Oase AquaOxy 2500 Pond Air Pump

Oase AquaOxy 2500 Pond Air Pump

High Output Aeration for Garden Ponds up to 25,000 Litres

The Oase AquaOxy 2500 pond air pump delivers powerful and consistent aeration for larger garden ponds and lightly stocked koi ponds up to 25,000 litres. Producing up to 2500 litres per hour of airflow, this mains powered pond aerator improves dissolved oxygen levels, supports biological filtration and reduces common water quality issues caused by oxygen deficiency.

Oxygen plays a central role in maintaining pond balance. When levels fall, ponds can suffer from algae growth, sludge accumulation and unpleasant odours. Therefore, consistent aeration is essential, particularly during warmer months when oxygen demand increases and fish metabolism rises. The AquaOxy 2500 actively boosts oxygen transfer, helping beneficial bacteria break down nutrients more efficiently while supporting fish respiration.

Because this unit features regulated air outputs, it allows controlled distribution of airflow across multiple air stones. As a result, oxygen disperses more evenly throughout the pond, reducing stagnant zones and improving overall circulation.

The robust weatherproof housing protects internal components from outdoor conditions. In addition, the pump operates extremely quietly, making it suitable for residential garden installations. With an IP44 splash water protection rating and a durable enclosure, it performs reliably year round.

Non return valves allow safe operation below water level, preventing backflow and simplifying installation.

Key Features

• Pond aerator suitable for ponds up to 25,000 litres
• Maximum airflow of 2500 litres per hour
• 42 litres per minute air delivery
• Regulated air outputs for balanced oxygen distribution
• Fully weatherproof enclosure
• Quiet operation suitable for garden environments
• IP44 splash water protection
• Non return valves for below water operation
• 5 metre power cable included
• 2 year manufacturer warranty

Aeration setup notes

Oase AquaOxy 2500 Pond Air Pump should be chosen as part of the complete air system, not just by litres per minute. Airline length, airline bore, diffuser depth, manifold taps and back pressure all affect the real airflow that reaches the pond or filter.

• Use suitable airline size for the pump output and distance involved.
• Keep air pumps dry, ventilated and protected from flooding.
• Spread airflow across multiple diffusers on larger ponds where possible.
• Check diaphragms, filters and diffusers during routine servicing.

Before you order

Before ordering Oase AquaOxy 2500 Pond Air Pump, check the product dimensions, connection size, cable length, installation space and any supporting equipment needed to make it work correctly. This helps avoid compatibility issues and makes the final pond system easier to maintain.

Technical information

• Airflow: 2500 litres per hour
• Airflow per minute: 42 litres per minute
• Dimensions: 245 mm x 185 mm x 200 mm
• Voltage: 230 V
• Wattage: 40 W
• Frequency: 50 Hz
• Cable Length: 5 metres
• Weight: 5.7 kg
• Protection Rating: IP44
• Warranty: 2 years

Manufacturer technical data

Maintenance and compatibility checks

It is worth checking the supporting parts at the same time as the main product. Hose size, pressure pipe, valves, unions, UV units, filter inlets, air manifolds, spares and cleaning access can all affect how well the final system works. A correctly matched installation usually performs better and is easier to maintain than one built from parts chosen separately.

Final setup check

Before ordering Oase AquaOxy 2500 Pond Air Pump, check the expected diffuser depth, airline run and number of outlets required. The same air pump can perform very differently depending on back pressure, diffuser condition and manifold layout. Keep pumps dry, ventilated and accessible so diaphragms and filters can be serviced before airflow drops.

Practical setup reminder

Before ordering Oase AquaOxy 2500 Pond Air Pump, check the expected diffuser depth, airline run and number of outlets required. The same air pump can perform very differently depending on back pressure, diffuser condition and manifold layout. Keep pumps dry, ventilated and accessible so diaphragms and filters can be serviced before airflow drops.

Helpful links and compatible products

Use these links to plan the rest of the system around this product. The right pump, pipework, UV, air supply, media or spares will make the installation easier to set up, maintain and service.

• View the full Oase range
• Browse pond air pumps
• Lake aerators and diffuser systems
• Airline, diffusers and air accessories
• Browse Oase pond equipment

More useful ranges and guides

These related ranges and guides may help you compare options, choose the right accessories and plan the full pond system rather than viewing this product in isolation.

• Browse pond filters
• Browse pond pumps
• Browse pond UV clarifiers
• oxygenation and aeration guide for koi ponds