Eheim compact ON 5000 Universal Aquarium Pump (5000 l/h) The Eheim compact ON 5000 is a compact, powerful, and whisper-quiet universal aquarium pump delivering a maximum flow rate of 5000 l/h at just 70 watts. < cite index="1917-1">Compared to the pumps of the Eheim compact and compact+ series, the power consumption was again improved by up to 50% — making the compact ON 5000 one of the most energy-efficient high-flow pumps available in its class. < cite index="1916-1">The Eheim compact ON 5000 can also be modified for use outside of the water — making it equally suitable for sump returns, external circulation, pond use, and in-tank powerhead applications. < cite index="1916-1">Thanks to its high quality material it is also possible to use it without problems in marine water. The compact ON 5000 features a ceramic bearing for silent, long-lasting operation, and comes supplied with an accessories bag including a suction basket and threaded coupling for immediate versatile use. Fastened securely with robust suction cups, it can be positioned quickly and stably in any aquarium or sump setup. Key Features 5000 l/h maximum flow rate: High-capacity output suitable for large aquariums, sump systems, pond setups, and large circulation applications 70W power consumption: < cite index="1917-1">Up to 50% more energy efficient than the compact and compact+ series — exceptional output-to-watt ratio 3.6m maximum pump head: Powerful enough for sump-to-display returns and multi-level plumbing setups Ceramic bearing: Silent, long-lasting operation — ceramic construction significantly reduces wear and noise Submersible and external use: < cite index="1916-1">Can be operated inside or outside the aquarium or filter sump — versatile installation options 25/34mm hose connections: Both pressure and suction sides accept 25/34mm Eheim hose and compatible fittings Robust suction cups: Secure, stable mounting to aquarium glass or sump walls Accessories bag included: Suction basket and threaded coupling included — ready to use straight out of the box Freshwater and marine compatible: < cite index="1916-1">Suitable for use in both fresh and marine water Successor to the compact and compact+ range: Improved efficiency, performance, and reliability over previous Eheim compact series Compatibility Suitable for: Large freshwater and marine aquariums, sump systems, pond setups, and circulation applications Hose connections: 25/34mm (pressure and suction sides) Operation: Submersible or external (in or out of water) Power: 70W / 230V / 50Hz Product Details Brand: Eheim Model: compact ON 5000 Type: Universal Aquarium Pump Flow Rate: 5000 l/h (max) Max Pump Head: 3.6m Power Consumption: 70W / 230V / 50Hz Cable Length: 2.0m Hose Connection: 25/34mm (pressure and suction) Dimensions (L x W x H): 142 x 92 x 154mm Suitable For: Freshwater and marine aquariums The Eheim compact ON 5000 is ideal for aquarium keepers, reefers, and pond enthusiasts who need a compact, high-flow, energy-efficient pump for large aquarium circulation, sump returns, or external water movement applications.