TL50YBQ,TOWER LIGHT: 2-COLOR INDICATOR;
TL50YBR,TL50 TOWER LIGHT: 3-COLOR INDICA
TL50YBRAQ,TOWER LIGHT: 3-COLOR AUDIBLE IND
TL50YBRGAQ,TOWER LIGHT: 4-COLOR AUDIBLE IND
TL50YBRGWQ,TOWER LIGHT: 5-COLOR INDICATOR;
TL50YBRQ,TL50 TOWER LIGHT: 3-COLOR INDICA
TL50YBWAOSIQ,TOWER LIGHT: 3-COLOR SEALED; OMN
TL50YBWGQP-25221,TL50 TOWER LIGHT, 4-COLOR INDICA