General Electric TEYRC120 20A 1-Pole 277 V Circuit Breaker

Meet the General Electric TEYRC120 20A 1-Pole 277V Circuit Breaker—the compact, dependable protection your 277-volt electrical circuits rely on. This GE breaker is designed to interrupt fault current quickly, helping safeguard sensitive equipment and reduce the risk of electrical damage in commercial environments.

Designed for single-hot-leg protection in 277V circuits, the TEYRC120 fits seamlessly into panels and enclosures that accept 1-pole, 277V breakers. Its straightforward 20-amp rating makes it ideal for lighting runs, receptacle branches, and other 277V distribution paths in offices, retail spaces, warehouses, and similar settings where reliable circuit protection is essential.

Key specifications

• Current rating: 20 A
• Poles: 1
• Voltage rating: 277 V
• Part/Model: TEYRC120
• Brand: General Electric

Why this TEYRC120 stands out

• Targeted for 277V systems: Specifically designed to protect 277V branch circuits common in commercial buildings, enabling safer operation of lighting and power distribution networks.
• Focused single-pole protection: Protects a single hot leg, simplifying replacement and maintenance for setups that don’t require multi-pole protection.
• Reliable GE engineering: Backed by General Electric’s decades of electrical protection expertise, offering consistent performance in everyday use.

Ideal use cases

• 277V lighting circuits in offices, retail stores, and industrial spaces
• Single-branch power distribution lines where a 1-pole breaker is the appropriate protection device
• Replacement in GE-compatible panels and enclosures that specify 1-Pole 277V protection

Installation and compatibility tips

• Verify that your electrical panel label allows 1-pole 277V breakers of the TEYRC120 family before installation.
• Ensure the circuit is de-energized and follow standard safety protocols when replacing or installing the breaker.
• Use this part as a direct replacement in GE panels or in enclosures that specify compatibility with General Electric 1-pole 277V breakers.
• Consult local electrical codes and your panel’s documentation to confirm appropriate use and compliance.

Whether you’re upgrading aging equipment, configuring a new 277V distribution run, or stocking your maintenance inventory for commercial buildings, the General Electric TEYRC120 delivers focused, dependable protection for single-leg 277V circuits. It’s a practical choice for professionals who value reliability, straightforward installation, and a trusted brand name on every panel.