Macnaught DD25AN 25mm High Flow Air Operated Diaphragm Pump (Max 220LPM)

The Macnaught DD25AN is part of the Max Flow Series, offering outstanding fluid transfer performance for applications demanding high volume and low air consumption. With a maximum flow rate of 220 LPM (58 GPM), it is ideal for industrial fluid transfer of oils, diesel, coolants, oily water, and select chemicals.

The pump’s multiport aluminium body combined with Nitrile Buna-N diaphragms delivers excellent durability and chemical compatibility. Its versatile design enables flexible installation and easy servicing, making it the preferred choice for demanding environments.

FEATURES

• High flow performance: Up to 220 LPM (58 GPM) for efficient fluid handling
• Optimized flow: Lightweight spool ensures faster, smoother operation
• Effortless maintenance: Air motor designed for quick, easy servicing
• Dry-run safe: Operates without fluid, no overheating risk
• Deadhead resistant: Handles closed discharge conditions without damage
• Self-priming: No manual priming needed
• No inline lubrication required: Lowers maintenance and operational costs
• Multiport design: Enhances installation flexibility and system efficiency

SPECIFICATIONS

• Max air pressure: 20–101 PSI (1.37–6.96 bar)
• Inlet / outlet: 1" BSPT (F)
• Air inlet: 3/8" BSPT (F)
• Max flow rate: 220 LPM (58 GPM)
• Suction lift: 4.5 m (dry), 8 m (wet)
• Max solids handling: 6.5 mm
• Fluid temperature range: 0°C – 70°C (32°F – 158°F)
• Wetted parts: Aluminium, Nitrile Buna-N (NBR), SUS (Stainless Steel)
• Air motor: Aluminium
• Dimensions: Height 32.8 cm, Width 35.3 cm, Depth 37.5 cm

PACKAGE INCLUDES

• 1 unit of Diaphragm pump