Kd-a180 Aquarium Air Pump - Jun 2026

The "A180" in the model number typically references the airflow capacity, though actual output depends on the depth of your tank (water pressure resistance) and the size of air stones used.

| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | Weak bubbles | Clogged air stone | Soak air stone in bleach solution (1:10) overnight, rinse thoroughly. | | No bubbles but motor hums | Diaphragm tear or loose tubing | Replace diaphragm (generic replacement kits fit). | | Rattling noise | Loose screw or broken internal spring | Open casing; tighten screws. Replace spring if broken. | | Water in tubing | Failed check valve | Replace check valve immediately to avoid electric shock. | Kd-a180 Aquarium Air Pump -

It can deliver approximately 5 Liters Per Minute (L/min) at its maximum setting, providing ample pressure (roughly 0.025 MPa) for standard aquarium depths. Why Your Aquarium Needs a Reliable Air Pump The "A180" in the model number typically references