Last updated: 08/05/2025 08:46:29

UNITOR AEROFLOW DOUBLE DIAPHRAGM PUMP 1 INCH ALU (ATEX Z1)

Product Code

Product group:
422
Product number:
635635

Robust and lightweight, the 1" Unitor AeroFlow aluminum diaphragm pump is engineered for high-performance fluid transfer in hazardous marine environments. Certified for ATEX Zone 1, it is ideal for emergency response and routine operations involving flammable or volatile substances. With a flow capacity of up to 170 L/min, it handles a wide range of fluids safely and efficiently.

UNITOR AEROFLOW DOUBLE DIAPHRAGM PUMP 1 INCH ALU (ATEX Z1)

Product information

Typical Applications for the UNITOR AEROFLOW DOUBLE DIAPHRAGM PUMP 1 INCH ALU (ATEX Z1):

  • Optimal for SOPEP spill response
  • Fuel and oil transfer (ATEX safe zones)
  • Bilge and sludge transfer
  • Emergency dewatering operations
  • General service transfer pump onboard
  • Tank and engine room cleaning support
  • Chemical handling in hazardous areas

Supplied with

  • Ground Bonding Set
  • Collar Clamps
  • Air Barbs
  • Inlet and Outlet Fluid Nipples

Features

  • ATEX Zone 1 certified – suitable for explosive atmospheres
  • Durable aluminum body – lightweight and corrosion-resistant
  • Self-priming and dry-run capable
  • Compact design – easy to carry and install onboard

Benefits

  • Safety first: no sparks, no electricity, ideal for explosive zones
  • Rapid response: reliable in emergency cleanup or spill situations
  • Versatile use: handles oils, chemicals, bilge water, and sludge
  • Low maintenance: simple design and easy access to parts
  • Cost-effective: long operating life and quick servicing
  • Trusted transfer solution: for day-to-day and contingency operations

Specification

Physical properties

Viscosity 35.000 CPS

Dimensions/Weight

Dimensions L x W x H [mm] 370x222x364
Pumpable solid size [mm] 7.5
Weight [kg] 13.2

Technical data

Air inlet connection [inch] 1/2" BSP
Air pressure [bar] 8 max
Fluid inlet and outlet size [inch] 1" BSP
Suction lift [m] 9.8m ( Wet) - 5m (Dry(
Temperature [°C] -20 °C to +95 °C (range)

Performance data

Flow capacity [l/min] 170

Documents

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https://www.wilhelmsen.com/zh-hans/product-catalogue/products/pumps/pumps/double-diaphragm-pumps/unitor-aeroflow-double-diaphragm-pump-1-inch-alu-atex-z1