{"product_id":"general-electric-teyf145-circuit-breaker","title":"General Electric | TEYF145 | Circuit Breaker | 45A | 1-Pole | 480V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eFor industrial and commercial electrical systems requiring precise protection at 480V, the General Electric TEYF145 is a 45A, 1-pole bolt-on circuit breaker designed for maintenance, retrofit, and replacement projects. Built to drop into compatible panels with minimal downtime, it delivers reliable, consistent performance where it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 45 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e TEYF145\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest use:\u003c\/strong\u003e Maintenance, retrofit, and replacement in compatible electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat makes TEYF145 distinct\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact-fit reference:\u003c\/strong\u003e The TEYF145 part number is the most reliable guide to compatibility, reducing guesswork when sourcing a replacement for an existing panel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFast, secure installation:\u003c\/strong\u003e Bolt-on mounting provides a solid, top-down connection to the panel bus for dependable electrical protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade protection:\u003c\/strong\u003e With a 45A rating and 480V capability, this breaker supports critical branch circuits in commercial and light industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application:\u003c\/strong\u003e Ideal for new installations that follow 480V single-pole protection schemes or for upgrading legacy systems to current GE hardware.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability and support:\u003c\/strong\u003e Backed by GE’s engineering lineage, designed to perform consistently in demanding service conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eUse cases and practical scenarios\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance tasks on 480V distributions where a single protected leg requires a 45A, 1-pole breaker.\u003c\/li\u003e \u003cli\u003eRetrofit projects replacing aging units with a compatible bolt-on GE breaker to restore proper circuit protection without panel rework.\u003c\/li\u003e \u003cli\u003eEmergency replacements to minimize downtime in facilities that rely on 480V feeders for motors, lighting, or control circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and safety notes\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify fit and ratings against your panel’s documentation before purchasing; TEYF145 is the definitive reference for compatibility.\u003c\/li\u003e \u003cli\u003eWork on de-energized equipment and adhere to all safety protocols when handling high-voltage components.\u003c\/li\u003e \u003cli\u003eKeeping a spare TEYF145 on hand can streamline maintenance and reduce operational downtime during critical outages.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46426686357666,"sku":"TEYF145","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\/general-electric-teyf145-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}