This is a Replacement Impeller for the Oase Pond Pump range.
The Oase Replacement Impeller is suitable for the following Oase products:

Oase Aquarius Fountain Set 2500
Oase Filtral 5000
Oase Filtral 6000
Oase Filtral 9000
Oase AquaMax Eco Classic 2500
Oase Filter Pump 2500

Supplier code: 18013