Seko Diaphragm Pumps

Duotek AF1000

The Duotek AF1000 is an air-operated double-diaphragm (AODD) pump with a 3" BSP connection that delivers a maximum flow rate of 1,050 l/min. It offers a versatile solution for chemical dosing and liquid transfer applications and is easily adjustable thanks to its intuitive controls.

Its design, which contains no electrical components, allows it to be fully submerged in liquid without any loss of performance. It seamlessly transfers high-viscosity, corrosive, and solids-in-suspension fluids. Its seal-less design allows for dry running up to 6 meters; its fully bolted housing ensures high leak-tightness and safety.

After production, every Duotek pump undergoes a 100% wet test covering dry-running, initial suction, and leak-tightness. Its compact and portable housing simplifies installation, operation, and maintenance; it is available with a transport cart option upon request.

  • 1,050 L/min Maximum Flow Rate
  • 80 m Maximum Discharge Head
  • 8 bar Maximum Air Pressure

Technical Info

Technical Specifications

Liquid Connections 3" BSP (DN80)
Air Connection 3/4" BSP
Maximum Flow Rate 1,050 L/min
Maximum Air Pressure 8 bar
Maximum Discharge Head 80 m
Maximum Suction Lift (Dry) 5 m
Maximum Suction Lift (Wet) 9,8 m
Maximum Solids Passage 12 mm
Noise Level 82 dB
Maximum Viscosity 55,000 cps
Displacement per Stroke 9.750 cc

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