A1B3100 - 100 Amp Circuit Breaker

A1B3100 - 100 Amp Circuit Breaker

Protect your electrical system with the A1B3100, a dependable 100-amp, 3‑pole bolt‑on circuit breaker engineered for modern residential, commercial, and light‑industrial installations. With a 10 kA interrupting capacity at 240 VAC, this breaker delivers dependable overload and short‑circuit protection—so you can count on safe, continuous power delivery where it matters most. Its intuitive design and compact form factor make it a wise choice for electricians, contractors, and facilities managers who demand consistent performance without unnecessary complexity.

Key Features and Benefits

• Dependable 100 Amp Capacity: Handles substantial electrical loads with ease, making it suitable for feeders, branch circuits, and equipment circuits.
• 10 kA A.I.C. at 240 VAC: Offers strong protection against short circuits and fault currents, giving you peace of mind that your wiring and connected devices are safeguarded.
• Thermal‑Magnetic Trip Mechanism: Combines two methods of protection—thermal for overloads, magnetic for sudden surges—delivering a quick, accurate response to hazardous conditions.
• 3‑Pole, Bolt‑On Format: Ensures straightforward installation and secure mounting, ideal for panel upgrades or new installations that require stable, long-term performance.
• Compact Yet Reliable: Despite its powerful capacity, the A1B3100 fits neatly into standard electrical enclosures—perfect choice when space is limited but performance can’t be compromised.

Technical Specifications

• Poles: 3
  
• Current Rating: 100 Amp
  
• Interrupting Capacity (A.I.C.): 10,000 A @ 240 VAC
  
• Frame Type: A1B
  
• Dimensions:
  • Width: 2.25 inches
  • Length: 6.00 inches
  • Depth: 2.31 inches
• Weight: 3.10 lbs
  
• Mounting Style: Bolt‑on
  

Material Compliance and Certifications

• Industry Standards: The A1B3100 is manufactured using industry-standard components and materials designed to meet or exceed stringent safety and electrical performance criteria.
• Construction: All internal and external parts are rated for long-term reliability under typical load conditions, and the breaker is built to comply with prevailing electrical codes and certification requirements. Its durable construction helps ensure dependable operation in a variety of environments—reducing maintenance needs and lowering the risk of failures over time.

Where It Works Best

• The A1B3100 shines in a wide range of settings — from single-family homes and small commercial buildings to larger light‑industrial facilities. It’s an excellent pick for use as a feeder breaker, sub‑panel supply, or a main panel upgrade when you need dependable 100 Amp protection without sacrificing space. Electricians and facility managers appreciate it in settings where space inside a panel is limited but load demands are significant. Whether you're outfitting a newly built facility, upgrading an old panel, or standardizing breakers across multiple installations, the A1B3100 delivers reliable performance you can trust.