General Electric TB43225 225A 3-Pole 600 V Circuit Breaker

General Electric TB43225 225A 3-Pole 600 V Circuit Breaker is a robust, go-to solution for protecting three-phase electrical circuits in demanding commercial and industrial environments. With the exact part number TB43225, this device is designed for reliable integration into GE panels and GE-compatible distribution systems, helping you maintain safe, continuous power delivery.

What it does

• Provides essential overcurrent protection for three-phase circuits up to 225 amperes and up to 600 volts, helping prevent equipment damage, electrical fires, and unexpected outages.
• Acts as a main or feeder breaker within compatible panels, offering straightforward protection for large motor loads, processing equipment, and heavy-duty machinery.
• Built to endure industrial environments where stable, long-lasting performance is required, reducing downtime and maintenance needs.

Key specifications

• Current rating: 225 A
• Poles: 3
• Voltage rating: 600 V
• Part number: TB43225

Ideal applications

• Main feeder protection in GE panels and compatible distribution systems for commercial facilities, factories, and warehouses
• Three-phase power distribution in manufacturing lines, HVAC subsystems, and large equipment rooms
• Replacement or upgrade for aging protection devices that require a 225A, 3-pole, 600V rating

Why choose this model

• Exact part compatibility with GE panels reduces fit issues and simplifies installation, helping you preserve panel labeling and listing integrity.
• High-current capability (225 A) paired with a 600 V rating makes it suitable for demanding industrial workloads while maintaining protection and reliability.
• Consistent GE-design philosophy and support ecosystem provide confidence in long-term compatibility and serviceability.

Practical tips for use

• Verify that your panel listing includes TB43225-compatible breakers before installation to ensure compliant operation.
• For original equipment protection, pair this breaker with conductors and bus systems rated for 225 A and 600 V, following applicable electrical codes and manufacturer guidelines.
• When replacing an older unit, note the panel’s acceptance of three-pole, 600V devices and confirm the mounting and termination arrangements match the new breaker.

Designed for professionals who demand dependable three-phase protection, the General Electric TB43225 225A 3-Pole 600 V Circuit Breaker delivers precise, scalable safeguarding for large electrical systems. Whether you’re upgrading a service entrance, consolidating feeder protection, or configuring a new GE-compatible panel, this breaker brings clarity, reliability, and compatibility to your power distribution architecture.