TeSys D suppressor module, for LC1D80-D95 (3P), LC1D40-D80 (4P) contactors.To be used with 12-24V AC control circuit voltage, it provides bidirectional peak limiting diodes protection limiting the transient voltage to 2 Uc max.Mounting on top of contactor, screw fixing and connection on coil terminals.Green Premium compliant (RoHS/REACh).