RDR-10
The Relpol RDR-10 is clip RDR-10 for heatsink RH19A: for mounting on 35 mm rail mount (including 6 holes on M4 screws).
The RDR-10 is an accessory for the specific Relpol equipment identified above. Selection should be based on the stated compatible relay, socket or solid-state relay family so the part performs its intended mechanical, connection, identification or protection function.