Eaton JD3100W - 100 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

The Eaton JD3100W is a purpose-built, 100 A, 600 V three-pole bolt-on molded case circuit breaker designed to safeguard branch circuits in panelboards and load centers. Built for dependable overcurrent and short-circuit protection, it pairs a secure bolt-on mounting with a robust thermal-magnetic trip unit to deliver reliable performance across demanding electrical environments.

What sets the JD3100W apart:

• Rigid, vibration-resistant bus connection through secure bolt-on mounting, minimizing movement and maintaining consistent electrical contact in panels subject to vibration or movement.
• Thermal-magnetic trip unit combines precise thermal protection with instantaneous magnetic response for short-circuit events, delivering stable, repeatable protection under varying load conditions.
• Three-pole configuration provides balanced protection for 3‑phase systems, making it ideal for commercial and light industrial distributions as well as residential applications that require three-phase protection.
• OEM panel compatibility designed to match Eaton’s own load centers and panelboards, simplifying replacement and ensuring a seamless fit with existing equipment.
• Rated for demanding environments up to 600 V and 100 A, making it suitable for a range of distribution tasks from feeder protection to main branch circuits.

Technical essentials

• Manufacturer: Eaton
• Part number: JD3100W
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 100 A
• Voltage rating: 600 V
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection in panelboards and load centers

Ideal use cases

• Residential, commercial, and light industrial panelboards that require reliable three‑phase protection
• Replacement for degraded or obsolete breakers within OEM Eaton load centers to maintain system integrity
• feeders and branch circuits in distribution panels where vibration resistance and secure mounting are priorities

Why choose the JD3100W for your electrical protection needs

Instead of generic protection, the JD3100W delivers a tailored solution for Eaton‑compatible panelboards with a focus on long-term reliability. The bolt-on design minimizes connection looseness in environments subject to vibration, while the thermal-magnetic trip unit delivers predictable response to overloads and short circuits. For facilities that require dependable three‑phase protection without stepping outside OEM specifications, the JD3100W provides a precise, compatible, and durable option.

Whether you’re upgrading an old panel, expanding a distribution system, or stocking an OEM replacement part, the Eaton JD3100W 100 A, 600 V, 3‑pole bolt‑on breaker offers clear advantages in performance, compatibility, and peace of mind. It’s the thoughtful choice for protecting essential electrical infrastructure today and maintaining reliable operation tomorrow.