{"product_id":"siemens-lgb3b100b-100a-3p-600v-circuit-breaker","title":"Siemens LGB3B100B 100A 3P 600V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens LGB3B100B\u003c\/strong\u003e is a robust three-pole circuit breaker designed to protect complex electrical distribution setups. With a 100-amp rating and a 600-volt maximum, it delivers reliable overcurrent protection for panelboards and load centers across commercial, industrial, and utility-grade installations.\u003c\/p\u003e \u003cp\u003eIdeal for replacement projects and spare stocking, this part helps keep your bill of materials aligned with the original equipment. When you need to match a legacy installation or preserve BOM integrity, LGB3B100B ensures you’re ordering the exact component the system was designed for.\u003c\/p\u003e \u003cp\u003eFrom AmpState, this Siemens model ships ready for quick swap-outs and easy cross-reference. If you’re unsure about compatibility, message us and we’ll verify the fit against your panel schedule or original part number.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 (three-pole design for 3-phase circuits)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LGB3B100B\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical use cases\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacement of aging 3P 100A breakers in commercial panels to restore reliable protection without altering wiring or bus configurations.\u003c\/li\u003e \u003cli\u003eStocking spare units to minimize downtime in critical electrical rooms where a quick swap is essential.\u003c\/li\u003e \u003cli\u003eMaintaining BOM parity during panel refurbishment or upgrade projects, ensuring seamless maintenance and service schedules.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and safety tips\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify that the panelboard or load center accepts the LGB3B100B by checking the original part number and installation manual.\u003c\/li\u003e \u003cli\u003ePower down the system and follow lockout\/tagout procedures before replacement.\u003c\/li\u003e \u003cli\u003eHandle the breaker by its handles, avoid touching internal contacts, and ensure proper seating in the bus stabs.\u003c\/li\u003e \u003cli\u003eConsult AmpState’s compatibility support if you’re migrating from a different model or if your panel uses a non-standard configuration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose Siemens LGB3B100B for dependable, code-compliant circuit protection that keeps your electrical distribution up and running. Available now from AmpState.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410860495010,"sku":"LGB3B100B","price":1417.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/siemens-lgb3b100b-100a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}