Parallax Power Supply&nbsp; 55TCRU TCRU Series 55 Amp Converter/Charger Parallax Power Supply TCRU Series Converter/Charger The TCRU series is a group of products designed to upgrade any classic 6300, 7300, or 500 Series Power Center by adding the benefits of the TempAssure module TempAssure features temperature compensated charging that adjusts to the ideal charge voltage based on battery temperature Clean, stable, filtered output power is ideal for powering sensitive electronic equipment and amenities Includes 11 position 100 AmpDC fuse block with blown fuse indicators and 25 foot battery temperature probe 55 amp converter/charger with temperature compensation, AC Input 105-130 Volts 60Hz, 975 Watts