{"product_id":"siemens-ed61b040-40a-600v-1-pole-bolt-on-circuit-breaker","title":"Siemens ED61B040 - 40 A, 600 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens ED61B040\u003c\/strong\u003e is a 40A, 600V, 1-pole bolt-on molded case circuit breaker designed to protect branch circuits in panelboards and load centers. Built for dependable overcurrent and short-circuit protection, this device features a secure bolt-on mounting that delivers a rigid, vibration-resistant bus connection for reliable performance in demanding environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a solid, heat-dissipation-friendly connection that resists loosening in vibrations and heavy-use panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e offers stable, repeatable protection: the thermal element handles overloads while the magnetic element delivers instantaneous response to short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole, 40A, 600V\u003c\/strong\u003e rating makes it suitable for typical residential feeders, light commercial circuits, and select industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanel compatibility\u003c\/strong\u003e engineered to pair with matching Siemens OEM load centers and panelboards, ensuring smooth integration and consistent labeling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e ideal for new installations, panel upgrades, and reliable protection in both homes and light commercial spaces.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use scenarios\u003c\/strong\u003e include upgrading a home distribution panel to enhance protection on 120\/240V circuits, replacing a failed breaker in a Siemens panelboard during renovations, or supplying dependable overcurrent protection for small commercial or light industrial circuits that demand code-compliant performance.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the ED61B040?\u003c\/strong\u003e Its bolt-on design ensures a tight, vibration-resistant connection that minimizes heat-related issues, while the thermal-magnetic trip curve provides predictable, reliable protection at the rated current and swift fault clearing. Partnered with Siemens’ engineering and compatibility with Siemens OEM panels, this breaker offers a straightforward, durable solution for maintaining electrical safety and system reliability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003cbr\u003e\nType: Thermal-magnetic molded case circuit breaker\u003cbr\u003e\nAmperage: 40A\u003cbr\u003e\nVoltage: 600V\u003cbr\u003e\nPoles: 1\u003cbr\u003e\nMounting Style: Bolt-on\u003cbr\u003e\nApplication: Branch circuit overcurrent and short-circuit protection\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349791101090,"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_ea65f27d-0cef-48d9-9779-3ed46365abd2.png?v=1764156865","url":"https:\/\/www.ampstate.com\/products\/siemens-ed61b040-40a-600v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}