TL50YQP,TOWER LIGHT: 1-COLOR INDICATOR
TL50YR,TL50 TOWER LIGHT: 2-COLOR INDICA
TL50YR W/10,TOWER LIGHT: 2-COLOR INDICATOR;
TL50YR1Q,TOWER LIGHT: 2-COLOR INDICATOR;
TL50YRA,TOWER LIGHT: 2-COLOR AUDIBLE IND
TL50YRALS,TL50 TOWER LIGHT: 2-COLOR SEALED
TL50YRALS3Q,TOWER LIGHT: 2-COLOR SEALED LOUD
TL50YRALSQ,TL50 TOWER LIGHT: 2-COLOR SEALED
