Pump output: 300 to 3,000 l/h (80 to 790 US gal./h)

Energy consumption: 16 to 42 W (18 to 47 W)

Pumping head: 3 m (118")

¾" NPT hose connection

Voltage / frequency: 230V/50Hz (115V/60Hz)

Cable length: 2,2 m (86.6")

Dimensions without outlet and suction cups: 118 x 94 x 75 mm (4.6" x 3.7" x 2.9")


A variety of recirculation pumps...
with different ratings and footprints exist on the aquarium equipment market. The TUNZE Silence recirculating pumps combine all the benefits you may expect from modern, powerful recirculation pumps for seawater and freshwater aquariums. Quality is the focus to give many years of continuous operation with low maintenance requirements. The TUNZE recirculation pumps Silence are made in accordance with the strictest international safety standards.

Performance tables - Silence pump 1073.040
These performance tables include a tolerance of +/- 10 per cent.

Very low energy consumption.


Use in water or outside.


Adjustable output.


¾" NPT thread connectable to...
PVC fittings, such as for calcium reactors, filters, et cetera.

Ergonomic design.


Stability ensured by four integrated...
suction cups.

Very silent operation, rotor with...
high-performance one-part magnet, with all-ceramic bearing.