Home Pump TypesPositive Displacement Pumps

Positive Displacement Pumps

Browse Positive Displacement Pumps Pump Types

Metering

82,163 products

Diaphragm Pumps

19,485 products

Injection / Dosing

8,561 products

Mechanically Actuated

6,746 products

Drum

3,545 products

Piston

910 products

Progressive Cavity

21,105 products

Rotary

35 products

Flexible Impeller

69 products

Gear

21,657 products

Sanitary Pumps

1,571 products

Peristaltic

3,238 products

Pneumatic

1,624 products

Bellows

68 products

Positive Displacement

Filters

No filters available

125,002 products

Wilden

02-12769

Wilden 02-12769 Pro-Flo 1" (25mm) Clamped Metal Air Operated Double Diaphragm AODD Pump (P2), MODEL: P2/AAPPP/TWS/TF/STF/2000. 167 lpm (44.1 gpm) Max Flow, 25 mm (1") NPT Suction, 19 mm (3/4") NPT Discharge. Aluminum Wetted Parts & Outer Piston, Polypropylene Air Chamber, Center Block & Air Valve, Stainless Steel Seat, PTFE O-Rings & Balls, PTFE w/Wil-Flex Backup Full Stroke IPD Diaphragm. 02-9985-20 ADS Repair Kit, 02-9804-55-201 Wet End Kit Available to order. A PSG Dover Brand Product.

$1,629.90

Wilden

02-12771

Wilden 02-12771 Pro-Flo 1" (25mm) Clamped Metal Air Operated Double Diaphragm AODD Pump (P2), MODEL: P2/SZPPP/FWL/PU/SPU/2000. 171 lpm (45.2 gpm) Max Flow, 25 mm (1") NPT Suction, 19 mm (3/4") NPT Discharge. Stainless Steel Wetted Parts & Seats, Polypropylene Air Chamber, Center Block & Air Valve, Polyurethane O-Rings & Balls, Sanitary Wil-Flex Full Stroke IPD Diaphragms. 02-9985-20 ADS Repair Kit Available to order. A PSG Dover Brand Product.

Price not available

Wilden

02-12779

Wilden 02-12779 Pro-Flo 1" (25mm) Bolted Plastic Air Operated Double Diaphragm AODD Pump (P200), MODEL: P200/PZPPP/FWL/TF/PTV. 216 lpm (57 gpm) Max Flow, 25 mm (1") ANSI Suction & Discharge. Polypropylene Wetted Parts, Air Chambers, Center Block & Air Valve, Sanitary Wil-Flex (Santoprene) Full Stroke IPD Diaphragms, PTFE Balls, Polypropylene Seats, PTFE-Encapsulated FKM O-Rings. A PSG Dover Brand Product.

$1,825.20

Wilden

02-12783

Wilden 02-12783 Pro-Flo 1" (25mm) Bolted Plastic Air Operated Double Diaphragm AODD Pump (P200), MODEL: P200/KKPPP/EPS/TF/KTV/0504. 220 lpm (58 gpm) Max Flow, 25 mm (1") DIN Flanged Suction & Discharge. PVDF Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, PTFE-Encapsulated FKM O-Rings, EPDM Traditional Diaphragm, PTFE Balls. 02-9985-20 ADS Repair Kit Available to order. A PSG Dover Brand Product.

$3,011.40

Wilden

02-12791

Wilden 02-12791 Pro-Flo 1" (25mm) Bolted Plastic Air Operated Double Diaphragm AODD Pump (P200), MODEL: P200/PZPPP/LEL/TF/PTV/0607. 174 lpm (46 gpm) Max Flow, 25 mm (1") ANSI Suction & Discharge. Polypropylene Wetted Parts, Air Chamber, Center Block, Air Valve & Seats, PTFE-Encapsulated FKM O-Rings, PTFE (EPDM Backed) Reduced-Stroke IPD Diaphragm, PTFE Balls. A PSG Dover Brand Product.

$3,108.60

Wilden

02-12798

Wilden 02-12798 Pro-Flo 1" (25mm) Bolted Metal Air Operated Double Diaphragm AODD Pump (P230), MODEL: P230/SSPPP/TSS/TF/STF. 185 lpm (49 gpm) Max Flow, 25 mm (1") ANSI Flanged Suction & Discharge. Stainless Steel Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, PTFE O-Rings & Balls, PTFE w/Saniflex Backup Full Stroke IPD Diaphragm. 02-9985-20 ADS Repair Kit, 02-9814-55-202 Wet End Kit, 70-7405 SD Dampener, 73-1000 ISD Dampener, 00-8340-99 FRL/FRC, 65-8115-99 Wil-Gard Available to order. A PSG Dover Brand Product.

