Technical Precision 27W 6500K Four Tube Fluorescent Bulb - FML Lamp 27 Watt Light Bulb Replacement with
27 Watt Compact Fluorescent lamp Medium Base 120V — LightStoreUSA
MaxLite 27 Watt HID LED Retrofit Lamp - 5000K - 3,900 Lumens - 120-277V | Green Lighting Wholesale
Replacement Light Bulb for use with 27W Sunlight Lamp FML27 Full Spectrum - Compact Fluorescent Bulbs - Amazon.com
Feit Electric 27-Watt Linear CFLNI PL Fluorescent Quad Tube 4-Pin Plug-in GX10Q-4 Base Compact CFL Light Bulb, Daylight 6500K (1-Bulb) BPPL27F/65K/HDRP - The Home Depot
FML Lamp 27 Watt Replacement Quad CFL for Floor Lamps by Lumenivo - 3000K Warm White Plug-in 27W Fluorescent Bulb with 4-Pin GX10Q-4 Base - 2 Pack - Amazon.com
Full Tunable - Aries III CS Series - 3,646 Lumens - 27 Watt - LED Corn Bulb - E26 Standard Base - Color Selectable 30K/40K/50K - Built-in 4