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SOBO Aquarium Oxygen Pump Aquarium Supplies 738M Double Hole 3.5w Adjustable high-power oxygen-increasing pump

SOBO Aquarium Oxygen Pump Aquarium Supplies 738M Double Hole 3.5w Adjustable high-power oxygen-increasing pump

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Specifications

Brand Name
NONE
High-concerned chemical
None
Origin
Mainland China
Material
Plastic
Power (W)
3W
Tube Calibre
1 cm
Voltage
110-240V
Plug Type
US Plug
Model Number
SB-738
Type
fish
Choice
yes

Product Description

738m double hole 3.5w
Rated voltage: 220-240V 50/60Hz
Power(max):3. 5W
Gas volume (max): 2X3.4L/min
Product size: about 11.5cmx6. 5cmx4. 8cm (length*width*height)
Product weight: 0.5kg
Applicable fish tank: 50-60cm



Pros & Cons

Pros

  • 3.5W adjustable for 50-60cm tanks, 2x3.4L/min output.
  • Wide 110-240V voltage compatibility.
  • Double hole for efficient oxygenation.
  • Compact 0.5kg design.

Cons

  • Plastic may be noisy or less durable.
  • No brand prestige, generic.
  • US plug only, adapters needed elsewhere.
  • Limited to small-medium tanks.

Common Questions

What material is this SOBO aquarium oxygen pump?

Plastic construction, 3.5W power.

What size fish tank is this double hole pump for?

Suitable for 50-60cm tanks, product size 11.5x6.5x4.8cm.

What voltage and plug for this oxygen-increasing pump?

110-240V universal, US plug, 2x3.4L/min gas volume.

How do you use this adjustable aquarium air pump?

Place in tank for oxygenation, adjustable high-power for fish.

Where is this SB-738 model shipped from?

Mainland China.

Product information last updated on December 29, 2025