Siemens HFG3B100 Circuit Breaker, 100A, 3-Pole, 600V

Siemens HFG3B100 Circuit Breaker, 100A, 3-Pole, 600V is built to stand up to the demands of industrial electrical service, maintenance, and replacement projects. This 3-pole unit is designed to protect three-phase circuits in VL-series installations, delivering dependable interruption when faults occur and helping keep your equipment and personnel safe.

Why this HFG3B100 stands out

What makes this breaker unique is its precise alignment with VL-series panels and applications. By using the exact part number HFG3B100, technicians can confirm fit and compatibility with your panel and circuit requirements, reducing guesswork during installations or replacements.

• Industrial-grade protection: engineered for continuous operation in demanding environments, safeguarding wiring, motors, and control circuits from overloads and faults.
• Three-phase reliability: 3-pole design suited for standard 600V three-phase systems common in manufacturing, processing, and heavy equipment settings.
• Clear compatibility path: commonly associated with the VL-series; verify fit by part number to ensure seamless integration into your existing infrastructure.
• Simple replacement and service: designed for straightforward field replacement in service panels and electrical enclosures, helping minimize downtime.

Ideal use cases

Engineered for industrial environments, the HFG3B100 is well-suited for:

• Replacing a failed or aging breaker in VL-series panels or enclosures.
• Protecting three-phase motor circuits, drives, and other equipment operating at up to 600V.
• New installations in industrial facilities where a robust, readily available 100A, 3-pole solution is required.
• Maintenance projects where precise part-number compatibility accelerates service actions.

Specifications at a glance

• Manufacturer: Siemens
• Series: VL
• Part Number: HFG3B100
• Product Type: Circuit Breaker
• Amperage: 100 A
• Poles: 3
• Voltage: 600V

Need help verifying compatibility?

If you’re unsure whether HFG3B100 matches your panel or equipment, message us and we’ll help confirm compatibility based on your application's requirements and part number.