These UL Listed 40 watt CFL medium base decorative replacement compact fluorescent light bulbs have a color temperature of 4100K and a Color Rendering Index (CRI) of 82. As a reference point, the warm yellowish glow of an incandescent light that you are used to is about 2700-3000 Kelvin (K).

This spiral cfl (also called a twisty bulb, curly bulb or spring bulb) fits fixtures with the standard E26 medium base socket. The Satco S7335 bulbs are 2.64 inches wide and 7.28 inches MOL. They incorporate an electronic ballast for Instant On, flicker free operation. These compact fluorescent bulbs are eco-friendly lighting products that consume just 40 watts of energy and produce the close equivalent light output of a 150 watt incandescent medium base bulb (2600 lumens).

These decorative CFL bulbs are rated for 10,000 hours and carry a 2 or 3 year limited warranty. The minimum starting temperature is 0 degrees Fahrenheit and the maximum operating temperature is 100 degrees Fahrenheit. These bulbs are NOT for use in totally enclosed fixtures or on circuits with dimmers, timers or other control devices.

Typical Applications

Typical applications for CFL medium base light bulbs include table and floor lamps, ambient decorative lighting and general decorative outdoor lighting applications in residential, office, retail, restaurant, school, hospital and hotel/motel locations.

Specification Sheet - 2700K

Specification Sheet - 4100K

Specification Sheet - 5000K