General Electric | TEY370ST12 | Circuit Breaker | 70A | 3-Pole | 480V | Bolt-On

The General Electric TEY370ST12 circuit breaker is a genuine GE solution built for demanding 3-phase environments. With a 70A rating, three poles, and a 480V operating voltage, this bolt-on unit is designed to deliver dependable overcurrent protection where fast, secure isolation is essential. Key specifications - Amperage: 70A - Poles: 3-Pole - Voltage: 480V - Mounting: Bolt-On - Part Number: TEY370ST12 Why this GE breaker stands out - Direct, 3-pole protection for 480V systems: Ideal for safeguarding large 3-phase circuits common in industrial facilities, manufacturing lines, and power-distribution panels. - Bolt-On convenience: Enables straightforward installation in compatible GE panels, reducing downtime during maintenance, retrofit, or replacement projects. - Authentic GE reliability: Engineered to maintain the precise trip characteristics and dimensional compatibility you rely on in critical electrical infrastructure. - Clear compatibility reference: The TEY370ST12 part number is the best reference for determining exact fit, ensuring you don’t mismatch breakers in your panel lineup. Who this is for - Maintenance technicians and electricians performing panel service or upgrades in industrial settings. - Facilities managers planning retrofits or equipment modernization where 70A, 3-pole, 480V protection is required. - OEMs and installers replacing aging breakers with a compatible GE unit to maintain system reliability and safety. What problems it solves - Protects 3-phase circuits from overcurrent in 480V applications, helping prevent equipment damage and unplanned downtime. - Simplifies retrofits and replacements by offering a bolt-on GE-compatible solution with a clearly defined part reference (TEY370ST12). Usage and installation guidance - Confirm fit and ratings before ordering. The part number TEY370ST12 is the best compatibility reference for your panel. - Use in GE panels designed for bolt-on breakers and 480V 3-phase circuits to ensure proper mounting, alignment, and electrical clearance. - Treat this breaker as a critical protective device for mid-to-high current 3-phase loads where reliable interruption is essential. In short, TEY370ST12 is a purpose-built GE circuit breaker for serious 3-phase protection at 480V. It combines straightforward bolt-on installation with dependable 70A protection, making it a practical, long-term solution for maintenance, retrofit, and replacement projects.