Square D KT-674 - 20A, 1-Pole, Circuit Breaker

The Square D KT-674 is a dependable 20A, 1-Pole circuit breaker designed to shield your electrical system from overcurrent conditions. Built for use in panelboards, switchboards, and control panels, this unit delivers consistent protection in demanding environments where uptime and safety matter.

Key specifications at a glance

• Current rating: 20A
• Poles: 1-Pole
• Breaker type: Circuit Breaker

Why the KT-674 stands out

With a simple 1-Pole configuration, the KT-674 offers flexible installation for single-phase circuits, making it an excellent choice for smaller feeders and control circuits within larger systems. Its 20A rating targets common branch circuits and motor-control feeds, providing reliable protection for conductors and connected equipment in panelboards, switchboards, and control panels. This is a practical, purpose-built solution from Square D for industrial, commercial, and OEM applications that require dependable overcurrent protection and safe operation in distribution panels and motor control centers.

Ideal applications

• Industrial and commercial panelboards where compact, reliable protection is needed
• Switchboards and control panels supporting single-phase circuits
• OEM equipment and machinery enclosures requiring a standard 1-Pole, 20A breaker
• Distribution panels and motor control centers that depend on consistent circuit protection

Practical considerations

When selecting the KT-674, ensure the current rating and pole configuration match your panel’s requirements. This unit is intended for integration into systems that accept 1-Pole, 20A circuit breakers and should be used in accordance with applicable electrical codes and panel manufacturer specifications. Designed to deliver dependable protection in diverse environments, it helps keep wiring and connected loads safe while maintaining system reliability.

What you gain with the Square D KT-674

Reliable, straightforward overcurrent protection tailored for a range of installation scenarios—from compact control panels to larger distribution setups. By choosing the KT-674, you align with a proven Square D solution that supports safe operation, simplifies replacement in existing installations, and provides predictable performance for daily industrial and commercial use.