NEB1B110B - 110 Amp Circuit Breaker

NEB1B110B - 110 Amp Circuit Breaker

Looking for a dependable circuit breaker to safeguard your electrical system? The Siemens NEB1B110B is designed to deliver dependable, long-term overload and short‑circuit protection — whether you’re wiring a home, upgrading a commercial panel, or working on light industrial projects. This one‑pole breaker features a thermal‑magnetic trip unit, combining thermal sensing for sustained overloads and magnetic sensing for sudden faults, so you have confidence that your panel is protected under any load condition.

Key Features and Benefits

• Thermal‑Magnetic Trip Unit: Offers both overload and fault protection in a single device, ensuring the breaker trips accurately under excessive heat or sudden current surges.
• High Interrupting Capacity: Rated for 22 kAIC at 347 V and 35 kAIC at 277 V, this breaker can handle significant fault currents without failing — a plus for both residential and commercial load centers.
• Flexible Wiring Options: Equipped with load side lugs (TA1EG10), supporting copper or aluminum conductors from 8 AWG up to 1/0 AWG, making it compatible with a wide range of wiring configurations.
• Compact EG Frame Design: With a width of just 1 inch and compact dimensions, it installs neatly in crowded panelboards, giving you space flexibility without sacrificing performance.

Technical Specifications

• Frame Type: EG frame
  
• Trip Unit: Thermal‑Magnetic
  
• Poles: Single-pole
  
• Current Rating: 110 A
  
• Voltage & Interrupting Ratings:
  • 347 V – 22 kAIC
  • 277 V – 35 kAIC
• Dimensions:
  • Width: 1 in
  • Height: 5.5 in
  • Depth: 3 in
• Supported Wire Range: 8 AWG to 1/0 AWG (Cu/Al)
  
• Weight: Approx. 1.257 lb
  

Material Compliance and Certifications

• UL‑listed: This breaker is UL‑listed, which means it meets the rigorous safety and performance standards required for both residential and commercial electrical installations. When installed correctly, the NEB1B110B conforms to nationally recognized safety codes, giving you peace of mind that your system remains compliant and secure.

Where It Works Best

• The NEB1B110B is an excellent choice for panelboard installations in homes, apartment complexes, offices, retail spaces, and light industrial facilities. Whether you’re upgrading an existing panel or building a new one from the ground up, its combination of high interrupting capacity and wide wiring compatibility makes it a versatile performer. Think of it as a dependable workhorse ready to protect branch circuits or sub‑feeders feeding lighting, HVAC, or outlet circuits — ideal wherever reliable overload and short‑circuit protection is non‑negotiable.