Choose your CFL OSRAM DULUX D (2 pins), depending on the power (10W, 13W, 18W or 26W) and hue (827, 830 and 840). 827 yellow = as of the halogen, 830 light is a little less yellow, 840 = white.
Cfl OSRAM DULUX D 10W/827. Socket G24d1. Power : 10W. Hotter color 2700 K ( warm white ).Bulb 2-pin. Bulb economical. Energy class B
Cfl OSRAM DULUX D 10W/830. Socket G24d1. Power : 10W. Hotter color 3000 K ( warm white ).Bulb 2-pin.
Cfl OSRAM DULUX D 10W/840. Socket G24d1. Power : 10W. Hotter color 4000 K ( white light ).Bulb 2-pin.
Cfl OSRAM DULUX D 18W/827. Culot G24d2. Power : 18W. Hotter color 2700 K ( warm white ).Bulb 2-pin.
Cfl OSRAM DULUX D 18W/830. Culot G24d2. Power : 18W. Hotter color 3000 K ( warm white ).Bulb 2-pin.
Cfl OSRAM DULUX D 18W/840. Culot G24d2. Power : 18W. Hotter color 4000 K ( white light ).Bulb 2-pin.
Cfl OSRAM DULUX D 26W/830. Socket G24d3. Power : 26W. Hotter color 3000 K ( warm white ).Bulb 2-pin.
OSRAM DULUX D 26W/840 G24D-3 2pin LUMILUX Cool White. Cfl. Socket G24d3. Power : 26W ( 1800 lumen ). White light at 4000 Kelvin. Bulb 2-pin. Energy class : A