Eaton HKD3100W - 100 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Eaton HKD3100W is a compact, dependable solution for branch circuit overcurrent and short-circuit protection in panelboards and load centers. With a 100 A rating and 600 V capacity, this 3-pole molded case circuit breaker is designed to keep electrical systems safe and running smoothly in demanding environments.

• maximizes panel space, making it easier to fit within tight enclosures without sacrificing protection.
• Thermal-magnetic trip unit delivers stable, repeatable protection across varying loads, responding quickly to short circuits while protecting conductors from overloads.
• 3-pole configuration supports three-phase circuits and provides robust protection for multi-wire systems common in commercial and light industrial settings.
• 100 A, 600 V rating aligns with standard branch-circuit protection needs in modern panelboards and load centers.
• OEM compatibility is engineered to pair with matching Eaton OEM load centers and panelboards for straightforward replacement and consistent protection coordination.

Who should consider the HKD3100W? electricians and facilities managers planning panel upgrades, retrofits, or new installations where space is at a premium and reliable trip performance is non-negotiable. It’s ideal for residential projects with larger electrical loads, commercial spaces with centralized panels, and light industrial applications that require solid, long-term protection for critical circuits.

Why this breaker stands out is not just in its specs—it’s how those specs translate to real-world reliability. The compact form factor saves panel space, reducing the footprint of each protective device while maintaining compliance with safety standards. The thermal-magnetic protection mechanism provides predictable trip behavior, helping to minimize nuisance trips and protect both wiring and equipment during fault events. When you need a dependable, easy-to-spec-to-partner solution for a 3-pole, 100 A protection plan at 600 V, the HKD3100W delivers consistent performance and straightforward compatibility.

Technical snapshot:
- Amperage rating: 100 A
- Voltage rating: 600 V
- Poles: 3
- Type: Thermal-magnetic molded case circuit breaker
- Applications: Branch circuit overcurrent and short-circuit protection in panelboards and load centers
- Manufacturer: Eaton
- Part number: HKD3100W

In practice, this breaker simplifies procurement and maintenance: you can confidently stock a single, compatible unit for Eaton-specific panel systems, streamline replacements, and maintain consistent protection levels across the electrical distribution network. For any panel upgrade or new installation where reliable, space-efficient protection is required, the Eaton HKD3100W 100 A, 600 V, 3-pole breaker is a precise, purpose-built choice.