Description
Products,
It adopts special artificial rubber to keep a steady air output and pressure.
The structure is reasonable and compact, it has a long service life and acquires the best effect with the lowest power consumption.
Rubber feet absorb and reduce noise cause by vibrations.
Its compact design helps it fit snuggly in most places and allow more free space for other equipment
Technical Data:
ACO-9902
Power: 2.5W
Voltage: 110 ~ 120V / 220 ~ 240V
Frequency: 50Hz / 60Hz
Pressure: >0.01Mpa
Output: 1.3L/min
Weight: 0.24KG
Size: 104x61x51mm
ACO-9905
Power: 6W
Voltage: 110 ~ 120V / 220 ~ 240V
Frequency: 50Hz / 60Hz
Pressure: >0.015Mpa
Output: 6.5L/min
Weight: 0.8KG
Size: 158x894x68mm
About Hailea
Hailea Group Co.Ltd is a professional aquarium and pond product manufacturer hailing from China. Hailea has been in the industry for more than 20 years. The company’s product line includes various kinds of submersible water pump, air pump, air compressor, oZonizer, aquarium, aquarium filtration systems, internal & external filters, chillers & heaters for not only the individual aquarist but also for the aquaculture industry at large.
Hailea’s products are well known in the market to be durable and affordable. Bringing a wide spectrum of products to aquarist of all levels.
It is common to hear that an individual has purchased a Hailea product at a competitive price and at the same time, found the product to be very worth the buy.
ACO9902, ACO9905
Where the Hailea ACO-9902 single-outlet air pump fits
The ACO-9902 is a small, low-draw single-outlet pump built for steady, quiet aeration. At a modest output it is a sensible match for a nano tank, a sponge filter, a betta jar or a quarantine setup rather than a heavily stocked community. The rubber feet damp the vibration that otherwise buzzes through a glass shelf, which matters in a quiet HDB bedroom where a noisy pump quickly becomes a complaint. Its compact body tucks neatly behind a tank without hogging space.
In Singapore’s warm water, aeration earns its keep because higher temperatures hold less dissolved oxygen, so even a calm planted tank benefits from a little surface movement overnight when plants stop producing oxygen. Site the pump above the waterline or fit a check valve so a power cut cannot siphon water back into it. Replace a tired airstone or clogged tubing promptly, since back-pressure makes any small diaphragm pump work harder than it should.
Browse the full air systems range. For sizing and oxygen, read our complete air pump guide and how to increase oxygen in your aquarium.

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