{"product_id":"siemens-b380-80a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens B380 - 80 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003eThe Siemens B380 is a reliable 3‑pole, bolt‑on molded case circuit breaker designed to protect your electrical system with confidence. At 80A and 240V, this unit is built for durable branch circuit overcurrent and short‑circuit protection in panelboards and load centers, making it a dependable choice for residential, commercial, and light industrial applications. Key features that set the B380 apart\n- Secure bolt‑on mounting for a rigid, vibration‑resistant bus connection, reducing looseness and maintenance needs over time.\n- Thermal‑magnetic trip unit delivering stable, repeatable protection across a range of loads and temperatures, helping to minimize nuisance trips while safeguarding circuits.\n- Designed to be compatible with matching Siemens OEM load centers and panelboards for a seamless fit and reliable performance.\n- Three‑pole configuration supports protection across multiple conductors in 240V systems, with coordinated protection for each leg of the circuit. Technical specifications at a glance\n- Manufacturer: Siemens\n- Part Number: B380\n- Type: Thermal‑magnetic molded case circuit breaker\n- Amperage Rating: 80A\n- Voltage Rating: 240V\n- Number of Poles: 3\n- Mounting Style: Bolt‑on\n- Application: Branch circuit overcurrent and short‑circuit protection in panelboards and load centers Ideal use scenarios\n- New installations in panelboards and load centers that require a robust 3‑pole 80A protection solution for 240V circuits.\n- Replacements in residential, commercial, or light industrial settings where Siemens OEM compatibility ensures reliable fit and performance.\n- Upgrading or expanding distribution where vibration resistance and solid bus connections reduce maintenance and intermittent contact issues. Why choose the Siemens B380\n- Purpose‑built for reliability in demanding environments, with a design that emphasizes a secure mount and consistent trip behavior.\n- A precise balance of protection and practicality: strong protection without unnecessary tripping, even as loads vary.\n- OEM compatibility means fewer compatibility headaches during upgrades or service work, helping you maintain a clean, compliant panel system. Practical tips and insights\n- When replacing an older breaker, verify the panelboard model to ensure exact compatibility with Siemens OEM load centers to maintain listing and warranty coverage.\n- For installations subject to vibration (near mechanical equipment or heavy loads), the bolt‑on mounting of the B380 helps maintain a stable electrical connection over time.\n- Use this 80A, 3‑pole unit in circuits that require coordinated protection across three conductors, typical of 240V distribution zones in commercial or light industrial panels. Secure, dependable, and engineered for longevity, the Siemens B380 (80A, 240V, 3‑pole bolt‑on) is a thoughtful choice for professionals who demand consistent protection and straightforward, maintenance‑friendly installation in panelboards and load centers.\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349755777186,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-b380-80-a-240-v-3-pole-bolt-on-circuit-breaker-ampstate-307.webp?v=1788721195","url":"https:\/\/www.ampstate.com\/products\/siemens-b380-80a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}