LONG LIFE: GoodBulb's 18 watt CFL plug-in bulb is rated for an average of 36,000 life hours. This is more than 3.5 times greater than the industry average of 10,000 hours for PL-L 18W/835/4P/IS long fluorescent plug in bulbs. Reduce time and money spent on replacing 2g11 4-pin base tubes in your high ceiling fixtures and panels by making the switch to GoodBulb. COMMERCIAL GRADE: Designed with premium quality components to ensure the best output, durability, life span, and compatibility with your fixtures. Features instant start and flicker free lighting, making these lamps perfect for the office spaces, schools, lab, classrooms, medical settings, showrooms, and much more. QUICK & EASY INSTALLATION: These bulbs have a 2G11 4 pin biaxial base, making tube replacement simple and fast. And they are compatible with your existing fixture with a 2g11 socket and electronic ballast. This is a direct replacement for many types of brands. See description for compatability chart and specs. UNIFORM LIGHT: High quality color rendering that has a rating of 80 CRI, and casts light evenly in with no dark or hot spots. Designed for use with 2x2 panels, parabolic fixtures, industrial can lights, general purpose lighting, or any other light source that utilizes a long plugin CFL PL-L with an electronic ballast. GOOD CAUSES: Buy Light. Give Light. One in every seven people in the world live without electricity. A portion of every GoodBulb purchase is used to provide solar powered LED lanterns to families living without electricity. Selecting GoodBulb is a decision to be a light in the darkness. Together, we can make a difference!

GoodBulb's PLL18/835 plug in lamps emit a warm soft bright light that is perfect for lighting any area. Designed to fit in 2G11 socket and work with an 18W CFL ballast, they will install with ease.

Specification:

Wattage: 18 watts

Shape: CFL PL-L

Base: 4-pin (2G11)

Color Temperature: 3500K

Lumens: 1050 Lm

Lifespan: 36,000 hours

Bulb Length: 8.9 inches

Bulb Width: 1.7 inches

Compatibility:

Philips : 359323 PL-L 18W/835/4P

Sylvania Osram : 20588 FT18DL/835/ECO

Plusrite : 4308 FTL18/2G11/835

Sunlite : FT18DL/830

Bulbrite : 504512 FT18/830

GE : 16649 F18BX/SPX35

S2965 FT18DL/830/RS

Ushio: 3000399 CF-L18SE/835

Eiko : 49284 DT18/35/RS

Halco ProLume : 109700 PLL18/835/ECO

Westinghouse : 07010 F18TTL/835