Aquarium Air Pumps, Air Stones & Aerators

Keep Your Tank Perfectly Oxygenated — The Best Aquarium Air Pumps & Aerators Available

Our Aquarium Air Pumps, Air Stones & Aerators collection features a carefully selected range of the finest aquarium air pumps, air stones, and aerators available — from ultra-silent adjustable pumps by Hygger and Eheim to heavy-duty cylinder air stones, a portable rechargeable aerator, and a biOrb replacement pump. Chosen for their quiet operation, reliable performance, and compatibility with leading aquarium brands, these are the best buys for aquarium air pumps and aerators at ALTOE.

Ultra-Silent Aquarium Air Pumps

Hygger Ultra Silent Aquarium Air Pump – 10W Dual Outlet for Tanks up to 2200L – A powerful, whisper-quiet 10W air pump from Hygger with dual outlet ports for running two aerobic devices simultaneously. Bearing-less magnet-driven motor technology eliminates vibration for near-silent operation. Touch LCD screen with 4-speed adjustable airflow. Durable ABS construction with full copper wire motor. Ideal for large freshwater and marine tanks up to 2200L.
Hygger Ultra Silent Aquarium Air Pump – 5W Dual Outlet for Tanks up to 1100L – The compact 5W version of Hygger’s trusted ultra-silent air pump range. Same bearing-less magnet-driven motor, touch LCD 4-speed control, and dual outlet design — perfect for medium tanks up to 1100L. Ideal for bedroom aquariums where silence is essential.
Eheim 400 Air Pump – Ultra-Quiet Adjustable Flow Aquarium Aerator – A premium ultra-quiet air pump from Eheim — one of the world’s most trusted aquarium equipment brands. Adjustable flow settings directly on the pump, with an included Eheim diffusor for customisable bubble appearance and air output. Precision German engineering for reliable, consistent aeration.
Eheim 200 Adjustable Air Pump – Ultra-Quiet Aquarium Fish Tank Aerator – Eheim’s compact ultra-quiet adjustable air pump for smaller tanks. Adjustable flow control on the pump body, includes Eheim diffusor for fine-tuned bubble output. Whisper-quiet German-engineered performance for planted tanks and community aquariums.

Air Stones & Diffusers

Pawfly 30cm Aquarium Air Stone Cylinder – Ponds & DWC Systems, 2-Pack – Heavy-duty 30cm cylinder air stones from Pawfly, designed for large aquariums, ponds, and DWC hydroponic systems. Each 567g cylinder delivers dense, consistent bubble diffusion at 30L/min (with a pump over 20W). Fits 4mm or 8mm standard airline tubing. Includes 2 square holders for secure placement. Soak for 3 hours before first use.

Portable & Specialist Air Pumps

Rechargeable Aquarium Air Pump – Portable Silent Aerator – A versatile portable rechargeable aerator for home tanks, power outages, and transporting live fish. Dual power via mains or Type-C USB. Ultra-quiet 20–40dB operation. Adjustable normal and intermittent modes (10s ON/10s OFF) for up to 30 hours battery life. Suitable for tanks from 9L to 231L. Includes air stone, tube, and check valve.
biOrb AC Air Pump – Silver Replacement Filter Part for AC biOrb Aquariums – The official replacement AC air pump for all AC biOrb aquariums. Low voltage 12V pump requiring the biOrb transformer (B001EVQFGC). Note: not compatible with new DC biOrbs — if your current pump is white, you need model B07RCGRVZS. Genuine biOrb part for reliable, stress-free aquarium maintenance.

Why This Is the Best Selection

From Hygger’s ultra-silent dual-outlet pumps and Eheim’s precision German-engineered aerators to Pawfly’s heavy-duty cylinder air stones, a portable rechargeable aerator, and the official biOrb replacement pump, every product in this collection has been chosen for its brand quality, quiet performance, and genuine oxygenation effectiveness. These are the best buys available for aquarium air pumps, air stones, and aerators at ALTOE — a healthy, thriving tank starts with reliable aeration.