General Electric EP101ULB10 10A 1-Pole 277 V Circuit Breaker

Engineered by General Electric, the EP101ULB10 is a dependable 10A, 1-pole circuit breaker designed for 277 V commercial electrical systems. It delivers targeted protection for a single circuit, helping prevent overloads and short circuits in demanding environments where reliable power is essential.

Key specifications at a glance

• Part number: EP101ULB10
• Current rating: 10 A
• Poles: 1
• Voltage rating: 277 V
• Application: protects a single circuit in 277 V commercial electrical systems
• Compatibility: designed for use in GE panels and enclosures that accept single-pole 277 V breakers

Why this 1-pole breaker matters

For installers and facility managers, the EP101ULB10 provides precise protection where it’s most needed—on a single 277 V circuit. The 10 A rating is ideal for lighting loads, auxiliary equipment, or other moderate-demand circuits common in offices, retail spaces, healthcare facilities, and warehouses. By limiting fault current to a safe level, it helps reduce the risk of equipment damage and downtime.

Ideal use cases

• 277 V lighting circuits in commercial buildings and facilities
• Single-circuit protection for 277 V equipment and small power distribution
• Replacement part for compatible GE panels requiring a 1-pole, 277 V 10 A breaker

Practical considerations

Before replacing or installing, verify that the panel and bus connections are compatible with a 1-pole, 277 V GE breaker. This part is purpose-built to fit appropriate GE panels and should be installed by a qualified electrician to ensure proper electrical clearance, secure terminations, and adherence to local electrical codes.

With the General Electric EP101ULB10, you get straightforward, reliable protection for a dedicated 277 V circuit, backed by GE’s engineering lineage and a clear path to safer, more predictable electrical performance in commercial environments.