Diaphragm Pumps / Wilden Non-Metallic

P.025 - 6 mm (¼")

P.025 - 6 mm (¼")
Specifications  
Flow Rate to 18.91 LPM (5 GPM)
Max Pressure = 8.6 BAR (125 PSI)
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 1.8 kg (4.0 lbs)
Stainless Steel 4.0 kg (8.9 lbs)
NON-Wetted Housings
Description Material
Center Block Polypropylene & Acetal
Air Valve Polypropylene & Acetal
Maximum Suction Lift Capability: 4.1 m (13.5')
Maximum Diameter Solids: 0.4 mm (1/64")

P1 - 13 mm (½")

P1 - 13 mm (½")
Specifications  
Flow Rate to 58.6 LPM (15.5 GPM)
Max Pressure = 8.6 BAR (125 PSI)
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 6 kg (13.0 lbs)
316 S.S. 9.2 kg (20.0 lbs)
NON-Wetted Housings
Description Material
Center Section Polypropylene or Acetal
Air Valve Polypropylene or Acetal
Maximum Suction Lift Capability: 5.8 m (19')
Maximum Diameter Solids: 1.59 mm (1/16")

P4 - 38 mm (1 ½")

P4 - 38 mm (1 ½")
Specifications  
Flow Rate to 306.5 LPM (81 GPM)
Max Pressure = 8.6 BAR (125 PSI)
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 17.5 kg (38.0 lbs)
Cast Iron 26.2 kg (57.0 lbs)
Hastelloy 26.2 kg (57.0 lbs)
316 S.S. 26.2 kg (57.0 lbs)
NON-Wetted Housings
Description Material
Center Section Acetal
Center Block Polypropylene
Air Valve Polypropylene or Acetal
Air Chambers 316 S.S., Aluminum, Acetal
Maximum Suction Lift Capability: 5.8 m (19')
Maximum Diameter Solids: 4.79 mm (3/16")

P8 - 51 mm (2")

>P8 - 51 mm (2")
Specifications  
Flow Rate to 590.5 LPM (156 GPM)
Max Pressure = 8.6 BAR (125 PSI)
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 31.8 kg (70.0 lbs)
Cast Iron 47.1 kg (104.0 lbs)
Hastelloy 51.7 kg (114.0 lbs)
316 S.S. 51.0 kg (112.0 lbs)
NON-Wetted Housings
Description Material
Center Block Polypropylene
Air Chambers Aluminum, 316 S.S.
Air Valve Polypropylene

P15 - 76 mm (3")

P15 - 76 mm (3")
Specifications  
Flow Rate to 919 LPM (242.7 GPM)
Max Pressure = 8.6 BAR (125 PSI)
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 59.9 kg (132.0 lbs)
Cast Iron 98.0 kg (216.0 lbs)
Hastelloy 111.6 kg (246.0 lbs)
316 S.S. 89.8 kg (198.0 lbs)
NON-Wetted Housings
Description Material
Center Block Aluminum
Air Chambers Aluminum,Stainless Steel
Air Valve Polypropylene
Maximum Suction Lift Capability: 6.7 m (22.1')
Maximum Diameter Solids: 9.53 mm (3/8')

A.025 - 6 mm (¼")

A.025 - 6 mm (¼")
Specifications  
Flow Rate to 16.3 LPM (4.3 GPM)
Max Pressure = 8.6 BAR (125 PSI)
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 2.2 kg (4.8 lbs)
Stainless Steel 5.0 kg (11 lbs)
Hastelloy 5.2 kg (11.5 lbs)
NON-Wetted Housings
Description Material
Center Block Polypropylene & Acetal
Air Valve (See EOM Manual for multiple selections)
Maximum Suction Lift Capability: 5.36 m (17.6')
Maximum Diameter Solids: 0.4 mm (1/64")

A1 - 13 mm (½")

A1 - 13 mm (½")
Specifications  
Flow Rate to 38.6 LPM (10.2 GPM)
Max Pressure = 8.6 BAR (125 PSI)
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 6 kg (13.0 lbs)
Hastelloy 9.8 kg (22.0 lbs)
316 S.S. 9.2 kg (20.0 lbs)
NON-Wetted Housings
Description Material
Center Section Nylon
Air Valve Brass, Teflon®-coated Brass, or Nickel-plated Brass
Maximum Suction Lift Capability: 1 m (3')
Maximum Diameter Solids: 1.6 mm (1/16")

A4 - 38 mm (1 ½")

A4 - 38 mm (1 ½")
Specifications  
Flow Rate to 214.6 LPM (56.7 GPM)
Max Pressure = 8.6 BAR (125 PSI) Wetted Housings
Wetted Housings (Water Chambers and Manifolds)
Material Ship Wt
Aluminum 17.5 kg (38.0 lbs)
Cast Iron 26.2 kg (57.0 lbs)
Hastelloy 26.2 kg (57.0 lbs)
316 S.S. 26.2 kg (57.0 lbs)
NON-Wetted Housings
Description Material
Center Section Polypropylene or Aluminum
Air Valve Brass, Teflon®-coated Brass, Nickel-plated Brass, or Stainless Steel
Maximum Suction Lift Capability: 4.6 m (15')
Maximum Diameter Solids: 4.76 mm (3/16")