Square D QO140 1-Pole 40A Circuit Breaker – Standard Size, UL Listed For Residential Electrical Panels

About This Product

This is a Square D QO140 single-pole circuit breaker rated at 40 amps – a standard piece of gear for most residential electrical panels.

It's a plug-in style breaker that fits Square D QO load centers.

UL listed, so it meets safety standards, and it's built to Square D's usual high quality.

If you need to replace a faulty breaker or add a new 40A circuit for something like a workshop tool or appliance, this is the one.

Single pole, standard size, easy to install – just pop it in and you're good.

A straightforward, reliable breaker from a trusted brand.