We have Thermal Overload Relay separate mounting available, when not directly connected to a Magnetic Contactor (MC). 

This Mounting Units are accessories are used to mount the relays separately from contactors.  If a relay is combined with a unit, it can be mounted on DIN rail or panel by fixing screws. One can easily find Mounting Units ITEM # in our LSEA P-Finder by first selecting stock inquiry then product search for "Mounting Unit".