{"product_id":"allen-bradley-1492-sp1b100-circuit-breaker","title":"Allen-Bradley | 1492-SP1B100 | Circuit Breaker | 10A | 1-Pole | 277V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Allen-Bradley 1492-SP1B100 circuit breaker—a precise, single-pole protection device designed to guard 277-volt circuits with a 10-amp rating. Crafted for maintenance, retrofit, and replacement projects, this exact-spec unit ensures a seamless, drop-in fit wherever compatibility matters most.\u003c\/p\u003e \u003ch2\u003eExact-fit specification\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 10 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 1492-SP1B100\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this model matters\u003c\/strong\u003e: When you’re maintaining or upgrading equipment, using the precise part number eliminates guesswork about mounting, terminals, and trip characteristics. The 1492-SP1B100 is the reliable reference for compatibility, helping you avoid mismatched replacements and downtime.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e:\n\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed breaker in Allen-Bradley control panels or industrial enclosures that require 277V single-pole protection.\u003c\/li\u003e \u003cli\u003eRetrofits for lighting or control circuits operating at 277V, where a 10A rating balances protection with uninterrupted operation.\u003c\/li\u003e \u003cli\u003eSpare parts for critical equipment to speed up maintenance windows and reduce outage times.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and compatibility tips\u003c\/strong\u003e:\n\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering. The best compatibility reference is the part number 1492-SP1B100.\u003c\/li\u003e \u003cli\u003eVerify your system accepts a 1-Pole, 277V device and that the 10A rating aligns with your circuit design and protection requirements.\u003c\/li\u003e \u003cli\u003eDuring installation, ensure correct mounting orientation and secure terminal connections to maintain reliable protection and electrical safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for reliable operation in demanding industrial environments, this Allen-Bradley circuit breaker delivers predictable overcurrent protection for 277-volt circuits. If your documentation specifies the 1492-SP1B100, you’re choosing an exact form factor and electrical profile that your system can depend on for years to come.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46426763460770,"sku":"1492-SP1B100","price":510.0,"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\/allen-bradley-1492-sp1b100-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}