Eaton QBHCAF1020 - 20 A, 2 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Meet the Eaton QBHCAF1020 — a 20A, 2V, 1-pole bolt-on molded case circuit breaker crafted for reliable branch-circuit protection in panelboards and loadcenters. Its bolt-on design delivers a secure, vibration-resistant bus connection, so protection remains precise even in environments with movement or vibration.

Why this breaker stands out

• Rigid bolt-on mounting for a stable, vibration-resistant connection to the bus, reducing the risk of loosening over time.
• Thermal-magnetic trip unit provides stable, repeatable protection against both overloads and short circuits, with fast response to faults.
• Molded-case construction combines durable insulation with compact, easy-to-handle form factor for installation in crowded panels.
• 1-pole design protects a single branch circuit with precise protection characteristics appropriate for many residential, commercial, and light industrial applications.
• OEM compatibility is built to pair with matching Eaton OEM loadcenters and panelboards, simplifying replacement and upgrade paths.

Ideal use cases

• Residential panelboards and subpanels needing reliable protection for lighting and receptacle circuits.
• Small commercial electrical setups where a compact, dependable protection device is required.
• Light industrial applications with vibration or movement considerations, where a secure mounting and consistent trip performance matter.
• OEM-approved replacements in existing Eaton-based panelboards and loadcenters to maintain system compatibility.

Technical snapshot

• 20A
• Voltage rating: 2V
• Number of poles: 1
• Mounting style: Bolt-on
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection

What problems it solves

• Delivers dependable protection against overcurrent and short circuits, reducing nuisance trips and downtime in everyday electrical systems.
• Ensures a solid, vibration-resistant connection that maintains protection integrity in panels subjected to movement or equipment vibration.
• Provides a straightforward, compatible replacement option within OEM panelboard ecosystems, minimizing installation complexity and compatibility concerns.