The OASE OptiMax 1000 is a compact aquarium pump which is capable of providing a maximum flow rate of 1000L/hour and a maximum delivery head of 1.3m. OASE Engineers in Germany have used high quality materials to ensure the longevity of the pump life and performance. The OptiMax 1000 features a built-in flow control for fine adjustment of the pump output. The rotor design has been fully optimised to efficiently deliver a high output and keep operational vibrations and noise to a minimum. Ideally suited to increasing circulation or operating filtration equipment for fresh and saltwater aquariums in submerged or dry install applications. 1000L/hour Max flow rate / 1.3m Max delivery head 12 watt power consumption Suitable for both dry install and submerged use Compact design Very low operational vibration and noise level Suited to freshwater and saltwater installations