Square D Homeline 20A/20A Twin Single-Pole Tandem Circuit Breaker is designed for use in electrical systems where space is limited. This tandem circuit breaker combines two single-pole circuit breakers into one unit, requiring only a single space in the electrical panel. It primarily provides overload and short-circuit protection in residential electrical systems. The breaker is compatible with Square D Homeline load centers and CSED (Combination Service Entrance Device) devices, ensuring a secure fit and reliable performance. It is rated for both 120 volts and 240 volts and has a 10,000 AIR (Ampere Interrupting Rating), which means it can safely interrupt the circuit in the event of a fault or overload. This tandem circuit breaker is designed exclusively for the residential market and meets ANSI (American National Standards Institute) and UL (Underwriter's Laboratories) safety and performance standards, providing peace of mind for homeowners and electricians alike. Model Number: HOMT2020CP