Technical Precision Replacement for Westek 20125 - FA200WBC - 16 Watt T4 Natural White Fluorescent Light Bulb - - Amazon.com
F20T4/841-20W T4 Straight Tube 20-5/8" 4100K Cool White Miniature Bi-Pin (G5) Base (1) - - Amazon.com
TBE LIGHTING T4 20w Fluorescent Tube Lamps 578mm - 4 Pack of CFL Bulbs - G5 2-Pin Base Fittings - T4 High Efficiency Lamps, Soft White 3500K : Amazon.ae: Lighting
Knightsbridge T4 20W Slimline Under Cabinet Fluorescent Light Fitting Unit - Includes 4000K Tube, 2m Lead and Fixings : Amazon.co.uk: Electronics & Photo