Eaton FD3045 - 45 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the Eaton FD3045—a 3-pole, 45A, 600V bolt-on molded case circuit breaker engineered to protect your panelboards and load centers with precision. Built for reliability in demanding environments, this device delivers dependable branch circuit overcurrent and short-circuit protection when you need it most.

Why the FD3045 stands out

• Secure bolt-on mounting for a rigid, vibration-resistant bus connection that stays put even in installations with movement or vibration.
• Thermal-magnetic trip unit combines stable thermal protection with rapid magnetic response for short-circuit events, delivering predictable protection performance you can trust.
• OEM-compatible design crafted to fit matching Eaton-style load centers and panelboards, ensuring clean integration and reliable coordination within your electrical system.
• Versatile, three-pole protection well-suited for residential, commercial, and light industrial applications that require three-phase or three-pole safety.

Key specifications

• Manufacturer: Eaton
• Part Number: FD3045
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 45A
• Voltage Rating: 600V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Upgrading or expanding residential service panels where a 3-pole, 45A breaker is required
• Installing or retrofitting commercial panelboards and load centers that demand robust, reliable protection
• Light industrial distribution where dependable three-phase protection and secure mounting are priorities

Practical benefits and outcomes

With the FD3045, you gain a predictable protection profile that minimizes nuisance trips and enhances system safety. The thermal element responds to gradual overloads, giving you managed, time-delayed protection, while the magnetic element rapidly interrupts severe faults. The bolt-on design reduces the risk of loosened connections due to vibration, helping maintain consistent performance over the life of the installation.

Installation and compatibility

Designed to pair with Eaton OEM load centers and panelboards, the FD3045 ensures a cohesive fit and reliable electrical coordination. Before installation, verify that your panelboard accepts bolt-on molded case breakers of this type and that the bus connection geometry matches the FD3045. This breaker is intended for branch circuit protection, serving as a solid, long-lasting choice for organized, safe electrical distribution.

Who should consider this breaker

• Electrical contractors working on new panel installations or upgrades in residential, commercial, and light industrial settings
• Facility managers seeking durable, maintenance-friendly protection for distribution panels
• Installers who prioritize secure mounting and precise, dependable trip performance