TWIN OUTLET AQUARIUM AIR PUMP02 CT4 WITH OUTPUT CONTROLER

Sunsun CT-402 Aquarium Air Pump

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The Sunsun CT-402 is a compact, low-noise aquarium air pump built for steady oxygen supply and gentle water movement. It works well in both freshwater and saltwater tanks and suits small to medium setups.

Its dual outlets allow you to run two air stones or devices at the same time, while adjustable airflow lets you control oxygen levels with ease.

Key Specifications

• Max air flow:

  • 2 × 2.8 L/min

  • Total output: 5.6 L/min

• Power consumption: 4 W
  (Some sellers list 5 W)

• Outlets: 2

• Max pressure: 0.016 MPa

• Voltage: 220–240 V

• Frequency: 50 Hz

• Dimensions: 15 × 8 × 6 cm (L × W × H)

• Material: PVC and metal

Features

• Low noise operation
  Uses an advanced air compression system with a multi-level muffler. Rubber feet reduce vibration and keep the pump stable.

• Adjustable airflow
  Built-in control lets you fine-tune oxygen output for different tank sizes or livestock needs.

• Durable design
  Features a synthetic diaphragm and quality internal parts for long service life and continuous use.

• Wide use range
  Suitable for:

  • Freshwater aquariums

  • Saltwater aquariums

  • Biofloc systems

  • Outdoor ponds (as a winter de-icer)

• Complete setup
  supplied with air tubing, air stones, and check valves.