Single hole bracket on the rear for surface mounting. Holder for 4 or 5 pin power relays.
Black Relay Base Holder Socket By Lucas Rist+5 Terminals-Suitable 4/5 Pin Relay
White Relay Base Holder x 4 By Lucas Rist + 20 Terminals-Suitable 4/5 Pin Relay
Relay Base Holder + 5 Terminals - Suitable for 4/5 Pin Relays 3334485007 190767
Micro Relay Base Holder and Mounting Bracket + 5 Terminals - for 4/5 Pin Relays
Black Relay Base Holder and Mount + 5 Terminals - Suitable for 4/5 Pin Relays
4/5 Pin Relay Base Holder With Mounting Bracket & Terminals -10 Pack -Lucas Rist