RP16C01 is a plastic retaining clip designed for securing industrial power relays with a relay height of 25.5 mm in PCB-mounted applications. It is part of TE Connectivity's relay accessory line for use with PCB-mounted relay sockets, specifically compatible with the RP series relays. The clip is rated for use in environments with an ambient temperature range of -40°C to +85°C and features a maximum insertion force of 100 N. It is mounted using a recommended M3 cylinder-head screw with internal hexagon according to DIN 912, providing secure mechanical retention of the relay assembly. This accessory is essential for applications requiring reliable relay mounting in industrial control systems, power distribution, and automation equipment.