KA3125SW | Circuit Breaker | 125A | 3-Pole | 600V

Meet the KA3125SW, a rugged industrial circuit breaker designed for demanding three-phase power systems. With a 125A rating across 3 poles and a 600V operating capability, it’s built for reliability in maintenance, retrofit, and replacement projects where exact specifications matter.

• Amperage: 125A
• Poles: 3-Pole
• Voltage: 600V

This breaker is ideal for professionals managing three-phase electrical distributions in industrial environments. Use it to safely interrupt fault currents in factories, processing plants, or large equipment setups where the circuit must be protected at a specific current and voltage. It shines in scenarios like:

• Maintenance shutdowns that require a reliable, drop-in replacement with identical specs
• Retrofits where older panels or feeders need the same amperage and pole configuration
• Spare replacements to minimize downtime during line or control panel servicing

Why choose KA3125SW for your system

The KA3125SW delivers a precise, match-for-purpose solution when your project demands exact compatibility. Rather than guessing at cross-references, rely on the part number KA3125SW as the best reference for compatibility. This ensures your panel rating, interrupting capability, and three-pole arrangement align with your existing installation, reducing retrofit hurdles and installation risk.

Compatibility, selection tips, and practical considerations

Important to verify before ordering: confirm fit and ratings to ensure seamless integration. Use the KA3125SW as the definitive reference when comparing against your panel’s specification sheet, wiring diagram, and three-pole, 600V infrastructure. If you’re updating maintenance stock or replacing a failed unit, this exact model streamlines procurement and reduces the guesswork during installation.

Practical tips for installation and operation:

• Match the amperage, voltage rating, and pole count to your target circuit to maintain proper overcurrent protection.
• Review your panel catalog or equipment manual to ensure the same frame size and mounting provisions as the KA3125SW.
• Handle with care during replacement—verify the system is de-energized and follow local electrical codes for safe installation.
• Store spares in a dry, organized area to ensure quick swaps during planned maintenance or unexpected faults.

Whether you’re upgrading legacy gear, refreshing a critical feeder, or stocking an OEM-grade replacement for rapid service, the KA3125SW delivers dependable three-pole protection for 600V industrial circuits. For professionals who prioritize exact specs, reliability, and straightforward sourcing, this part number is the clear, ready-to-install choice.