General Electric TEY280ST12 80A 2-Pole 277 V Circuit Breaker

GE TEY280ST12 is a rugged two-pole circuit breaker designed to deliver reliable overcurrent protection for 277-volt electrical systems. With an 80 A rating, it safeguards both feeders and branch circuits, helping to prevent equipment damage and costly downtime in commercial settings.

Key specifications

• Current rating: 80 A
• Poles: 2
• Voltage rating: 277 V
• Part number: TEY280ST12

Why this breaker stands out

• 277V suitability: Specifically engineered for commercial distribution where 277V circuits power lighting and essential equipment, providing precise protection where it’s most needed.
• Two-pole design: Ensures simultaneous disconnection of both poles, improving safety and electrical coordination during fault conditions.
• Focused protection: An 80 A rating targets mid-to-high current feeders, stopping overloads before they impact downstream devices and wiring insulation.
• Solid build for panel environments: Built to endure continuous operation and repeated cycling within compatible GE panels, delivering dependable performance in demanding facilities.
• Seamless replacement pathway: Designed to integrate with GE panel ecosystems and TEY-series breakers, enabling straightforward swap-ins in existing electrical architectures.

Ideal use cases

• Commercial lighting feeders in offices, retail spaces, hospitals, and campuses that operate on 277V systems
• Protection for critical branch circuits feeding essential equipment where consistent uptime matters
• Panel retrofits or replacements in GE-compatible installations, ensuring continuity with existing protection schemes

Installation and practical tips

• Verify the panel accepts TEY-series breakers and is rated for 277V operation before replacement
• Confirm conductor sizing aligns with the 80 A rating and complies with local electrical codes
• Follow standard electrical safety practices and refer to your facility’s maintenance procedures during replacement

With the GE TEY280ST12 80A 2-Pole 277V Circuit Breaker, you gain precise, reliable protection tailored for commercial electrical environments. It’s a targeted solution when 277V circuits demand dependable interruption of fault conditions, helping keep systems safe and downtime minimal.