Eaton QBHW2020H - 20 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Eaton QBHW2020H — a reliable 20A, 240V, 2-pole bolt-on molded case circuit breaker designed to protect branch circuits in panelboards and loadcenters with precision. Built for durability, it delivers consistent overcurrent and short-circuit protection in residential, commercial, and light industrial settings, even in environments with vibration and movement.

Key advantages

• Secure bolt-on mounting for a rigid, vibration-resistant connection to the bus
• Thermal-magnetic trip unit delivers stable, repeatable protection against overloads and faults
• 20A, 240V, 2-pole configuration ideal for common branch circuit protection needs
• Designed to be compatible with matching OEM loadcenters and panelboards for seamless integration
• Suitable for residential, commercial, and light industrial electrical systems

Technical specifications

• Manufacturer: Eaton
• Part Number: QBHW2020H
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 20 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Why this breaker stands out

What sets the QBHW2020H apart is its combination of a firm, bolt-on mounting and a precision thermal-magnetic trip mechanism. This means fewer nuisance trips from minor inrush, more predictable protection curves, and a reliable, vibration-resistant connection that stays watertight to the bus during operation. When upgrading or expanding a panel, this breaker provides a straightforward path to compliant, durable protection without compromising panel compatibility or safety margins.

Use cases and ideal applications

• Upgrading residential service panels to add or replace a dedicated 20A branch circuit
• Commercial load centers requiring dependable 2-pole protection for lighting, receptacle, or small equipment circuits
• Light industrial panels where vibration resistance and reliable trip performance are critical
• Repairs or replacements in OEM-matched panels to maintain warranty and electrical code compliance

Installation and compatibility tips

Ensure the panelboard or loadcenter is designed for bolt-on breakers and that the QBHW2020H matches the OEM specifications for your enclosure. When installing, follow standard electrical safety practices: shut off power, verify absence of voltage, and secure the breaker firmly to the bus to maintain a solid, long-lasting connection. This breaker is designed to pair with corresponding Eaton OEM panels, delivering a cohesive and dependable protection solution for your electrical system.