$3,186.00

Wilden

02-12800

Wilden Pumps 02-12800 Pro-Flo 1" (25mm) Clamped Metal Air Operated Diaphragm AODD Pump Model: P2/SSPPP/FWS/TF/STF/0070. Stainless Steel Wetted Parts, Wil-Flex (Santoprene) Diaphragms, PTFE Valve Balls. *** OBSOLETE ITEM *** Please refer to 02-12828 P2/SSPPP/FWS/FS/SFS/2070 for Compatible Replacement.

Price not available

Wilden

02-12809

Wilden 02-12809 Pro-Flo 1" (25mm) Bolted Metal Air Operated Double Diaphragm AODD Pump (P220), MODEL: P220/AAPPP/TWS/TF/ATF/0695. 185 lpm (49 gpm) Max Flow, 25 mm (1") NPT Suction, 19mm (3/4")- Center Ported NPT Discharge. Aluminum Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, PTFE O-Rings & Balls, PTFE w/Wil-Flex Backup Full Stroke IPD Diaphragm. 02-9985-20 ADS Repair Kit, 02-9814-55-201 Wet End Kit Available to order. A PSG Dover Brand Product.

$1,779.30

Wilden

02-12824

Wilden 02-12824 Pro-Flo 1" (25mm) Bolted Metal Air Operated Double Diaphragm AODD Pump (P220), MODEL: P220/AAPPP/TWS/TF/ATF/0697. 185 lpm (49 gpm) Max Flow, 25 mm (1") NPT Suction, 19mm (3/4")- Center Ported NPT Discharge. Aluminum Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, PTFE O-Rings & Balls, PTFE w/Wil-Flex Backup Full Stroke IPD Diaphragm. 02-9985-20 ADS Repair Kit, 02-9814-55-201 Wet End Kit Available to order. A PSG Dover Brand Product.

$1,779.30

Wilden

02-12828

Wilden 02-12828 Saniflo FDA 1-1/2" Clamped Metal Air Operated Double Diaphragm Pump (P2), MODEL: P2/SSPPP/FWS/FS/SFS/2070. 171 lpm (45.2 gpm) Max Flow, 38 mm (1-1/2") Tri-Clamp Suction & Discharge. Stainless Steel Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, Saniflex O-Rings & Balls, Wil-Flex Sanitary Diaphragms. 02-9985-20 ADS Repair Kit, 70-7391 SD Dampener, 00-8340-99 FRL/FRC, 65-8115-99 Wil-Gard Available to order. A PSG Dover Brand Product.

$3,333.60

Wilden

02-12829

Wilden 02-12829 Saniflo FDA 1-1/2" Clamped Metal Air Operated Double Diaphragm Pump (P2), MODEL: P2/SSPPP/FSS/FS/SFS/0070E. 171 lpm (45.2 gpm) Max Flow, 38 mm (1-1/2") Tri-Clamp Suction & Discharge. Stainless Steel Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, Saniflex O-Rings, Sanitary Diaphragm & Balls. Contact Factory ADS Repair Kit, Contact Factory Wet End Kit Available to order. A PSG Dover Brand Product.

Price not available

Wilden

02-12834

Wilden 02-12834 Pro-Flo 1" (25mm) Bolted Metal Air Operated Double Diaphragm AODD Pump (P220), MODEL: P220/AAPPP/TSS/TF/ATF/0695. 185 lpm (49 gpm) Max Flow, 25 mm (1") NPT Suction, 19mm (3/4")- Center Ported NPT Discharge. Aluminum Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, PTFE O-Rings & Balls, PTFE w/Saniflex Backup Full Stroke IPD Diaphragm. 02-9985-20 ADS Repair Kit, 02-9814-55-202 Wet End Kit Available to order. A PSG Dover Brand Product.

