The Square D by Schneider Electric Home line Single-Pole Tandem Circuit Breaker consists of (1) single-pole, 30 Amp and (1) single-pole, 20 Amp breaker. Requiring only 1 pole space, it is used for overload and short-circuit protection of your electrical system. This breaker is compatible with Home line load centers and CSED devices.  The ANSI-certified and UL-listed unit is rated for 120/240 VAC and 10,000 AIR. Home line 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. Home line circuit breakers are the best in class. Designed exclusively for the residential market, Home line products offer everything you need to distribute electricity throughout your home.