Eaton QBHW1020S 20A 240V 1-Pole Bolt-On Circuit Breaker

The Eaton QBHW1020S is a dependable 1-pole bolt-on molded case circuit breaker engineered for precise branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. At 20A and 240V, this breaker is built to handle everyday power distribution with confidence, making it a smart choice for both new installations and reliable replacements.

Why the QBHW1020S stands out

• Secure bolt-on mounting: a rigid, vibration-resistant bus connection that stays solid through years of operation.
• Thermal-magnetic trip unit: delivers stable, repeatable protection characteristics, minimizing nuisance trips while safeguarding wiring and devices.
• OEM-compatible design: engineered to pair with matching Eaton OEM loadcenters and panelboards for straightforward compatibility and easier servicing.
• Versatile applications: suitable for residential, commercial, and light industrial environments where reliable protection matters.
• Compact 1-pole configuration: 20A, 240V rating provides targeted protection for individual circuits without crowding the panel.

Ideal use cases

• Residential panelboards requiring dependable protection for lighting, outlets, and other 20A circuits
• Small commercial installations where quick, reliable interruption prevents equipment damage and fire risk
• Light industrial power distribution segments needing consistent protection for non-industrial loads

How it helps you manage safety and uptime

The QBHW1020S integrates into your electrical system as a first line of defense against overloads and short circuits. Its thermal-magnetic mechanism responds quickly to surge conditions, while its bolt-on design reduces the likelihood of connection loosening due to vibration—crucial in panelboards stationed in high-traffic or demanding environments. For installers and maintenance teams, its compatibility with OEM Eaton loadcenters simplifies replacement and ensures predictable performance across the panel lineup.

Specifications at a glance

• Manufacturer: Eaton
• Part Number: QBHW1020S
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 20A
• Voltage Rating: 240V
• Number of Poles: 1
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

When you need a reliable, easy-to-install protection solution for panelboards and loadcenters, the Eaton QBHW1020S from AmpState delivers steady performance with a clear focus on safety and long-term durability. Trustworthy protection for everyday power distribution—that’s the QBHW1020S.