1100w Infrared Heater Lamps Ruby is available in 120v and 240v. With an R7S push fit cap and 348mm in length, the 1.1kw is a replacement lamp for the new TQ3 2.2kw TQ3 heater. The halogen infra-red heater lamps are used in various applications such as patio heaters, industrial halogen heaters and drying applications. With a comprehensive range is available with a choice of wattage, 1100w, 1300w and 1400w with gold and ruby finish.