The MNR 12 from AFM Microelectronics is a RF Capacitor with Capacitance 0.1pF to 5100pF, Q Factor 2000 to 10000, Dielectric Strength 250% of rated WVDC for 5 secs, Voltage (WVDC) 50, 100, 200, 300, 500, 1000, 1500 V. Tags: High Q Capacitors. More details for MNR 12 can be seen below.