Dimplex FX20EIPX4 2.0k W Fan Heater in White. Also known as FX20EIPX FX20EIP FX20EI FX20E FX20 FX2. Innovative patented design Time period adjustable between 5 & 155 minutes on installation Heater can be manually switched off before time period expires 2k W maximum output 1k W output selectable on installation Identical footprint to current FX20 models meaning that retro-fitting an IPX4 model is incredibly simple Energy saving electronic timer automatically switches heater off after a preset time period to prevent it being left on accidentally