BOYU Adjustable Air Pumps
Boyu S-4000B (768L/hr)
This air pump is ideally suited to supplying air pressure to under gravel and box filters, air stones and protein skimmers which use ceramic air stones. It is easily adjustable, with a control to alter the magnetic circuit on top of the pump. Both long lasting and efficient.
- Long life and low frequency for continuous use within your aquarium tank.
- Output is 3.2 Litres per minute per output, giving a maximum of 768L/H.
- Locate Unit above Water Level to Prevent Water Flowing Backwards (or fit with a non-return valve).
- 4x (5mm) Outlets to fit 6mm Hose.
- Dimensions: 206 x 149 x 96 mm/8.11″ x 5.8″ x 3.7″.
- Air Pump Output: 4 x 3.2 Litres per Minute.
- Watt: 9w.
- Voltage: 220-240v.
- 12 Month warranty.
Boyu S-2000 (480L/hr)
- High polymer composite rubber air pump for long working life and reliability.
- Low noise, generous air capacity, does not require oil lubrication.
- Electronic control of input ratio for high efficiency and low energy consumption.
- Voltage: AC230/115V.
- Frequency: 50/60hz.
- Power: 3W.
- Pressure: 0.012MPa.
- Output: 2x4L/min.
- Weight: 0.82Kg.
- Size: 163x105x88mm.
- 12 Month warranty.
Boyu S-1000 (252L/hr)
- High polymer composite rubber air pump for long working life and reliability.
- Low noise, generous air capacity, does not require oil lubrication.
- Electronic control of input ratio for high efficiency and low energy consumption.
- Voltage: AC230/115V.
- Frequency: 50/60hz.
- Power: 3W.
- Pressure: 0.014MPa.
- Output: 4.2L/min.
- Weight: 0.5Kg.
- Size: 138x80x59mm.
- 12 Month warranty.
Boyu S-500 (240L/hr)
Low noise composite air pump for fish tanks and aquariums, polymer composite rubber air pump for a long, reliable life, high energy and low energy consumption.
- Advanced air-compressing system,damping system and multilevel muffler which is extremely low in noise.
- Special artificial rubber to keep air output and pressure steady.
- Structure is reasonable and compact, long service life and acquiring best effect with lowest power consumption.
- 12 Month warranty.
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