This CORNELL DUBILIER/MALLORY part, 104M48QH39, is a capacitor RC network designed for high-voltage applications. It features a capacitance of 0.1uF, a voltage rating of 1200V, and a tolerance of 20%. The network also includes a 39 Ohm resistor with a tolerance of 10%. This compact unit is rated for operation in temperatures up to 85°C, making it ideal for a wide range of electronic applications.