The BK2G105M1012MBB is an Electrolytic THR capacitor manufactured by Samwha. It has a capacity of 1uF, a rated voltage of 400VDC, a physical size of Ø10x12.5mm, a tolerance rating of ±20%, and a lifetime rating of 5000 hours. This particular capacitor is designed for use in high-temperature, high-frequency transmissions, as well as for filtering, decoupling, and buffering applications.