Westhinghouse JK3125 - 125A, 3-Pole, Circuit Breaker

The Westhinghouse JK3125 125A 3-Pole Circuit Breaker is built to safeguard three-phase electrical systems with precise overcurrent protection. With a 125-amp rating and a 3-pole configuration, it fits seamlessly into panelboards, switchboards, and control panels where reliable protection matters most.

Designed for industrial, commercial, and OEM applications, this circuit breaker helps prevent damage from overloads and short circuits, minimizing downtime and protecting valuable equipment and wiring. Its rugged design is aimed at safe operation in demanding distribution environments such as motor control centers and complex panel assemblies.

Key specifications

• Current rating: 125A
• Pole configuration: 3-Pole
• Breaker type: Circuit Breaker
• Applications: Panelboards, switchboards, and control panels

Why it matters

Three-pole protection is essential for balanced three-phase systems. By interrupting fault currents quickly, the JK3125 reduces the risk of damage to motors, drives, and wiring, while keeping power distribution safe and stable in busy facilities.

Ideal use scenarios

• New installations in industrial plants where three-phase loads require dependable overcurrent protection
• OEM equipment housings that demand a ready-to-install protection device
• Repairs or upgrades to existing distribution panels, switchboards, or motor control centers

Installation and maintenance should be performed by qualified electrical professionals, following local codes and manufacturer specifications. The JK3125 complements other protective devices in a coordinated protection scheme, helping you meet safety standards and uptime targets.

Choose the Westhinghouse JK3125 for a proven, three-phase protection solution that combines straightforward integration with robust overcurrent protection. When reliability and safety in distribution panels and motor control centers matter, this 125A, 3-pole breaker is a practical, no-nonsense choice.