Eaton WMZT2D01T 2-Pole 1A Type D Miniature Circuit Breaker | UL 489 DIN-Rail Protection High-Inrush Industrial Branch Circuit Protection for Motors, Transformers & Control Panels

Eaton WMZT2D01T Miniature Circuit Breaker for Reliable Branch Circuit Protection

The Eaton WMZT2D01T is a 2-pole, 1A Type D miniature circuit breaker engineered for dependable UL 489 branch circuit protection. Designed for DIN-rail systems, it delivers consistent overload and short-circuit defense in industrial control panels, HVAC equipment, power supplies, and applications with high inrush currents. Its thermal-magnetic performance and current-limiting design support safe, stable operation in demanding environments.

Why It Helps
This breaker provides high-reliability protection for circuits with motors, transformers, and inductive loads where Type D trip characteristics prevent nuisance tripping. Its DIN-rail mounting, compact WMZT form factor, and compatibility with Eaton auxiliary modules and busbar systems simplify installation, integration, and panel expansion while supporting compliance with UL and CSA safety standards.

Key Highlights

• The WMZT2D01T uses a Type D trip curve, offering dependable protection against short circuits and overloads in circuits with high inrush current, ensuring stability in motor and transformer applications.

• Its DIN-rail design and WMZT series compatibility allow fast installation and integration into industrial control panels, power systems, and panelboard assemblies.

• Current-limiting performance reduces let-through energy during fault events, helping protect connected equipment and reducing risk of damage.

• Works with Eaton WMZT accessories—including auxiliary contacts, shunt trips, and busbar systems—to support system monitoring, lockout, and modular expansion where needed.

• Built within Eaton’s UL 489-listed WMZT family, it provides a trusted, compliance-focused protection solution suitable for professional electrical systems.

Applications
Ideal for protecting industrial machinery, HVAC equipment, PLC I/O circuits, motor control systems, and power supply feeds where high-inrush loads demand Type D characteristics. Its compatibility with standard 35 mm DIN-rail architectures and Eaton WMZT accessories ensures dependable long-term performance and practical adaptability in professional electrical installations.