GE TEYL3045B - 45 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the GE TEYL3045B — a 45A, 480V, 3-pole bolt-on molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for reliability in demanding environments, it combines sturdy construction with precise, predictable protection for commercial and light industrial electrical systems.

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection, helping maintain consistent electrical performance even in equipment that experiences vibration or movement.
• Thermal-magnetic trip unit delivers stable, repeatable protection with fast response to short circuits and controlled response to overloads, reducing nuisance trips and enhancing system uptime.
• OEM-compatible design is ready to pair with matching GE load centers and panelboards, ensuring a seamless replacement or upgrade without compatibility concerns.
• Three-pole configuration for 480V systems ensures balanced protection across all phases, making it ideal for three-phase feeders common in commercial and light industrial settings.
• Versatile applications suitable for residential, commercial, and light industrial environments where reliable phase protection and quick fault isolation are critical.

Technical specifications

• Manufacturer: GE
• Part Number: TEYL3045B
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 45A
• Voltage Rating: 480V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Protection for 3-phase feeders in commercial electrical panels and distributed loads
• Upgrading or replacing aging breakers in panelboards within light industrial facilities
• Reliable safeguarding for HVAC equipment, processing lines, and other facility-critical systems operating at 480V
• Installations where vibration resistance and secure connections are essential to long-term performance

Installation and compatibility guidance

Choose the GE TEYL3045B when you need a dependable bolt-on solution that mirrors the OEM panel design. Install per GE and panelboard manufacturer guidelines to maintain optimal trip performance and ensure compliance with electrical codes. The bolt-on mounting creates a solid, vibration-resistant connection to the bus, supporting stable operation across temperature and load variations.

Why this breaker stands out

• Concrete, dependable protection for 480V, three-phase systems with a design tailored to reduce nuisance trips and enhance panel reliability
• Direct compatibility with GE panelboards and load centers, simplifying parts replacement and service planning
• Clear, practical benefits for contractors and facility managers seeking a durable, easy-to-install solution with predictable performance