Eaton QCF3020H - 20 A, 240 V, 3-Pole Circuit Breaker | AmpState

The Eaton QCF3020H is a compact, reliable three-pole molded-case circuit breaker designed to protect branch circuits in panelboards and loadcenters. With a 20A, 240V rating and a thermal-magnetic trip unit, this breaker delivers precise, repeatable protection for today’s diverse electrical loads while maximizing panel space in tight installations.

Why this breaker stands out

• Space-conscious molded-case design: The compact form factor makes efficient use of panel space, helping you fit more protection without crowding the enclosure.
• Thermal-magnetic trip unit: Combines thermal overload protection with instantaneous magnetic trip action, delivering strong, predictable responses to overloads and short circuits across a range of operating conditions.
• 3-pole configuration: Ideal for three-phase distribution, enabling clean, balanced protection for commercial and light industrial applications.
• OEM-ready compatibility: Designed to pair with matching Eaton OEM loadcenters and panelboards, ensuring a seamless fit, consistent trip characteristics, and straightforward maintenance or replacement.
• Versatile application: Suitable for residential, commercial, and light industrial environments where dependable branch-circuit protection is critical.

Where it fits in your electrical system

The QCF3020H protects branch circuits from overloads and short circuits, helping to prevent wiring damage, nuisance trips, and electrical hazards. Its three-pole design supports three-phase systems commonly found in commercial spaces and light industrial setups, while still serving common single-stage panel installations that require robust protection and easy interchangeability within Eaton’s ecosystem.

Specific use cases

• Protecting lighting and receptacle circuits in small commercial spaces where 240V three-pole protection aligns with the panel architecture.
• Replacing a failed breaker in compatible Eaton panelboards, preserving system performance with a proven thermal-magnetic profile.
• Providing reliable overcurrent and short-circuit protection for equipment racks, HVAC controllers, and other modest three-phase loads in light industrial environments.

Key specifications at a glance

• Manufacturer: Eaton
• Part number: QCF3020H
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 20A
• Voltage rating: 240V
• Number of poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Why customers choose Eaton QCF3020H

Customers select this breaker for its dependable protection profile, compatibility with Eaton’s panel systems, and its ability to maximize panel capacity without sacrificing safety or performance. The QCF3020H isn’t just a component—it’s a strategic choice for predictable protection outcomes, simplified maintenance, and future-proofing your electrical distribution with a trusted OEM solution.

Whether you’re outfitting a new build, upgrading an aging panel, or completing a critical electrical retrofit, the Eaton QCF3020H delivers consistent performance and peace of mind across residential, commercial, and light industrial applications. Trust in a breaker designed to protect what powers your everyday workflows, equipment, and comfort.