3 best oxygen pumps

• Uniclife Adjustable aquarium air pump is perfect for both Freshwater and Marine Aquariums.
• 4Watt, 4-LPM, Pressure: 0.016Mpa.
• Adjustable flow rate with 2 outlets, fit for fish tanks from 20-gallon to 100-gallon.
• Ultra whisper quiet, Minimum 25dB (sound like rusting leaves, ticking watch) in lowest flow rate.
• Comes with everything you need. Accessories Includes: 2 x Return Valve, 2 x Air Stone, 2M Airline, 2 Connectors.Come with 1 Year Warranty

User questions & answers

Question:	Are you able to use just one outlet
Answer:	The Whisper 40 has 3.8 watts stamped on the bottom. I don't know where the others got their answers from.
Question:	How long is the power cord on this pump
Answer:	„Ô In Stock (27)Tetra Whisper 40 Air Pump (New Design Ul Approved)The new Whisper air pump was redesigned from the ground up for silence and performance. It has many patented features that minimize noise yet allows for a powerful flow of air. Royal Item Number: ATS77848
Question:	How many small air stones will this (20-100g) pump run
Answer:	Yes, it has a two year warranty on manufacturer's defects only. No water damage, etc. You simply email us here at Tetra. Our email is [email protected].
Question:	Is it good for bettas with a one gallon tank
Answer:	Depending on what you need it for in the turtle tank, the answer is yes. If you mean to use the air pump for a filter , most certainly, if for air stone by all means. Perhaps for both at the same time. The reference to 20 to 40 gallon tanks refers to the tank depth as much as anything

Product features

Uniclife Adjustable 2 Outlets Oxygen Pump

Uniclife air pump is well built to produce a good volume of air quietly with its low power consumption. Makes your aquarium oxygen levels high and helps keep your fish healthy. Features quiet, compact size and lightweight. Suitable for both freshwater and marine aquariums up to 100 gallons. This is good for 10 gallon small tank also, you can dial it low when necessary.



Voltage: 110 -120 V 60 Hz

Exhaust: 4.0 L/min. 2.0 L/min x 2

Pressure: 0.016 MPa

Power: 4.0 W

Dimensions: 5.1" x 2.8" x 2.5"

All Air Pump Accessories Needed

It comes with 2 back flow valves, 2 air stones, 2 Connectors and 6.5 feet 3/16 inch ID standard airline. Convenient to set an air pump up for no need to find accessories elsewhere.



Directions for Use:

1. Cut the tubing into 2 pieces or to the length needed.

2. Attach the air line into the pump, connect the air stone to the other end of air line.

3. Place the pump above the aquarium or bucket if possible. Or you need to add a check value between air pump and air stone to prevent back siphoning.

4. Plug the pump in and adjust the Dial. Remember to create a "drip loop"for the power cord.

Ultra Quiet

• It is whisper quiet on low, and has a noticeable hum in a silent room when running on highest.
• Placing a blanket or soundproofing material under it will make it quieter.

Adjustable Air Flow

• It has a Smooth rotating dial to control the dual ports output.
• A higher setting generates more air and bubbles, but will certainly increase the noise level a little bit.

Dual Outlets

• Designed with double outlets to run the 2 ports together.
• Use the T connector combine two output ports to create silent and powerful single

Product description

🐡The Rifny adjustable double air outlet pump is suitable for 1 to 80 gallon aquariums.The aquarium air pump is well built to produce a good volume of air quietly with its low power consumption.Makes your aquarium oxygen levels high and helps keep your fish healthy.🐡



Specifications:

Power: 3W

Flow Rate: adjustable,Max 5.0 L/min. 2.0 L/min x 2

Voltage: 110~120V 50-60Hz

Noise: <40dB

Pressure: 0.02 MPa

Air Tube: 6.6ft

Dimension: 4.3x2.4x2 inch



Features:

1. Bubble size can be adjusted

2. High output, double air outlet

3. Noise reduction device, less than 40dB



Placement method:

❌Do not place the air pump in the water.

❌When using the air pump directly, the position of the air pump should not be lower than the water surface, otherwise it may cause water to flow back and be damaged.

✔There is no check valve, the air pump should be placed above the water level of the fish tank.

✔There is a check valve, the air pump can be placed on the ground or on the table, and the check valve can prevent the water from flowing backwards.



Warm Tips:

1. Do not put it in the aquarium, keep it dry.

2.To get the maximum air flow and extend air pump service life, we suggest to clean airline tubing and airstone regularly.

3.Must to cut off the power of air pump before put your hand into aquarium.



Package Includes:

1 x Aquarium Air Pump

2 x 6.6 ft Silicone Tube

2 x Air Stone

2 x Check Valve

1 x User Manual

• AQUARIUM AIR PUMP WITH DUAL OUTLETS: Dual air outlet design, not only you can use one air pump to supply two multiple fish tanks or aquariums, but you can put two air stones in different positions of one fish tank to make the oxygen distribution more evenly.
• UPER SILENT: Air pump is driven by a piezoelectric ceramic plate, totally different from traditional electromagnetic air pump，No EMI, No motor, No shaft, no vibration inside. It won't disturb your daily life during operation, and the 4 anti-slip rubber feet on the bottom will also keep it from sliding around.
• STRONG AIRFLOW,LOW CONSUMPTION: Power consumption of this oxygen pump is only 3W, with maximum flow rate: 2.5L/min * 2, power lead length: 208cm. it features low power consumption and high energy saving. The gas amount is adjustable, you can adjust the output according to the size of your fish tank, fit for fish tanks from 1 to 80 gallon.
• WIDE COMPATIBILITY: Suitable for both fresh water and salt water tank, wide using scenes like fish tanks, aquariums, breeding pools.
• COMES WITH EVERYTHING YOU NEED - Accessories Includes 1*Air Pump, 2*Air Stone, 2*6.6ft Silicone Tube, User Manual. One invest, get all you needed. If you have any problem, our customer support team is always standby.

