Eaton JD3150 - 150 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

The Eaton JD3150 is a reliable, bolt-on molded case circuit breaker built to protect your electrical system’s integrity. With a 150 A rating and a 600 V capacity, this 3-pole unit delivers robust branch circuit overcurrent and short-circuit protection for panelboards and loadcenters.

• Secure bolt-on mounting for a rigid, vibration-resistant bus connection that stays tight even in environments with motion or machinery vibrations.
• Thermal-magnetic trip unit offers stable, repeatable protection by simultaneously sensing overloads and short circuits, minimizing nuisance trips and safeguarding connected equipment.
• OEM-compatible fit designed to match the specifications of matching Eaton OEM load centers and panelboards, ensuring straightforward replacement and dependable performance.
• Versatile application ideal for residential panels, commercial electrical rooms, and light industrial installations where dependable 150 A protection is needed.

Technical specifications

• Manufacturer: Eaton
• Part Number: JD3150
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 150 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Use cases and practical insights

• Upgrade or replace a 3-pole protection device in residential, commercial, or light industrial panelboards where a solid, bolt-on connection reduces the risk of loosening under vibration.
• Apply in service entrances or subpanels that require a strict 150 A protection strategy while maintaining compatibility with existing Eaton OEM panels.
• Pair with downstream feeders and devices to create a clear protection boundary for critical circuits such as HVAC, lighting, or machinery controls in small facilities.

Why this model stands out

What sets the Eaton JD3150 apart is the combination of a secure bolt-on mounting, a thermal-magnetic trip that adapts to real-world loading, and a proven compatibility story with Eaton’s own panel systems. This means fewer misfits, fewer trips, and a more predictable protection profile across the life of the installation.

Installation and maintenance tips

For best results, install JD3150 in a panelboard or loadcenter rated for the same voltage and use case. Follow local electrical codes and the manufacturer’s installation instructions. Periodically inspect the breaker and bus connections for signs of wear, corrosion, or looseness, and replace if any integrity concerns appear.

When you need dependable, high-capacity protection that aligns with Eaton’s panel systems, the JD3150 150 A, 600 V, 3-pole bolt-on molded case circuit breaker is designed to deliver long-term reliability and straightforward serviceability in a range of electrical environments.