{"product_id":"siemens-ngb1b015b-15a-347v-1-pole-bolt-on-circuit-breaker","title":"Siemens NGB1B015B - 15 A, 347 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens NGB1B015B is a 15A, 347V, 1-pole bolt-on molded case circuit breaker designed to protect branch circuits in panelboards and loadcenters. Built for dependable, repeatable protection in busy electrical environments, this breaker keeps critical commercial and light-industrial circuits safeguarded against overloads and short circuits.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant connection to the bus, helping maintain a solid electrical path even in environments with equipment vibration or heavy operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable overload protection with precise magnetic action for fast short-circuit clearing, ensuring predictable performance under varying temperatures and load conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM panel compatibility\u003c\/strong\u003e engineered to fit matching Siemens loadcenters and panelboards, simplifying installation, future maintenance, and system upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for residential, commercial, and light industrial installations that utilize 347V distribution—for example lighting panels and small equipment feeders in busy facilities.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e NGB1B015B\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 15A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 347V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho this is for: electricians, contractors, and facility managers working with Siemens OEM panels or 347V commercial distributions will appreciate the reliable performance, secure mounting, and predictable trips of the NGB1B015B. It’s a practical choice for replacing aging breakers or expanding a panel with a trusted, industry-standard component that is built to endure in demanding environments.\u003c\/p\u003e \u003cp\u003ePractical tips for optimal results: when upgrading or servicing panels, ensure the bolt-on breaker is seated firmly to maintain a solid bus connection, and verify compatibility with your specific Siemens panelboard model. For projects involving 347V systems, this unit delivers the targeted 15A protection you need for lighting and small-equipment circuits without compromising safety or reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355137134754,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ngb1b015b-15-a-347-v-1-pole-bolt-on-circuit-breaker-669.webp?v=1788734549","url":"https:\/\/www.ampstate.com\/products\/siemens-ngb1b015b-15a-347v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}