$1,779.30

Wilden

02-12837

Wilden 02-12837 Pro-Flo 1" (25mm) Bolted Metal Air Operated Double Diaphragm AODD Pump (P220), MODEL: P220/AAPPP/WFS/WF/AWF. 212 lpm (56 gpm) Max Flow, 25 mm (1") NPT Suction & Discharge. Aluminum Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, Wil-Flex O-Rings, Traditional Diaphragms & Balls. 02-9985-20 ADS Repair Kit, 02-9814-58 Wet End Kit, 70-7196 SD Dampener, 73-1000 ISD Dampener, 00-8340-99 FRL/FRC, 65-8115-99 Wil-Gard Available to order. A PSG Dover Brand Product.

$1,231.20

Wilden

02-12838

Wilden 02-12838 Pro-Flo 1" (25mm) Bolted Metal Air Operated Double Diaphragm AODD Pump (P220), MODEL: P220/WWPPP/FSS/FS/MFS/0677. 212 lpm (56 gpm) Max Flow, 25 mm (1")- Center Ported NPT Suction & Discharge. Ductile Iron Wetted Parts & Outer Piston, Polypropylene Air Chamber, Center Block & Air Valve, Mild Steel Seat, Saniflex O-Rings, Sanitary Diaphragm & Balls. 02-9985-20 ADS Repair Kit, 02-9814-56 Wet End Kit Available to order. A PSG Dover Brand Product.

$1,668.60

Wilden

02-12839

Wilden 02-12839 Pro-Flo 1" (25mm) Bolted Metal Air Operated Double Diaphragm AODD Pump (P220), MODEL: P220/WWPPP/TWS/TF/MTF/0677. 185 lpm (49 gpm) Max Flow, 25 mm (1")- Center Ported NPT Suction & Discharge. Ductile Iron Wetted Parts & Outer Piston, Polypropylene Air Chamber, Center Block & Air Valve, Mild Steel Seat, PTFE O-Rings & Balls, PTFE w/Wil-Flex Backup Full Stroke IPD Diaphragm. 02-9985-20 ADS Repair Kit, 02-9814-55-201 Wet End Kit Available to order. A PSG Dover Brand Product.

$2,057.40

Wilden

02-12846

Wilden 02-12846 Pro-Flo 1" (25mm) Bolted Plastic Air Operated Double Diaphragm AODD Pump (P200), MODEL: P200/PKPPP/TWS/TF/PTV/0100. 195 lpm (51.4 gpm) Max Flow, 25 mm (1") ANSI Flanged Suction & Discharge. Polypropylene Wetted Parts, Air Chamber, Center Block, Air Valve & Seats, PVDF Outer Piston, PTFE-Encapsulated FKM O-Rings, PTFE w/Wil-Flex Backup Full Stroke IPD Diaphragm, PTFE Balls. 02-9985-20 ADS Repair Kit, 02-9815-55-201 Wet End Kit Available to order. A PSG Dover Brand Product.

$2,517.30

Wilden

02-12854

Wilden 02-12854 Accu-Flo Electronic Control 1" Clamped Plastic Air Operated Double Diaphragm Pump (A2B), MODEL: A2B/PKPPP/BNS/BN/PBN/0509. 136 lpm (36 gpm) Max Flow, 25 mm (1") ANSI Flanged Suction & Discharge. Polypropylene Wetted Parts, Air Chamber, Center Block, Air Valve & Seats, PVDF Outer Piston, Buna-N O-Rings, Traditional Diaphragms & Balls. 02-9805-52 Wet End Kit Available to order. A PSG Dover Brand Product.

$1,292.40

Wilden

02-12861

Wilden 02-12861 Saniflo FDA 1-1/2" Clamped Metal Air Operated Double Diaphragm Pump (P2), MODEL: P2/SSPPP/EPS/EP/SEP/2079. 172 lpm (45.5 gpm) Max Flow, 38 mm (1-1/2") Tri-Clamp Suction & Discharge. Stainless Steel Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, EPDM O-Rings, Traditional Diaphragms & Balls. 02-9985-20 ADS Repair Kit, 02-9804-54 Wet End Kit Available to order. A PSG Dover Brand Product.

$3,342.60

Wilden

02-12866

Wilden 02-12866 Accu-Flo Electronic Control 1" Bolted Plastic Air Operated Double Diaphragm Pump (A200P), MODEL: A200P/PKPPP/VTS/VT/PTV/0151. 170 lpm (45 gpm) Max Flow, 25 mm (1") ANSI Flanged Suction & Discharge. Polypropylene Wetted Parts, Air Chamber, Center Block, Air Valve & Seats, PVDF Outer Piston, PTFE-Encapsulated FKM O-Rings, FKM Traditional Diaphragms & Balls. 02-9815-53 Wet End Kit Available to order. A PSG Dover Brand Product.

