General Electric | TLB134040 | Circuit Breaker | 40A | 3-Pole | 480V

Meet the General Electric TLB134040 Circuit Breaker—a rugged, three-pole protective device engineered for 480V three-phase systems. With a 40A rating, this GE breaker is built to safeguard critical machinery and power distribution without sacrificing reliability during demanding industrial operations.

Key specifications

• Amperage: 40A
• Poles: 3-Pole
• Voltage: 480V
• Part number: TLB134040

Why this GE circuit breaker stands out

• Exact-match compatibility: The part number TLB134040 is your best reference for compatibility, ensuring electrical characteristics align with your existing GE panels and gear.
• Reliable three-phase protection: Designed to interrupt fault or overload conditions on 480V, three-pole circuits, helping prevent equipment damage and downtime.
• Maintenance, retrofit, or replacement-ready: Specifically suitable for ongoing maintenance, retrofit projects, or replacing aging breakers where matching specifications are required.

Ideal use cases

• Routine maintenance on industrial control panels and power distribution units that run on 480V three-phase systems.
• Retrofits where upgrading to a GE-certified 40A, 3-pole, 480V solution is the goal.
• Replacement for aging breakers in equipment that relies on the exact GE specifications to maintain protection schemes.

Compatibility and installation tips

• Always confirm fit and ratings before ordering to avoid mismatches in panel design or electrical characteristics.
• Use the part number TLB134040 as the primary reference when checking against existing equipment catalogs or panel schedules.
• Before installation, ensure the system is de-energized and follow all site safety procedures; when in doubt, consult a licensed electrician to verify compatibility with your 480V, three-phase setup.

What problems this solves

• Protects expensive motors, drives, and controls from overcurrent and short circuits in high-voltage, three-phase environments.
• Provides a reliable, GE-engineered replacement that preserves the original protection philosophy of your electrical system.
• Reduces downtime and maintenance headaches by offering a straightforward, exact-specification replacement option.

Practical tips for best results

• Keep a spare TLB134040 on hand for planned maintenance windows or unplanned outages to minimize downtime.
• Document the exact part number in your asset management records to simplify future replacements and audits.
• Pair this breaker with compatible GE enclosures and panels designed for 480V three-phase operation to ensure optimal performance.

In environments where precise GE specifications matter, the TLB134040 delivers dependable overcurrent protection, straightforward replacement workflow, and peace of mind for critical 480V three-phase circuits.