Hailea HAP-120 Air Pump – Professional High-Output Pond Aerator

The Hailea HAP-120 Linear Air Pump is a professional-grade diaphragm air compressor designed to deliver powerful aeration for koi ponds, aquaculture tanks, fish farms, and large aquariums. With a maximum output of 120 litres per minute (7,200 L/h) and steady pressure up to 0.038 MPa, this model is engineered for deep-water applications and high backpressure setups.

Built with a durable aluminium alloy case for efficient heat dissipation and equipped with advanced noise reduction technology, the HAP-120 ensures reliable 24/7 performance while keeping energy use and sound levels low.

Key Features of Hailea HAP-120 Air Pump

✅ High Airflow Output – Pumps up to 120 L/min (7,200 L/h), perfect for large ponds and systems.
✅ Quiet Operation – Multi-level muffler keeps sound below 45 dB.
✅ Durable Build – Strong aluminium casing with excellent heat dissipation.
✅ Stable & Reliable – Special artificial rubber diaphragms ensure consistent pressure.
✅ Energy Efficient – Consumes just 125W, designed for continuous use.
✅ Outdoor-Ready – Protected against water ingress, safe for pondside installation.
✅ Versatile Applications – Ideal for koi ponds, aquaculture tanks, quarantine facilities, and breeding systems.

Specifications

• Brand: Hailea
• Model: HAP-120
• Air Output: 120 L/min (7,200 L/h)
• Power Consumption: 125W
• Voltage: 220–240V / 50–60Hz
• Common Pressure: 0.015 MPa
• Max Pressure: >0.038 MPa
• Noise Level: ≤45 dB
• Weight: 9.5 kg
• Dimensions: 265 × 215 × 198 mm
• Outlet Size: 18 mm (with 12 mm brass hose nozzle)
• Casing Material: Dark Gray aluminium alloy

Product Description

The Hailea HAP-120 Hi-Blow Air Pump is built for heavy-duty aeration tasks. Whether you’re running multiple air stones, deep-water diffusers, or aquaculture breeding tanks, the HAP-120 delivers consistent airflow and reliable oxygenation.

Its compact yet powerful design makes it a top choice for professionals who require both performance and durability. The multi-stage damping and muffler system ensures whisper-quiet operation, while the rugged aluminium casing protects the pump and extends its lifespan.

Perfect applications include:

• Large koi ponds and decorative garden ponds.
• Aquaculture tanks and fish farms requiring heavy oxygenation.
• Breeding and quarantine facilities with multiple air stones.
• Deep-water aeration where high backpressure is common.

Installation & Usage

• Always install the pump above water level to prevent backflow.
• Distribute air through a manifold system to multiple diffusers or air stones.
• Use check valves and control valves for safe, adjustable airflow.
• Can be installed outdoors but should be shielded from direct rain or flooding.

Why Choose the Hailea HAP-120?

Compared to smaller models like the HAP-80 or HAP-100, the HAP-120 offers higher airflow and stronger pressure capacity, making it ideal for large ponds and professional aquaculture projects. Its combination of low energy consumption, low noise, and robust construction ensures maximum value and reliability for long-term use.

FAQs – Hailea HAP-120 Air Pump

Q1: How much airflow does the HAP-120 deliver?
👉 It provides up to 120 L/min (7,200 L/h).

Q2: Is it noisy?
👉 No, it runs at just ≤45 dB, making it very quiet for its power class.

Q3: Can it be used outdoors?
👉 Yes, it’s protected against water ingress but should be kept away from direct rain.

Q4: What setups is it best for?
👉 Large koi ponds, aquaculture tanks, deep-water aeration, and systems with many diffusers.

Q5: How does it compare to the HAP-100?
👉 The HAP-120 provides 20 L/min more airflow and stronger pressure handling, ideal for larger-scale aeration projects.