Eaton QBGFEP1020 - 20 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState

The Eaton QBGFEP1020 is a 20A, 120V, 1-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for rugged reliability, its bolt-on mounting provides a rigid, vibration-resistant bus connection that stays secure even in dynamic environments.

Why the QBGFEP1020 stands out

• Secure bolt-on mounting: A strong, vibration-resistant connection that helps maintain consistent electrical performance in busy panels or installations with movement.
• Thermal-magnetic protection: The built-in thermal-magnetic trip unit delivers stable, repeatable protection characteristics, helping to prevent nuisance trips while safeguarding wiring and devices.
• OEM-compatible design: Engineered to be compatible with matching Eaton OEM load centers and panelboards, ensuring a seamless fit in your existing infrastructure.
• Versatile application: Suitable for residential, commercial, and light industrial circuits, making it a practical choice across multiple settings.

Technical snapshot

• Manufacturer: Eaton
• Part number: QBGFEP1020
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 20A
• Voltage rating: 120V
• Number of poles: 1
• Mounting style: Bolt-on
• Applications: Branch circuit overcurrent and short-circuit protection

Practical use cases

Whether you’re wiring a residential subpanel, upgrading a commercial lighting circuit, or protecting a small industrial feeder, the QBGFEP1020 provides reliable, code-compliant protection. Its bolt-on design is especially advantageous in panels with vibration from equipment or heavy wiring, where a lug-type connection needs to stay tight over time. Pair it with compatible Eaton load centers to ensure a cohesive protection scheme across your distribution system.

What problems it solves

• Guards wiring and devices from overcurrent and short circuits without frequent nuisance trips thanks to a precise thermal-magnetic trip curve.
• Minimizes connection loosening in dynamic installations through a robust bolt-on mounting method.
• Streamlines panelboard upgrades or retrofits by pairing with OEM-compatible Eaton equipment for a clean, orderly protection solution.

installation mindset and tips

For best results, ensure your panelboard is designed for bolt-on breakers and that torque specifications from the panel manufacturer are followed. The 1-pole configuration is ideal for single-circuit protection tasks, allowing straightforward expansion by adding additional QBGFEP1020 units where needed.

Choose the Eaton QBGFEP1020 when you need a reliable, purpose-built solution for safe, long-lasting branch circuit protection in diverse environments. Its combination of secure mounting, stable thermal-magnetic protection, and OEM compatibility helps you build a safer electrical distribution system with fewer service interruptions.