FCE17 Filter Connectors (Filtered D-Subs) Amphenol Commercial FCE17 Filter Connectors (Filtered D-Subs) incorporate filter elements into the connector to form a clean, compact interconnect device that filters unwanted EMI. These RoHS-compliant connectors feature Amphenol's patented stress-isolated design for superior mechanical and thermal shock characteristics. The series fits standard non-filter connectors for power and signal and is available with 9, 15, 25, or 37 positions. Amphenol Commercial FCE17 Filter Connectors feature enhanced EMC compliance and immunity as the radiated and conducted emissions from both the device and the external EMI/RFI are shunted to ground, protecting the device and surrounding environment. Applications include communications, medical, industrial and instrumentation. and automotive.