China manufacturer of magnetic ballasts for metal halide flood lights & hps flood lights

Here are the watts needed by regular incandescent bulbs and compact fluorescent bulbs to produce the same amount of light.

• 20 watts incandescent = 5 watts compact fluorescent
• 28 watts incandescent = 7 watts compact fluorescent
• 36 watts incandescent = 9 watts compact fluorescent
• 40 watts incandescent = 10 watts compact fluorescent
• 52 watts incandescent = 13 watts compact fluorescent
• 60 watts incandescent = 15 watts compact fluorescent
• 75 watts incandescent = 20 watts compact fluorescent
• 100 watts incandescent = 26-29 watts compact fluorescent
• 150 watts incandescent = 38-42 watts compact fluorescent
• 250-300 watts incandescent = 55 watts compact fluorescent