Eaton PDG21G0040TFFL - 40 A, 600 V, 1-Pole Circuit Breaker | AmpState

Meet the Eaton PDG21G0040TFFL — a compact 40 A, 600 V, 1-pole molded case circuit breaker designed to safeguard branch circuits in panelboards and load centers. Built for dependable overcurrent and short-circuit protection, this unit helps you keep electrical systems running safely and reliably, even in tight panel configurations.

Why this breaker stands out

• Space-efficient molded case design: Its compact profile minimizes panel footprint, leaving room for future expansions without compromising protection.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by responding precisely to overloads and short circuits, helping to prevent nuisance trips while maintaining fast fault interruption.
• OEM-compatible: Engineered to pair with matching Eaton load centers and panelboards, ensuring a seamless fit and coordinated protection across your distribution system.
• Versatile application: Suitable for residential, commercial, and light industrial environments, making it a reliable choice for a wide range of circuits—from lighting and receptacles to dedicated equipment feeders.
• Clear electrical ratings: 40 A rating with a 600 V maximum, designed for single-pole (1P) circuits, providing targeted protection for individual branch runs.

Technical snapshot

• Manufacturer: Eaton
• Part Number: PDG21G0040TFFL
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 40 A
• Voltage Rating: 600 V
• Number of Poles: 1
• Application: Branch circuit overcurrent and short-circuit protection

Practical use cases

• Residential panels: Protect individual branch circuits such as kitchen outlets or lighting runs where single-pole protection is appropriate.
• Commercial panelboards: Safeguard specific circuits feeding vending, small HVAC controls, or office equipment without over‑protecting other loads.
• Light industrial setups: Provide targeted protection for dedicated machines or process accessories within a compact, space-saving footprint.

How it solves real problems

In crowded electrical panels, space and reliability are paramount. The PDG21G0040TFFL’s compact molded case design frees panel space while its thermal-magnetic trip mechanism delivers predictable performance, reducing nuisance trips during normal load fluctuations and delivering rapid interruption when faults occur. By matching Eaton’s OEM load centers and panelboards, it minimizes compatibility concerns and simplifies replacement or upgrade projects.

Tips for installation and care

• Verify you’re pairing the PDG21G0040TFFL with a compatible Eaton load center or panelboard to ensure proper fit and coordination of protection.
• Replace only for the exact amperage and poles required by the circuit to maintain protection accuracy.
• Handle with care during installation; follow standard safety practices and the manufacturer’s installation instructions for torque specifications and mounting.

Whether you’re upgrading a panel, performing routine maintenance, or stocking up for a new installation, the Eaton PDG21G0040TFFL from AmpState delivers precise, reliable protection for single‑pole circuits up to 40 A and up to 600 V. It’s the disciplined, space-conscious choice for safeguarding today’s electrical systems.