Eaton KD3250Y - 250 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Designed for dependable branch circuit protection, the Eaton KD3250Y is a 3-pole, 250A, 600V bolt-on molded case circuit breaker built to endure the demands of modern panelboards and load centers. It delivers reliable overcurrent and short-circuit protection with a compact, factory-installed trip unit, making it a smart choice for serious electrical installations.

Why professionals choose the KD3250Y

• Rigid, vibration-resistant mounting: Secure bolt-on installation ensures a solid bus connection even in environments with vibration or movement.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection performance, providing precise responses to overloads and short circuits.
• Panelboard compatibility: Engineered to be compatible with matching OEM load centers and panelboards for seamless retrofits and upgrades.
• Three-pole design for balanced protection: Guards all three phases in 600V systems, helping maintain system integrity.
• High-amperage, high-voltage capability: 250A rating and 600V rating cover a broad range of commercial and light industrial applications.
• Versatile applications: Ideal for residential, commercial, and light industrial electrical distributions where reliable protection is essential.

Where it fits in your electrical system

Use the KD3250Y in panelboards and load centers to guard branch circuits against overcurrent conditions and short circuits. Its bolt-on design and molded-case construction are chosen by installers who need dependable performance in new builds or panel replacements alike, ensuring quick, secure integration with existing OEM hardware.

Technical specifications at a glance

• Manufacturer: Eaton
• Part Number: KD3250Y
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 250 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

For electrical professionals upgrading distribution panels, the KD3250Y offers a robust combination of durable construction and precise protection that keeps circuits safe while simplifying installation. When you need reliable, code-compliant protection for 600V systems across three phases, this Eaton breaker performs where it matters most—in the heart of your electrical infrastructure.