TL50RGYWALS,TL50 TOWER LIGHT: 4-COLOR SEALED
TL50RKQ,TOWER LIGHT IO-LINK SERIES: 1-CO
TL50ROGBAQ,TOWER LIGHT: 4-COLOR AUDIBLE IND
TL50ROGBW,TL50 TOWER LIGHT: 5-COLOR INDICA
TL50ROGCQ,TOWER LIGHT; GRAY HOUSING: 3-COL
TL50ROWALSQP,TL50 TOWER LIGHT: 3-COLOR SEALED
TL50ROWBGQ,TOWER LIGHT: 5-COLOR INDICATOR;
TL50ROYGAOS4,TOWER LIGHT: 4-COLOR SEALED; OMN