$2,362.50

Wilden

02-12870

Wilden Pumps 02-12870 Pro-Flo 1" (25mm) Bolted Metal Air Operated Diaphragm AODD Pump Model: XP230/SSJJJ/XBS/BN/SBN. Stainless Steel Wetted Parts, Conductive Buna-N Diaphragms & Buna N Valve Balls. *** OBSOLETE ITEM *** Please refer to 02-12957 XPS230/SSAAA/BNS/BN/SBN for Compatible Replacement.

Price not available

Wilden

02-12871

Wilden 02-12871 Pro-Flo 1" (25mm) Clamped Metal Air Operated Double Diaphragm AODD Pump (P2), MODEL: P2/AAPPP/EPS/EP/AEP/2000. 172 lpm (45.5 gpm) Max Flow, 25 mm (1") NPT Suction, 19 mm (3/4") NPT Discharge. Aluminum Wetted Parts, Outer Piston & Seats, Polypropylene Air Chamber, Center Block & Air Valve, EPDM O-Rings, Traditional Diaphragms & Balls. 02-9985-20 ADS Repair Kit, 02-9804-54 Wet End Kit, 70-7190 SD Dampener, 00-8340-99 FRL/FRC, 65-8115-99 Wil-Gard Available to order. A PSG Dover Brand Product.

$1,117.80

Wilden

02-12872

Wilden 02-12872 Pro-Flo 1" (25mm) Clamped Plastic Air Operated Double Diaphragm AODD Pump (P2), MODEL: P2/PKPPP/TWS/TF/PTV/0402. 139 lpm (36.8 gpm) Max Flow, 25 mm (1") ANSI Flanged Suction & Discharge. Polypropylene Wetted Parts, Air Chamber, Center Block, Air Valve & Seats, PVDF Outer Piston, PTFE-Encapsulated FKM O-Rings, PTFE w/Wil-Flex Backup Full Stroke IPD Diaphragm, PTFE Balls. 02-9985-20 ADS Repair Kit, 02-9805-55-201 Wet End Kit Available to order. A PSG Dover Brand Product.

$2,335.50

Wilden

02-12880

Wilden 02-12880 Saniflo FDA 1-1/2" Clamped Metal Air Operated Double Diaphragm Pump (P2), MODEL: P2/SZPPP/FSL/FS/SFS/2070. 171 lpm (45.2 gpm) Max Flow, 38 mm (1-1/2") Tri-Clamp Suction & Discharge. Stainless Steel Wetted Parts & Seats, Polypropylene Air Chamber, Center Block & Air Valve, Saniflex O-Rings, Full-Stroke IPD Sanitary Diaphragms & Balls. 02-9985-20 ADS Repair Kit, 70-7391 SD Dampener, 00-8340-99 FRL/FRC, 65-8115-99 Wil-Gard Available to order. A PSG Dover Brand Product.

$3,732.30

Wilden

02-12884

Wilden 02-12884 Pro-Flo 1" (25mm) Clamped Metal Air Operated Double Diaphragm AODD Pump (P2), MODEL: P2/AAPPP/VTS/TF/STF/2014. 172 lpm (45.5 gpm) Max Flow, 25 mm (1") BSPT Suction, 19 mm (3/4") BSPT Discharge. Aluminum Wetted Parts & Outer Piston, Polypropylene Air Chamber, Center Block & Air Valve, Stainless Steel Seat, PTFE O-Rings & Balls, FKM Traditional Diaphragm. 02-9985-20 ADS Repair Kit Available to order. A PSG Dover Brand Product.

$1,623.60

Popular Series

Series associated to this product and brand

Shop PumpCatalog with Confidence

Every order is secured with SSL encryption and trusted payment processing. Your information is always safe.

Positive Displacement Pumps

Browse Positive Displacement Pumps Pump Types

Related Products and Parts

Popular Series

Positive Displacement Pumps

Browse Positive Displacement Pumps Pump Types

Related Products and Parts

Popular Series

Positive Displacement Pumps

Browse Positive Displacement Pumps Pump Types

Related Products and Parts

Popular Series

Find all the technical information in our Resource Center

Positive Displacement Pumps

Browse Positive Displacement Pumps Pump Types

Related Products and Parts

Popular Series

Find all the technical information in our Resource Center