Start here for access to our Knowledge Base to get answers to over one hundred thousand questions online in seconds.Find Answers
...See what we've been doing in some of our major markets.Find your Location
Access tailored services, 24/7 self-service and expert help. Anywhere, anytime, any project.Discover now
Everything you need to know about our IoT technology backbone.Learn more
Explore our global offerings or select your country from one of our five regions.Global
Découvrez nos offres globales ou sélectionnez votre pays dans l’une de nos cinq régions.
Product Features and Application
UL 489, CSA 22.2 No. 5, NOM/ANCE and NEMA AB1, Federal Specification W-C-375B/GEN, NFPA 70
For more information on Square D QO™ Dual Function Circuit Breakers, click here.
The 2014 National Electrical Code adds new locations for which arc fault protection is required, and the new requirement may overlap with locations where ground fault circuit interruption is required as well.
Combination Arc Fault Circuit Interrupters protect branch circuits, and all downstream receptacles and cord sets, against both high-energy parallel arcing (the same as existing branch/feeder AFCIs) and low-energy series arcing. A Dual Function Device combines Combination Arc Fault Protection with Class A Ground fault (People) protection.
For more information on Square D QO™ Combination Arc Fault Circuit Interrupters, click here.
For more information on Square D HomeLine™ Combination Arc Fault Circuit Interrupters, click here.
Dual Function Devices meet 2014 National Electrical Code requirements and combine two state-of-the-art technologies; Combination Arc Fault and Ground Fault protection, in a single, easy-to-install device.