{"product_id":"siemens-d11cfu2","title":"Siemens D11CFU2 110A 2-Pole Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens D11CFU2 110A 2-Pole Circuit Breaker is built for dependable protection of high-demand 240V circuits in commercial and heavy-residential installations. With a 110-amp rating and a two-pole design, it ensures both live conductors are interrupted together, minimizing the risk of damaging faults and electrical fires.\u003c\/p\u003e \u003cp\u003eKey features at a glance\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e D11CFU2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 110 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage context:\u003c\/strong\u003e suited for Siemens panels that accept two-pole breakers designed for 240V service\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned by Siemens to integrate seamlessly with compatible Siemens load centers and panelboards, the D11CFU2 delivers consistent, predictable tripping behavior across demanding loads. The 2-pole construction protects both hot legs of a circuit, ensuring balanced protection for equipment like large appliances, air-handling units, and other high-current feeders. Its robust build anchors reliability in environments where uptime and safety matter most.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFeeding 240V circuits in commercial offices, retail spaces, or light manufacturing facilities\u003c\/li\u003e \u003cli\u003eProtecting large electrical feeders that require a single device to monitor two hot legs\u003c\/li\u003e \u003cli\u003eReplacement or upgrade for Siemens panels that specify the D11CFU2 family for 110A, two-pole protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that your Siemens panel or distribution board is labeled to accept D11CFU2 two-pole devices and supports a 110A rating\u003c\/li\u003e \u003cli\u003eBefore installation, shut off main power and follow standard safety procedures for working inside electrical panels\u003c\/li\u003e \u003cli\u003eEnsure the physical fit aligns with the panel’s breaker slots and bus connection type to avoid improper seating\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Siemens D11CFU2 means opting for a trusted, purpose-built solution when you need reliable two-pole protection at 110 amps. It’s a precise fit for high-draw feeders and critical loads where dual-leg interruption is essential for safe, compliant electrical operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423031185570,"sku":"D11CFU2","price":1444.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/siemens-d11cfu2","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}