Idec ld6a base module for led signalight towers idec ld6a 0wqw the idec ld6a 0wqw is a base module for use with the signalight towers from the ld6a series this base module was specifically created with a modern design for wall mounting and compliments the led modulesthis module is supplied with a steady lightthe modules oval shape presents a stylish image on all equipmentsupplied with silver screws and washers4x m4 screw 20mm 4x m4 screw 8mm 8x m4 spring washer 8x m4 plain washer4x