... 3.UL ROHS SGS : PTC Ceramic heater for air conditioner Key Specifications/Special Features:PTC fan heater is one ... and welding could be used in air-conditioners, drier, dryer, warm air generator, and air-conditioner for both warm, and cold temperature ... voltage: 24 to 240VApplications: air conditioners, dehumidifiers, dish dryers, clothes dryers, portable heaters, and car heatersOperating life: up to ...