{"product_id":"siemens-neb1b025b-circuit-breaker","title":"Siemens | NEB1B025B | Circuit Breaker | 25A | 1-Pole | 277V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens NEB1B025B — a \u003cstrong\u003e25A\u003c\/strong\u003e, \u003cstrong\u003e1-Pole\u003c\/strong\u003e circuit breaker designed for \u003cstrong\u003e277V\u003c\/strong\u003e circuits. This \u003cstrong\u003eBolt-On\u003c\/strong\u003e unit is purpose-built for maintenance, retrofit, and replacement projects where exact spec matching matters, helping you keep critical commercial and industrial systems protected without guesswork.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 25A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e NEB1B025B\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens NEB1B025B stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned to snap into compatible Siemens enclosures that accept NEB-style breakers, this unit delivers dependable overcurrent protection for a single branch circuit. The \u003cstrong\u003ebolt-on\u003c\/strong\u003e mounting provides a solid, vibration-resistant connection, making it an ideal choice for retrofit projects where existing panels require a precise 277V, 25A solution. Because the part number is the best reference for compatibility, you can confidently match it to the exact enclosure and bus configuration in your system.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit and upgrade projects in commercial spaces with 277V distribution where a 25A single-pole protection is needed.\u003c\/li\u003e \u003cli\u003eMaintenance replacements to restore reliable circuit protection without swapping the entire panel.\u003c\/li\u003e \u003cli\u003eRepairs that require exact spec matching to existing Siemens NEB bolt-on breakers.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation considerations and tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that your panel accepts NEB-type bolt-on breakers and that the 25A, 1-Pole, 277V rating matches the circuit requirements.\u003c\/li\u003e \u003cli\u003eUse the exact part number (NEB1B025B) as the compatibility reference to avoid mismatches in ratings or mounting.\u003c\/li\u003e \u003cli\u003eFollow your enclosure’s installation guidelines for bolt-on breakers, ensuring secure mounting and proper electrical connections.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor precise protection aligned with your wiring plan, this Siemens NEB1B025B offers a reliable, spec-accurate solution. It’s the targeted replacement part that helps keep 277V circuits protected, with installation flexibility tailored for retrofit and maintenance workflows.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426712047778,"sku":"NEB1B025B","price":700.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-neb1b025b-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}