TL50GSOMRVQ,TOWER LIGHT: 6-COLOR INDICATOR;
TL50GVYSRQ,TOWER LIGHT: 5-COLOR INDICATOR;
TL50GW,TOWER LIGHT: 2-COLOR INDICATOR;
TL50GWAQ,TL50 TOWER LIGHT: 2-COLOR AUDIBL
TL50GWCQ,TL50 TOWER LIGHT, GRAY HOUSING:
TL50GWQ,TL50 TOWER LIGHT: 2-COLOR INDICA
TL50GWRALSQ,TL50 TOWER LIGHT: 3-COLOR SEALED
TL50GWRAOSIQ,TOWER LIGHT: 3-COLOR SEALED; OMN