User questions & answers

Question:	Can this item be used to run an air filter (that requires one) and do thw air bubbles at the same time since it has two air outlets in a 20gl tank
Answer:	Yes
Question:	Need to install pump below tank - valves included don't resemble "check valve" illustrated. Will one of them do the job
Answer:	You can't use only one outlet unless you cap or plug the 2nd outlet. No information on L/hr, but I had to adjust the flow lower with 2 stones undergravel filter or it sprayed too much.
Question:	Changing the air stones. How often have people (if ever) changed the airstone? Thanks
Answer:	Each outlet pumps it’s own air. As long as the air hoses are long enough they can be placed in separate 10g tanks.
Question:	What dia. Is the airline
Answer:	It says on the bottom and also in the instruction sheet that the output is: "Air output" (80Cm): 2X2500 ml/min)" "Pressure 20 KPA" I'll leave it up to you to change this into liters.

Product features

Easy to install

All of accessories can be assembled with a few minutes, no need to find matching accessories.

1. Cut the tubing into 2 pieces or to the length needed.

2. Put one piece tubing in the pump and connect it to the check valve.

3. Then take the other piece and connect it to the other end of the red valve and the air stone.

4. Plug the pump in and turn on, remember to arrange a drip loop.

Whisper Quiet < 40 dB

Compact design, it is super compact, lightweight, ultra quiet, along with long service life.

Less than 40 dB which can hardly be heard to enable you and you aquatic pets to sleep soundly even at night.

Adjustable,Dual Outlets

You just need to turn the air pump knob to adjust the flow rate as your tank size.Designed with double outlets to run the 2 ports together.

Q:If the device makes noise, how you can make it less noisy?

A:The air pump has a slight vibration during operation due to its’ working principle, the noise will increase as the airflow increases.Make sure you have a pipe on each outlet.Make sure you turn dial down to low which will reduce bubbles and noise dramatically.

Noise reduction

The base added Four rubber feet, which able to reduce noise and keep it in place. The air pump has a slight vibration during operation due to its’ working principle. In that case, put it on a blanket or mouse pad, which able to keep it quieter

Placement method:

Do not place the air pump in the water.

When using the air pump directly, the position of the air pump should not be lower than the water surface, otherwise it may cause water to flow back and be damaged.

✔ There is no check valve, the air pump should be placed above the water level of the fish tank.

✔ There is a check valve, the air pump can be placed on the ground or on the table, and the check valve can prevent the water from flowing backwards.

Product description

Spec: 110V-120V/60Hz , UL Standard Plug

Size: 5x2.75x3.9in/13x7x10cm suitable for 2-20 Gallon

Power: 2W

Power Cord: 4.76ft(1.45m)

Pressure: 18Kpa

Advantages:

1.[Smaller consumption, larger air capacity] High frequency all-copper pneumatic motor, with high efficiency air stone, produce more bubbles, provide enough oxygen for your fish.

2.[Simple installation] This air pump can be flat or suspended installation, come with all the accessories needed, easily and quickly to install and use.

3.[More efficiency] The air pump has advanced air compressing system, produce more bubbles, can provide enough oxygen for your fish efficiently.

4.[Unique silicone foot design] Every air pump has unique silicone foot design, we choose this suitable material to reduce the vibration, not too soft, neither too tight, so that the product can maintain a suitable balance at working and reduce the noise in maximum. You will be happy for its silence.

Package Including：

InstructionX 1; Return Valve X1; Air Stone X1;Air Hose X1; Regulating valvex1; Suction cupx1.

Notice:

1.This air pump is not submersible,please do not put it into the water and keep it dry all the time.

2.If air pump falls into water, please cut off the power immediately.

3.When installing the air pump, put it above the water level of the aquarium, or using the return valve to prevent backflow and burn the pump.

4.Clean the air hose and the air stone regularly to prevent the air flow reduction and the air pump damage.

5.If you want to clean the air pump, please cut off the power supply.

• [Ultra Quiet] Made of ABS thickening engineering plastics, super silent aquarium air pump. Soft rubber foot pads, further palliation for noise.
• [Easy to Install] This oxygen pump can be flat or suspended installation, come with all the accessories needed, easily and quickly to install and use.
• [Easy to Use] You need not to adjust, just plug in, then this fish tank air pump woks, friendly to aquarium newbie.
• [Widely Application] This aquarium bubbler is suitable for 2-20 Gallon fish tank, for both fresh water and sea water, suitable for all kinds of fish and turtle. It can also be used in plant hydroponics.
• [Complete Accessories] Comes with everything you need, includes: 1x instruction; 1x Return Valve ; 1x Air Stone; 1x Air Hose; 1x Regulating valve; 1x Suction cup. Original quality, professional manufacturer.

User questions & answers

Question:	How many gallons is it good for
Answer:	This air pump with an adjustable valve, so it is good for 2 gallon to 20 gallons water. Thanks.
Question:	how many watts is this pump
Answer:	This air pump is 2 Watts, energy saving but powerful, thanks.