General Electric TEF113020WL 20A 1-Pole 277 V Circuit Breaker

When you need reliable overload protection for 277 V circuits in commercial environments, the General Electric TEF113020WL 20A 1-Pole 277 V Circuit Breaker is a dependable, ready-to-use replacement. Designed to interrupt faults quickly and protect wiring, this GE breaker helps keep lighting, outlets, and other critical loads operating smoothly in offices, retail spaces, and light industrial setups.

• 20-amp single-pole protection for a dedicated branch circuit, helping prevent overheating and electrical damage.
• 277-volt rating ideal for commercial lighting circuits, distribution panels, and other 277 V applications common in business facilities.
• Original GE replacement part with part number TEF113020WL, ensuring compatibility with GE panels and systems.
• Simple, straightforward installation in compatible General Electric panels, making replacements quick and predictable without custom wiring.
• Compact, durable design built to withstand everyday use in demanding environments while delivering consistent trip characteristics.

Ideal for:

• Commercial lighting circuits in offices, schools, retail spaces, and healthcare facilities that run on 277 V
• Replacement scenarios where a GE panel requires a 1-pole, 20 A breaker with the TEF113020WL specification
• Maintenance and upgrade projects that aim to preserve original equipment compatibility and panel labeling

Why this GE circuit breaker stands out:

• Designed to match GE panels and systems, reducing compatibility concerns during replacements
• Clear, labeled performance with a focus on reliable protection for critical loads
• Long-term reliability for busy facilities where uninterrupted service matters

Installation and maintenance tips:

• Always de-energize the panel and follow proper lockout/tagout procedures before replacing a breaker.
• Verify the panel type is compatible with 277 V, 1-pole GE breakers and that TEF113020WL matches your replacement part requirements.
• Inspect the circuit and load to ensure protection is appropriate for the application, and test the new breaker after installation to confirm proper operation.

Specifications at a glance:

• Current rating: 20 A
• Poles: 1
• Voltage rating: 277 V
• Part number: TEF113020WL
• Brand: General Electric

For facilities managers, electricians, and maintenance professionals, the GE TEF113020WL 20A 1-Pole 277 V Circuit Breaker provides targeted, dependable protection where 277 V circuits power essential building systems. Add this proven GE part to your toolkit to ensure quick, reliable replacements that maintain safety and performance across your electrical infrastructure.