{"product_id":"siemens-neb2b040-circuit-breaker","title":"Siemens | NEB2B040 | Circuit Breaker | 40A | 2-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens NEB2B040 circuit breaker — a rugged, reliable 40A, 2-pole device engineered for demanding electrical environments. With a 600V rating and bolt-on mounting, it’s built for quick, secure installations in maintenance, retrofit, and replacement projects where exact compatibility matters. The part number NEB2B040 is your best reference for fit and performance.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On mounting for speed and security:\u003c\/strong\u003e Quick, precise installation that stays solid in vibration-prone environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade reliability:\u003c\/strong\u003e Designed to provide predictable overcurrent protection in demanding panels and enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePerfect balance of rating and practicality:\u003c\/strong\u003e 40A two-pole protection at up to 600V suits a wide range of distribution and control circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility reference:\u003c\/strong\u003e Use the NEB2B040 part number to verify exact fit with your panel or enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: keep a ready spare for quick swaps to minimize downtime in critical systems.\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade existing installations to a 40A, 2-pole, 600V protection scheme with secure bolt-on mounting.\u003c\/li\u003e \u003cli\u003eReplacement: substitute a failed breaker in compatible Siemens or compatible enclosures without sacrificing protection characteristics.\u003c\/li\u003e \u003cli\u003ePanel upgrades: streamline installations in industrial environments where reliable bolt-on breakers are required for a clean, fault-tolerant setup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the best reference for compatibility, ensuring you receive the exact breaker that matches your specification needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427063877794,"sku":"NEB2B040","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/siemens-neb2b040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}