| EMI filters ST |
| Crystal filters NDK |
| EMI filters APITech |
| RF/Microwave filters Kyocera-AVX |
| EMI/RFI filters CTS |
| RF filters CTS |
| EMC components TDK |
| EMI/RFI filters Kemet |
| EMI filters Murata |
| SAW filters Murata |
| Surge protection and EMC filters Phoenix Contact |
| RF filters Pulse |
| EMI filters TE Connectivity |
