Square D QO120 Miniature Circuit Breaker 20A Square D QO120 Miniature Circuit Breaker 20A quantity Add to Quote SKU: TSC-BRKQO120CP Categories: Breakers, Electrical Conduit and Fittings Description Description Square D QO120 Miniature Circuit Breaker 20A 120/240v 1P, Plug-In Related products 2″ Liquid Tight Flexible Steel Conduit Add to Quote 2″ Aluminum LB Add to Quote 1-1/4″-2″ Rigid Water-Tight Hub Select options 2″ 90° Liquid-Tight Connector Add to Quote