Used Daewoo 800W radiator This Daewoo panel radiator is a portable and multi-positional oil-filled radiator with a 3-phase power source. It has a wattage of 800W and is designed with a horizontal orientation. The radiator is made of steel and comes in a white colour. It features an adjustable thermostat, a rotary knob control style, and a radiant heating system. The radiator is suitable for floor mounting and has a double panel size. The Daewoo HEA1140 model is a mini oil-filled radiator that is perfect for home, furniture & DIY, heating, cooling & air, and central heating radiators.