branch circuit overcurrent and short-circuit protection wherever you install it—from home panelboards to light-commercial and light-industrial setups.\u003c\/p\u003e \u003cp\u003eWhy this breaker stands out\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection that stays tight through equipment start-ups and everyday operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding to both overloads and short circuits, helping prevent damage to wiring and connected equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOMS-ready compatibility\u003c\/strong\u003e designed to pair with matching OEM Siemens load centers and panelboards for a streamlined, worry-free installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e ideal for residential, commercial, and light industrial electrical systems needing reliable 2-pole 240V protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical 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 B245HH\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 45A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\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 use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential panels protecting 240V branch circuits such as larger air conditioning units, pool equipment, or baseboard heating circuits up to 45A.\u003c\/li\u003e \u003cli\u003eCommercial panelboards requiring a robust, bolt-on 2-pole breaker that aligns with Siemens OEM infrastructure.\u003c\/li\u003e \u003cli\u003eLight industrial setups where dependable protection for 240V feeders and 2-pole circuits is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Siemens B245HH means investing in a proven, purpose-built solution that aligns with Siemens panel systems, delivers consistent trip performance, and stands up to the rigors of everyday use. If you’re upgrading an existing Siemens installation or stocking spare breakers for compatible panels, this 45A, 240V, 2-pole bolt-on unit is a precise, reliable fit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349750730914,"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_792e2a85-200a-42fe-ae89-8b0cf1a7f51e.png?v=1764155872","url":"https:\/\/www.ampstate.com\/products\/siemens-b245hh-45a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}