Hakko HK150L Linear Air Pump

Product details

Hakko HK150L Linear Air Pump is a high-volume linear air pump designed for low-pressure aeration uses such as pond aeration and large aquarium aeration. It delivers strong airflow through air stones or air distribution systems to help oxygenate water and support aeration-driven circulation.

Features:

• High airflow for aeration: listed as a Hakko 150L air pump with a maximum airflow of 238 LPM. ([seasideaquatics.com](https://www.seasideaquatics.com/pond-air-pumps/4501–hakko-hk150l-linear-air-pump.html))
• Linear-motor design intended to reduce power consumption during full operation. ([hakkoairpumps.com](https://hakkoairpumps.com/prod150.html?utm_source=openai))
• Built for quiet operation; marketing references noise levels in the low-to-mid 30s/40s dB range depending on model and conditions. ([hakkoairpumps.com](https://hakkoairpumps.com/prod150.html?utm_source=openai))
• Oil-free operation—no oil needed for lubrication, supporting easier maintenance. ([hakkoairpumps.com](https://hakkoairpumps.com/prod150.html?utm_source=openai))
• Manufacturer notes a 36-month warranty for Hakko units. ([hakkoairpumps.com](https://hakkoairpumps.com/prod150.html?utm_source=openai))
• Common installation guidance for this model group references 1" tubing size, with listed max depth of about 10 ft and suggested use for larger pond volumes. ([webbsonline.com](https://webbsonline.com/Item/hakko-pond-air-pump-hk150l?utm_source=openai))

Specifications:

• Maximum airflow: 238 LPM (8.4 CFM). ([seasideaquatics.com](https://www.seasideaquatics.com/pond-air-pumps/4501–hakko-hk150l-linear-air-pump.html))
• Rated power (for HK150L; 120V listing): 145 W. ([hakkoairpumps.com](https://www.hakkoairpumps.com/pdf/150~250L%20data%20table.pdf?utm_source=openai))
• Rated flow (for HK150L; 120V listing): 155 L/min. ([hakkoairpumps.com](https://www.hakkoairpumps.com/pdf/150~250L%20data%20table.pdf?utm_source=openai))
• Noise level (listed for HK150L): 52 dB (table/listing value). ([webbsonline.com](https://webbsonline.com/Item/hakko-pond-air-pump-hk150l?utm_source=openai))
• Maximum recommended depth: 10 ft (listing value). ([webbsonline.com](https://webbsonline.com/Item/hakko-pond-air-pump-hk150l?utm_source=openai))
• Recommended tubing size: 1 inch (listing value). ([webbsonline.com](https://webbsonline.com/Item/hakko-pond-air-pump-hk150l?utm_source=openai))
• Weight: 33.5 lb (15.2 kg) (specification table value). ([hakkoairpumps.com](https://www.hakkoairpumps.com/pdf/150~250L%20data%20table.pdf?utm_source=openai))