Square D QO Load Centers and Circuit Breakers The leader for safe, reliable, and innovative solutions TM
QO Load Centers are built on the Square D reputation for reliability, innovation, and circuit protection leadership The Square D brand is the number one choice of more electricians and home builders. We’ve got you covered: flush and surface covers Indoor QO™ covers are available in surface or flush mount; these can be purchased separately and limit loss or damage if stored at the job site. Automatic flush adjustment QO flush covers feature a floating, spring-mounted trim providing automatic adjustment.
Convertible Main Load Center Key Features Plated copper bus — one-piece copper bus provides exceptional conductivity and is plated to ensure superior performance and durability QO ¾ inch format — this space-saving feature saves wire Shield copper bus — an industry first, reduces the chance of accidental contact with the bus Five-point mounting — enables easier installation Standard 22k/10k AIR SCCR — standard short-circuit series rating for all main breaker load centers 180° rotation for top or bottom
Square D is the known leader in circuit protection with a long-standing reputation for quality and reliability Arc-D-Tect Combination Arc Fault Circuit Interrupter Utilizing advanced arc detection technology, the exclusive Square D Arc-D-Tect Combination Arc Fault Circuit Interrupter provides the highest level of circuit protection available today — designed to detect dangerous arc faults as well as provide traditional overload and short-circuit protection.
QO Circuit Breaker Key Features Exclusive red Visi-Trip™ indication — makes it easy to spot a tripped circuit breaker Market-leading circuit protection — superior quality and reliability Qwik-Open™ technology — unsurpassed in the industry QO ¾ inch format — this space-saving feature saves wire Multiple applications — QO Circuit Breakers offer a full range of amperage, poles, and advanced function devices such as arc fault protection 5
The high cost of surge damage Home Electronics Protective Devices The home is no place to compromise on electrical safety! Square D by Schneider Electric™ Home Electronics Protective Devices (HEPDs) are compact and affordable surge suppressors designed for protection against surges that may overpower surge strips. HEPDs also provide protection for home electronics not connected to surge strips. Square D brand HEPDs are critical surge suppression elements for sensitive equipment and devices.
A comprehensive selection of load centers, circuit breakers, and accessories Maximizing application flexibility, QO Load Centers and Circuit Breakers can satisfy almost any residential, commercial, or industrial installation requirement. QO Fixed Main Load Centers QO Generator Panel Ideal for indoor and outdoor sub-feed applications, such as dual-zone HVAC, hot tubs, and pools. These main lug panels accommodate up to 16 circuits when QO tandem breakers are installed.
QO Plug-on Neutral Load Centers and CAFI Circuit Breakers QO Plug-on Neutral Load Centers and CAFI Circuit Breakers are engineered for a quick Plug-on Neutral connection on every circuit. Over 50 years ago, QO Load Centers and Circuit Breakers changed the way homes were protected by replacing standard fuses with our patented Qwik-Open technology providing convenience, safety, and reliability. Square D Load Centers and Circuit Breakers are the number one choice of more electricians and home builders.