Popular Brands of Energy-Efficient A-Shape Bulbs

A-shape CFL bulbs look almost like the standard incandescent bulb. They come in different sizes and wide range of brightness. A-shape bulbs are most suitable for lamps, ceiling fixtures and fans, recessed can fixtures, wall sconces, track lighting fixtures, and hanging pendants.

Here are popular brands and makers of energy-efficient A-shape bulbs:

11-watt Soft White A17 (General Electric)
Size: 4.4 inches long
Brightness: 400 lumens, equivalent to a 40-watt incandescent bulb
Use: This bulb is for home use. Its warm white light and low brightness are perfect for ambient lighting
Life expectancy: 10,000 hours

15-watt Soft White A19 and A21 (General Electric)
Sizes: 4.7 inches and 5.4 inches long
Brightness: 825 lumens, equivalent to a 60-watt incandescent bulb
Use: This bulb is good for home use. Its warm white light and medium brightness particularly suit hallway and room lighting.
Life expectancy: 10,000 hours

20-watt Soft White Biax A23 (General Electric)
Size: 6.1 inches long
Brightness: 1,125 lumens, equivalent to a 75-watt incandescent bulb
Use: This bulb is good for home use. Its warm white light and medium brightness particularly suit hallway and room lighting.
Life expectancy: 10,000 hours

13-watt A-Style (Maxlite)
Size: 4.3 inches long
Brightness: 800 lumens, equivalent to a 60-watt incandescent bulb
Use: This bulb is good for home use. Its warm white light and medium brightness particularly suit hallway and room lighting.
Life expectancy: 15,000 hours

20-watt A-Shape Soft White (Westinghouse)
Size: 6.58 inches long
Brightness: 1,000 lumens, equivalent to an 80-watt incandescent bulb
Use: This bulb is for home use. Its warm white light and high brightness are suitable for reading
Life expectancy: 6,000 hours