{"product_id":"thomas-and-betts-lsb220400e-400a-2p-240v-circuit-breaker","title":"Thomas \u0026 Betts LSB220400E Circuit Breaker, 400A, 2-Pole, 240V","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for rugged industrial environments, the Thomas \u0026amp; Betts LSB220400E is a high-capacity circuit breaker built to protect heavy electrical loads. This 400 A, 2-pole unit is ideal for service entrances, equipment feeders, and retrofit projects, delivering reliable overcurrent protection at 240V.\u003c\/p\u003e \u003cp\u003eKey specifications at a glance:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Thomas \u0026amp; Betts\u003c\/li\u003e \u003cli\u003ePart Number: \u003cstrong\u003eLSB220400E\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eProduct Type: Circuit Breaker\u003c\/li\u003e \u003cli\u003eAmperage: 400 A\u003c\/li\u003e \u003cli\u003ePoles: 2\u003c\/li\u003e \u003cli\u003eVoltage: 240 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this design stands out\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eHigh-current protection suitable for demanding industrial circuits, helping minimize downtime and equipment risk.\u003c\/li\u003e \u003cli\u003eTwo-pole configuration provides balanced protection for 240V systems and simplifies panel wiring and replacement strategies.\u003c\/li\u003e \u003cli\u003ePart-number–based compatibility: verify fit using \u003cstrong\u003eLSB220400E\u003c\/strong\u003e to ensure seamless replacement in your existing panels or switchgear.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eUse cases and ideal installations\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMain protection for industrial service panels and switchgear in manufacturing facilities, processing plants, and large commercial\/m industrial environments.\u003c\/li\u003e \u003cli\u003eReplacement for aging or failed breakers during retrofit projects where uptime is critical.\u003c\/li\u003e \u003cli\u003ePart of a proactive maintenance plan to stock reliable spare parts for critical electrical infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and support\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cp\u003eTo confirm the fit, match the part number \u003cstrong\u003eLSB220400E\u003c\/strong\u003e with your equipment’s requirements and the panel or bus configuration. If you’re uncertain about compatibility or need help identifying the right part for your application, message us and our team will help verify fit and suitability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eInstallation and care tips\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure installation is performed by qualified personnel in accordance with local codes and manufacturer guidelines.\u003c\/li\u003e \u003cli\u003eInspect terminal connections for signs of wear or corrosion; follow the panel manufacturer’s torque specifications.\u003c\/li\u003e \u003cli\u003eStore spare LSB220400E units in a clean, dry environment to prevent corrosion and ensure immediate availability for maintenance windows.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415977611426,"sku":"LSB220400E","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/thomas-and-betts-lsb220400e-400a-2p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}