Phoenix TMC72C03A - 03A, Circuit Breaker

Discover reliability in protection with the Phoenix TMC72C03A - 03A, a purpose-built circuit breaker designed to safeguard circuits in demanding electrical environments. This Phoenix device delivers dependable overcurrent protection where safety and continuity matter most, making it a trusted choice for professional installations.

Engineered for use in panelboards, switchboards, control panels, and OEM equipment, the TMC72C03A fits right into a wide range of industrial and commercial applications. Whether you’re building a new distribution system or upgrading an existing setup, this breaker provides a clear path to safer operation and reduced risk of electrical faults.

Key specifications

• Current rating: 03A
• Breaker type: Circuit Breaker
• Compatible installations: panelboards, switchboards, control panels, and OEM equipment
• Ideal for: industrial, commercial, and OEM applications where dependable overcurrent protection and safe operation are essential in distribution panels and motor control centers

Why choose the Phoenix TMC72C03A - 03A? It’s purpose-built for real-world protection in critical infrastructure. By delivering reliable stopping power at the circuit level, it helps prevent damage to wiring and downstream equipment, supports safer startup and operation of loads, and minimizes unexpected downtime in both new builds and retrofits.

Ideal use scenarios include:

• New control panels or OEM assemblies requiring a robust 03A protection device
• Retrofits of panelboards or motor control centers to enhance protection profiles
• Industrial and commercial distribution systems where consistent performance and safety are priorities

Implementation tips:

• Ensure the current rating (03A) matches the protected circuit to balance protection with nuisance-trip avoidance
• Verify enclosure and mounting compatibility within your existing panel or MCC design
• Follow applicable electrical codes and project specifications during installation and commissioning