The 2434-10 from KR Electronics (A Division of NIC) is a Low Pass RF Filter with Frequency DC to 10 MHz, Stopband Frequency 20 MHz, 3 dB Cutoff Frequency 10 MHz, Lower Rejection 55 dB@20 MHz, Upper Rejection 0.5 dB@20 MHz. Tags: Surface Mount. More details for 2434-10 can be seen below.