Square D QO Circuit Breaker 20 Amp 1-Pole

The Square D QO 20 Amp 1-Pole Circuit Breaker delivers dependable overload and short-circuit protection for residential and light commercial electrical systems. Its thermal-magnetic trip mechanism responds quickly to overcurrent conditions, while the exclusive Visi-Trip® indicator lets you pinpoint a tripped breaker at a glance. Designed for use in QO load centers, CSED devices and NQOD panelboards, this breaker features a space-saving, plug-on mount that installs in seconds without tools.

Compact yet rugged, the QO 20 Amp breaker is ANSI-certified and UL-listed to meet the highest safety standards. Rated for 120/240 VAC and a 10,000 AIR (Ampere Interrupting Rating), it safeguards circuits against overloads and short circuits—helping prevent damage to wiring and connected equipment.

Key Features

• 20 Amp single-pole, standard-trip breaker
• Thermal-magnetic trip mechanism for precise protection
• Visi-Trip® red indicator clearly shows a tripped condition
• Plug-on mounting for quick, tool-free installation
• 120/240 VAC rated with 10,000 AIR capacity
• Compatible with QO load centers, CSED devices and NQOD panelboards
• ANSI certified and UL listed