These rapid-start SC-120-113-CTW Fulham Pony
electronic ballasts are available in cases of 100 from Warehouse-Lighting.com.
Each compact 120-volt SugarCube electronic CFL ballast will operate a 13-watt
twin tube fluorescent bulb. The ballast factor is 0.928 to produce more than 90
percent of the lamp’s rated light output at 13 watts. The minimum start
temperature is 32 degrees Fahrenheit. This economically priced, cooler-running
utility ballast from Fulham’s Pony series of SugarCube electronic fluorescent ballasts
carries a two-year warranty.