General Electric | TEYH3045B | Circuit Breaker | 45A | 3-Pole | 480V | Bolt-On

Meet the General Electric TEYH3045B circuit breaker—built for reliable, field-ready protection in demanding 3‑phase, 480V environments. With a 45A rating and a sturdy bolt-on mounting style, this unit is designed to anchor safety and continuity in industrial panels and switchgear where dependable tripping is non‑negotiable.

This breaker excels in maintenance, retrofit, and replacement projects where exact specifications matter. The TEYH3045B delivers precise protection for motors, drives, and other 3‑phase loads, while its bolt‑on design simplifies installation and future service, reducing downtime and accelerating panel upgrades.

Why this General Electric breaker stands out

• 3‑Pole protection for balanced 3‑phase circuits—ensures simultaneous disconnection across all phases in 480V systems, safeguarding equipment and personnel.
• 45A rating—well-suited for mid‑to‑high current motors, conveyors, pumps, and other machinery common in industrial settings.
• Bolt‑On mounting—provides secure, vibration‑resistant installation that’s easier to swap during maintenance or retrofit projects.
• GE reliability and compatibility—engineered to meet the performance standards of GE switchgear and compatible panels; part number TEYH3045B is your best reference for compatibility.
• Maintenance‑friendly replacement—streamlines field service with a straightforward swap that minimizes machine downtime.

Ideal uses and practical applications

• Protecting 3‑phase motors and drives in manufacturing lines, packaging systems, and material handling equipment powered by 480V.
• Retrofit projects where existing gear requires a matching 45A, 3‑pole, 480V bolt‑on breaker to restore safe, reliable operation.
• Replacement for worn or failed breakers in GE‑compatible panels and switchgear, ensuring consistent performance with the original specification.

Key specifications

• Amperage: 45A
• Poles: 3-Pole
• Voltage: 480V
• Mounting: Bolt-On
• Part number/reference: TEYH3045B

Important: confirm fit and ratings before ordering. The TEYH3045B is the best compatibility reference for your panel or switchgear—reuse that part number to ensure a precise match and dependable protection across your critical 3‑phase electrical system.