Tunze Calcium Automat 3172

For marine aquariums up to 2,000 liters (528 USgal.) depending on the coral population.
Energy consumption: 17 W (25 W)
Voltage / frequency: 230V/50Hz (115V/60Hz)
Cable length: 2.2 m (86.6")
External operation or in a cabinet (recommended), self-priming.
Filling quantity: 10 liters (2.6 USgal.), without filling
Dimensions (L x W x H): 310 x 250 x 520 mm (12.2" x 9.8" x 20.5")