Maximize your panel space with the ABB THQLT1515 Tandem Circuit Breaker. This Q Line breaker offers two 15A single-pole circuits in a single housing, providing twice the protection in the same panel footprint. It is code compliant and compatible with new and existing single-phase ABB and GE by ABB PowerMark™ load centers, with or without wing stabs. Ideal for residential applications, it protects branch circuits against overloads and short circuits..The ABB THQLT1515 is a Q Line Tandem Miniature Circuit Breaker (MCB) designed for 120/240V systems. It features two independent 15A single-pole circuits within a single housing, offering a total of 30A capacity distributed across two poles. The breaker has a 10 kAIC interrupting capacity and is suitable for reverse feed applications. It is designed for fixed long time and instantaneous trip functions and is non-interchangeable. The wire range for copper is #14-8 AWG and for aluminum is #12-8 AWG.