A1B2100 - 100 Amp Circuit Breaker

A1B2100 - 100 Amp Circuit Breaker

The A1B2100 2-pole thermal magnetic circuit breaker is designed for dependable protection in commercial and industrial electrical systems operating at 120/240VAC. Rated at 100 amps, this bolt-on breaker helps you guard circuits and connected equipment against overloads and short circuits while fitting into compatible panelboards and distribution equipment with ease. Its compact size makes it a practical choice for installations where space matters, and the thermal magnetic trip design provides you a consistent protection during normal day-to-day operation. For electricians, contractors, and maintenance professionals working on replacement or retrofit projects, the A1B2100 offers the proper fit and electrical ratings needed to keep your existing systems operating smoothly. Built for long-term service, this breaker is commonly used in facilities where reliable power distribution is essential.

Key Features and Benefits

• 100 Amp, 2-Pole Circuit Breaker: Designed for dependable protection in 120/240VAC commercial and industrial electrical systems.
• Bolt-On Mounting Design: Provides a secure installation in compatible panelboards and distribution equipment.
• Thermal Magnetic Trip Mechanism: Helps protect circuits and connected equipment from overloads and short circuits.
• 10k A.I.C. Rating: Rated at 120/240VAC for reliable interrupting capacity in demanding applications.
• Compact Design: Helps fit a variety of panel configurations where installation space is limited.
• Commercial and Industrial Durability: Built for lasting use in commercial and industrial operating environments.
• Replacement and Maintenance Applications: Suitable for retrofit, replacement, and maintenance projects requiring matching specifications.
• Reliable Equipment Protection: Helps support safe and dependable operation of connected electrical equipment.
  

Technical Specifications

• Part Number: A1B2100
  
• Type: A1B
  
• Circuit Breaker Style: Thermal Magnetic Circuit Breaker
  
• Mounting Style: Bolt-On
  
• Poles: 2
  
• Amperes: 100A
  
• Voltage Rating: 120/240VAC
  
• A.I.C. Rating: 10kA @ 120/240VAC
  
• Dimensions:
  • Width: 1.5"
  • Height: 6.0"
  • Depth: 2.31"

Material Compliance and Certifications

• Electrical Distribution Applications: The A1B2100 is manufactured for use in electrical distribution systems that require molded case circuit protection.
• Installation Requirements: Installation and application should always follow local electrical codes, equipment specifications, and manufacturer recommendations.
  

Where It Works Best

• Commercial buildings and office facilities
• Industrial power distribution systems
• HVAC and mechanical equipment circuits
• Lighting distribution panels
• Electrical maintenance and retrofit projects
• Compatible bolt-on panelboards
• Control panels and branch circuit applications
• Facilities operating on 120/240VAC systems