The Square D by Schneider Electric Homeline Quad-Pole Tandem Circuit Breaker consists of (2) double-pole 30 Amp breakers. These innovative circuit breakers help free valuable load center spaces by combining 2- 2-Pole circuit breakers in one 2-Pole space. The inner 2-poles and the outer 2-poles are equipped with an integrated common trip assuring they will provide the robust, reliable performance you've come to expect from Square D. The ANSI-certified and UL-Listed unit is rated for 120/240 VAC and 10,000 AIR. Homeline circuit breakers are built with the same Square D brand quality you have come to expect at a price that makes them the best value in their class. Designed exclusively for the residential market, Homeline products offer everything you need to distribute electricity throughout your home. This breaker is compatible with Square D Homeline load centers and CSED devices.