{"product_id":"siemens-ngb3b125b-125a-3p-600v-circuit-breaker","title":"Siemens NGB3B125B 125A 3P 600V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens NGB3B125B 125A 3-pole 600V circuit breaker—now available from AmpState. Designed for precise circuit protection in panelboards, load centers, and distributed electrical systems, this part delivers reliable performance where it matters most. When a direct part-number match is essential for your maintenance plans or panel builds, this NGB3B125B fits the bill with confidence.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect part-number match\u003c\/strong\u003e: The NGB3B125B is cataloged for Siemens-compatible equipment, reducing guesswork during replacement and ensuring a clean, worry-free install.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e: With a 125 A rating across three poles, it provides balanced protection for three-phase circuits and helps maintain system stability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V maximum rating\u003c\/strong\u003e: Suitable for typical industrial and commercial distribution needs, aligning with standard electrical protection requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Ideal for panelboards, load centers, and electrical distribution layouts where dependable circuit interruption is required to safeguard equipment and personnel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmpState reliability\u003c\/strong\u003e: Availability plus expert compatibility support makes this a smart choice for maintenance teams, panel builders, and spare inventories seeking dependable, in-stock parts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters in the real world\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDowntime protection\u003c\/strong\u003e: Having the exact Siemens part on hand means faster replacements and less downtime during outages or preventive maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInventory accuracy\u003c\/strong\u003e: Stocking the precise part number reduces mismatches and restocking headaches for maintenance shops and distribution teams.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngineering confidence\u003c\/strong\u003e: When panel designs specify NGB3B125B, you can proceed with installation knowing the component meets the required Siemens standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e NGB3B125B\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re unsure about fit or compatibility, we’re ready to help. \u003cstrong\u003eNeed help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410910204066,"sku":"NGB3B125B","price":2283.0,"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-ngb3b125b-125a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}