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Overview

The underwater aeration system offers rapid oxygenation, make it suitable for ponds or lakes up to 3 acres, delivering long-term stable operation. The compressor delivers strong airflow and includes overheat protection and a security valve for added peace of mind. Paired with the self-sinking airline and diffuser, it boosts dissolved oxygen, reduces water plant growth and sludge buildup, improves water quality, and helps lower fish mortality

VEVOR 5.2CFM Pond Aerators, Aeration System for Lake up to 3 Acres, 3/4 HP Air Compressor, 1 Diffuser & 100' Weighted Tubings, Aeration Pump for Lakes Deep Water Oxygen Circulation

Model: OLF400D-140BS-Q3B
Web Code: 19777296
Sold and shipped by | 3.8 seller rating (203 reviews)

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻

· Thickened Aluminum Alloy Shell

Lightweight yet highly resistant to corrosion, impact, and high temperatures.

· Anti-Vibration Rubber Feet

Suction-cup design minimizes noise and prevents shifting, keeping the unit firmly in place.

· ≤68dB Low Noise Operation

Equipped with a slicer and optimized internal structure to effectively reduce operational noise without disturbing your daily life.

· 100 ft Self-Sinking Airline

Heavy-duty weighted hose sinks on its own—no extra weights needed. The 100 ft length reaches the center of large ponds with ease. Flexible, tear-resistant rubber withstands long-term underwater use without kinking.

· Built-In Safety Features

Compressor includes a safety valve, filter screen, and overheat protection for safer long-term operation. The included timer allows automatic on/off cycles for hands-free, energy-efficient aeration management.

· Year-Round Use

Our lake aerator kit comes with an adjustable airflow valve so you can fine-tune aeration by season, reducing energy waste. Suitable for 23–104°F (-5–40°C) and 20–80% humidity—designed for all-season pond care.

𝗦𝗽𝗲𝗰𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀

Item Model Number: OLF400D-140BS-Q3B

Power Supply: 120V / 60Hz

Motor Power: 3/4 hp (550W)

Rated Speed: 1665 rpm

Max Airflow: 5.2 CFM @ 0 Mpa

Working Pressure: ≤0.3 Mpa

Noise Level: ≤68 dB

Compressor Dimensions: 10 × 6.3 × 8.5 in / 255 × 160 × 215 mm

Air Hose Diameter: 3/8 in

Air Hose Length: 100 ft / 30.5 m

Diffuser Plate Specifications (Nano Diffuser):

Nano Tubes Diameter: 0.6 in / 16 mm

Outer Ring Outer Diameter: 12.2 in / 310 mm

Middle Ring Outer Diameter: 9.1 in / 230 mm

Inner Ring Outer Diameter: 6.3 in / 160 mm

Stainless Steel Coil Diameter: 0.2 in / 6 mm

Outer Ring: 11.8 in / 300 mm

Inner Ring: 5.9 in / 150 mm

Operating Environment Temperature: 23~104 ℉ / -5~40 ℃

Operating Environment Humidity: 20%-80%

Product Net Weight: 35.7 lbs / 16.2 kg

𝗣𝗮𝗰𝗸𝗮𝗴𝗲 𝗖𝗼𝗻𝘁𝗲𝗻𝘁

Instruction Manual ×1

Hose Clamps ×2

Silencer ×1

Filters ×2

Timer ×1

Security Valve ×1

Airflow Regulator ×1

Nano Diffuser Plate ×1

Self-Sinking Air Hose 30.5 m ×1

PTFE Tape ×1

· Aeration for 3 Acre Ponds: This pond aerator kit is suitable for 1- 3 acres and 50 ft deep ponds. This high-efficiency underwater aeration system helps prevent fish kill from low oxygen, reduces water plants, and cuts down on sludge buildup—restoring balance to your pond or farm lake

· 550W Powerful Motor: This lake aerator features a 3/4 HP oil-free air compressor delivering up to 5.2 CFM at 1665 RPM. Our aerator for pond is energy-efficient and low-maintenance, producing clean air without oil contamination

· 360° Nano Diffuser Plate: he pond aeration system features an upgraded nano-bubble diffuser to releases dense and fine bubbles, boosting dissolved oxygen. The full-circle 360° airflow promotes complete water circulation and minimizes stagnant zones in the pond

· Complete Kit: The outdoor pond aerator comes with an air compressor, 1 piece of 100 ft weighted self-sinking hose, 1 diffuser plate, timer, and all required accessories. Ready to assemble and run on a standard 120V outlet

· Multiple Security Protection: The outdoor pond aerator is equipped with overheat protection and an anti-backflow security valve for long-term operation. Place the compressor in a ventilated, sheltered area to avoid exposure to rain and direct sunlight, thus reduce dust exposure and extend service life

Product Condition
Brand New
Colour
Silver
Width
16 cm
Height
21.5 cm
Depth
25.5 cm
Height (Inches)
8.46 in
Width (Inches)
6.3 in
Depth (Inches)
10.04 in
Weight
16.2 kg

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Quebec
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Smart home products
Return/Exchange Period
30 days
Condition
Opened