Aquarium Air Pump 4W/6W Oxygen Pump Silence Adjustable for Fish Tank

Description

This aquarium air pump is engineered for ultra-quiet and efficient aeration, using a dual-layer soundproof casing and suspended vibration-damping system to minimize noise. The aquarium air pump provides stable, adjustable airflow suitable for freshwater and saltwater tanks. Its independent air chambers, anti-vibration feet, and durable internal components ensure reliable, silent operation under various water pressures. Ideal for aquarists seeking smooth airflow with reduced noise.

Features

Suspended vibration-damping design with dual control magnets for quieter operation
Adjustable airflow knob for precise control and improved energy efficiency
Anti-vibration rubber feet reduce surface resonance
Dual air outlets support simultaneous aeration for multiple tanks
Double-layer sound insulation ensures whisper-quiet performance

Specification

Model: QB-503 / QB-504
Power: 4W (QB-503) / 6W (QB-504)
Airflow: 2×1L/min (QB-503) / 2×2L/min (QB-504)
Noise Level: ≤43dB (QB-503) / ≤38dB (QB-504)
Pressure: ≥20kPa (QB-503) / ≥25kPa (QB-504)
Voltage: 220V / 50Hz
Dimensions: QB-503: 100×80×40mm / QB-504: 168×108×75mm

Package Content

1 × Air Pump (model selected)

Note

Color may vary due to lighting and monitor settings
Allow 1–3cm measurement tolerance
Place on soft surfaces to reduce vibration
Clean air intake filter regularly for optimal performance
Adjust airflow based on tank size and bio-load
Use a check valve to prevent backflow
For aquarium use only