Sera Air pumps are the true work horse of the air pump market. They have 3 models which are designed to meet any need of marine or tropical aquarist. The Sera Air Pumps have multiple membranes which allow them to be the most reliable on the market and if one stops the others keep going to supply a constant air source. The electronic airflow dial allows for accurate and precise airflow control and will never need to be readjusted.
All Sera Air pumps are TUV approved and have a built in Anti-interference capacitor to reduce mobile phone and TV interference. | 
