{"product_id":"general-electric-tey3045st12-circuit-breaker","title":"General Electric | TEY3045ST12 | Circuit Breaker | 45A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the General Electric \u003cstrong\u003eTEY3045ST12\u003c\/strong\u003e circuit breaker — a purpose-built, three-pole protector engineered for demanding 3‑phase 480V installations. With a precise 45A rating, it delivers reliable overcurrent protection that keeps motors, feeders, and control circuits safeguarded in industrial environments.\u003c\/p\u003e \u003ch3\u003eWhy this GE circuit breaker stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned for maintenance, retrofit, and replacement scenarios, the TEY3045ST12 is built to integrate smoothly with existing GE gear and compatible panels. The three‑pole construction ensures synchronized tripping across all phases in 480V systems, providing balanced protection and reducing the risk of partial phase faults. The part number TEY3045ST12 serves as the most reliable reference when verifying fit and ratings, helping you avoid compatibility mismatches during replacements or upgrades.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 45A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e TEY3045ST12\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest reference for compatibility:\u003c\/strong\u003e Yes — confirm fit and ratings before ordering\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eThis breaker is well-suited for industrial environments where 3‑phase 480V power is distributed to motors, pumps, conveyors, and heavy equipment. It’s a dependable choice for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eNew installations in multi‑panel electrical rooms requiring robust 3‑phase protection\u003c\/li\u003e \u003cli\u003eRetrofits where exact GE part numbers are needed to maintain panel coordination\u003c\/li\u003e \u003cli\u003eRepairs or spare parts programs for equipment fleets that operate at 480V and rely on precise 45A protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, always verify that the TEY3045ST12 matches your panel’s spec sheet and termination requirements. Keeping a spare TEY3045ST12 on hand can streamline maintenance cycles and minimize downtime during planned replacements. In systems where consistent phase protection is critical, this 3‑pole design helps maintain safe, reliable operation across the entire 480V distribution network.\u003c\/p\u003e \u003cp\u003eIf you’re upgrading or replacing existing protection, the TEY3045ST12’s explicit 45A, 3‑pole, 480V profile provides a clear, unambiguous fit for compatible GE equipment, reducing the guesswork and ensuring proper performance in mission‑critical applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46426163380386,"sku":"TEY3045ST12","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/general-electric-tey3045st12-circuit-breaker-45a-3-pole-480v-874.webp?v=1789525282","url":"https:\/\/www.ampstate.com\/products\/general-electric-tey3045st12-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}