100 watt Rough Service Light bulbs. We still have these 100 watt bulbs available for any what ever your needs but they are designed to handle the shock and abuse of trouble lights. Product Details Order code 60018.  Item name 100A/IF/RS 120PK Generic 100A/IF/RS Packing Quantity 120 Lamp category Incandescent Lamp type Rough service Lamp Watt 100 Lamp base Medium Bulb finish Frost Bulb shape A19 Lamp initial lumens(lm) 1050 Lamp length(inch) 4 1/2 Average lamp life (h) 5000 Ballast required No Transformer required No Voltage (V) 130 Rated Wattage (W) 100