Product Description
The Hakko HK-40L Linear air pump represents a top of the line Linear Air Compressor with 3 year warranty.
The Hakko Air Pump 40 will deliver a maximum of 70 Liters Per Minute. Only 40 watts used!!
Suitable for koi ponds up to 4,000 gallons.
This is a cast Aluminum body style. It is a small unit with surprisingly high output. Ideal for water depths between 2 feet to 10 feet deep. Shut off depth is 14 feet deep. The Hakko air pumps are built to last with a very durable body and mechanics meaning years and years of everlasting quality airflow.
Very low noise 32/38 dB at 1 meter, low power consumption, Silent operation, Completely oil free, Overload protection with Auto off/on switch for overheat situations. Low power consumption. UL and CE listed for outdoor use.
110 Volt is standard. 220 volt is by special order.
The outlet fitting is approx 5/8" O.D. 6 foot power cord supplied.
No oil needed for lubrication making the Hakko easy to maintain.
Model / Item
HK-40
Application:
Features & Benefits:
Rated Voltage (V)
AC 115 (AC 110/115/120 or
AC 220/230/240)
Aeration
Liquid agitation
Mamut pump for air lift
Aerobic treatment
High Efficiency
Simple Maintenance
Completely Oil-Free
Overload Protection
Silent Operation
Long Life Expectancy
Power Supply Frequency (Hz)
56 / 60
Normal Pressure Bar (psi)
0.13 (1.85psi)
Rated Performance lpm (cfm)
51
Power (W)
40
Noise Level (dB)
35
Maximum dimensions:
Certificate:
Closed Pressure / Bar
0.38
Closed Pressure / psi
5.5
204 x 174 x 215 mm
CUL
CE
JET
Weight (kg)
5.4 / 11.9
The graph below shows water depth in feet.
Looking for the Hakko 40LP? We have it! it has the same quality innards as the Hakko 40L! While a tiny bit louder than the original, with the plastic casing you don't have to worry about rust and the price point helps the pocket book... View the Hakko 40LP here!
Usually ships same or next day. 
