
Pro-Flo® SHIFT Series
The industry’s premier air distribution system (ADS) and your ideal solution to increase productivity, lower energy consumption, reduce air consumption and simplify maintenance. The design conserves energy while maximizing mean time between repair (MTBR) for you air-operated double diaphragm (AODD) pump. Features and benefits of the Pro-Flo SHIFT ADS include:
- Up to 60% in air savings all while retaining existing flow rates
- Reduced total cost of ownership
- Unbalanced spool preventing stalling
- Simple pilot spool to trigger which air chamber is filled
- Minimum moving parts (less wear)
- Tight tolerances to eliminate lost air
- Ease of maintenance
- Ability to be used in harsh operating environments
- No electricity required

1/4" Pro-Flo Shift
Combining elegant simplicity with maximum performance and efficiency that end users have come to depend on for more than 20 years, the 6 mm (1/4″) Wilden® Pro-Flo® SHIFT Series PS25 Bolted Plastic AODD Pump offers improved flow rates and an optimized liquid path that reduces internal friction, maximizing output and extending diaphragm life. The Pro-Flo SHIFT PS25 pump provides the flexibility, reliability, performance and dependability required in challenging dosing and batching applications.
- Simple and durable design
- Longest-lasting wear parts
- Lube-free operation
- Bolted construction for superior containment
- High suction lift
- Ease of operation and maintenance

Advanced Plastic
The Advanced Plastic Series pumps are bolted to ensure total product containment, solids handling and provide higher output and efficiency than the Original series. Offered in polypropylene, PVDF and Teflon® PFA, these pumps can be a excellent choice when chemicals are not compatible with metal pumps. ADS materials include polypropylene, stainless steel, and aluminum. There are a variety of ANSI, DIN, and threaded connections available. All Advanced Series Plastic pumps (except for the ½” sized) have flanged connections and they do not fit into clamped pump applications. The 1-inch size can be center port threaded, but the 400, 800, and 1500 plastic are flanged connections only.
- Flows up to 207 GPM
- Pressures up to 125 PSI
- Sizes available: 1/4″, 1/2″, 1″, 1-1/2″, 2″, and 3″
- ADS options: Pro-Flo, Pro-Flo Shift, and Accu-Flo
- Max Suction lift: Wet: 32 ft / Dry: 21.6 ft

Advanced FIT
Wilden’s bolted Advanced FIT AODD pump feature superior flow rates, solids handling, and easier installation compared to other brands. The FIT can precisely go bolt-to-bolt and pipe-to-pipe with existing fluid-handling piping systems to provide increase performance with no re-piping necessary. In addition, the fluid path has been re-engineered to increase flow rates. They feature 316 stainless steel or aluminum wetted paths and largest selection of genuine Wilden diaphragms. ADS center block materials include aluminum, nickel-plated aluminum, stainless steel, or polypropylene.
- Flows up to 279 GPM
- Pressures up to 300 PSI
- Sizes available: 1″, 1-1/2″, 2″, and 3″
- ADS options: Pro-Flo, Pro-Flo Shift, High Pressure
- Max suction lift: Wet: 30.6 ft / Dry: 23.8 ft

Saniflo FDA & HS
The Saniflo Series is a sanitary clamped metal pump for use in FDA and Hygienic applications, complying with FDA, HS, 3A, ATEX, and EHEDG standards among others. These pumps can be used in pharmaceutical, cosmetic, food, and beverage applications, capable of effectively pumping a wide range of viscosities, solids, and shear sensitive products. Constructed with passivated stainless-steel components and clamped connections, CIP capability is made easy.
- Flow up to 231 GPM
- Pressures up to 125 PSI
- Sizes available: 1/2″, 1″, 1-1/2″, 2″, and 3″
- ADS options: Pro-Flo, Pro-Flo Shift
- Max Solids Size: 3″ (with flaps)

Original Plastic
Wilden clamped plastic Original Series AODD pumps are tough utilitarian pumps that offer simple installation and easy serviceability with a sturdy design all at a low cost. With large material and elastomer options to choose from, these pumps are compatible can be matched with your abrasion, temperature, and chemical compatibility needs, especially when chemicals are incompatible with metal. Like most Wilden pumps, the original series intrinsically safe, self-priming, and have dry-run capabilities.
- Flows up to 170 GPM
- Pressures up to 125 PSI
- Sizes Available: 1/4″, 1/2″, 1″, 1-1/2″, and 2″
- ADS options: Pro-Flo, Pro-Flo Shift, and Accu-Flo
- Max Suction lift: Wet: 32.0 ft / Dry: 23.0 ft

Original Metal
Wilden clamped metal Original Series AODD pumps are tough utilitarian pumps that offer simple installation and easy serviceability with a sturdy design all at a low cost. With large material and elastomer options to choose from, these pumps are compatible can be matched with your abrasion, temperature, and chemical compatibility needs. Like most Wilden pumps, the original series intrinsically safe, self-priming, and have dry-run capabilities.
- Flows up to 320 GPM
- Pressures up to 125 PSI
- Sizes available: 1/4″, 1/2″, 1″, 1-1/2″, 2″, 3″, and 4″
- ADS options: Pro-Flo, Pro-Flo Shift, Accu-Flo, and Turbo-Flo
- Max suction life: Wet: 31.1 ft / Dry: 25 ft

Velocity Series - Plastic Air-Operated Double-Diaphragm (AODD) Pump (1/2" & 1/4")
The Wilden Velocity Series compact pump has a unique design featuring a detachable mounting foot. It can easily be reoriented into a vertical or horizontal position with multiple inlet and discharge port options. With this feature, it has been designed with skids and systems in mind to fit perfectly into restricted spaces. It also incorporates a proven and simple air distribution system (ADS) with only two moving parts for long-term reliability and reduced maintenance costs and downtime.
- Flows up to 17.0 GPM
- Pressures up to 100 PSIG
- Santoprene (Wil-Flex) and PTFE Elastomers
- Multiple Mounting Options
- Bore-Seal Design

Wilden Brahma Series
The Wilden Brahma Series Air-Operated Double-Diaphragm (AODD) Pump is an ideal choice for transferring solid laden slurries safely and effectively. The Brahma series utilizes a distinctive top inlet, bottom-discharge orientation and flap valves to allow the passage of large solids while avoiding damage from product entrapment and the settling of solids during intermittent-duty applications. Featuring bolted construction for superior containment, the Brahma Series has the capability to pass certain solids up to 76mm (3”). The Brahma Series pumps are available with Pro-Flo® SHIFT and Turbo-Flo™ air distribution systems (ADS).
Features
• Flap valve design for large solids passing
• Top inlet, bottom discharge for easy transfer of sediment and solid laden fluids
• Powered by Pro-Flo Shift ADS

Wilden High Pressure AODD Pumps
Wilden High-Pressure AODD Pumps deliver a powerful and consistent performance level that competing brands can’t match. Chemical sludges, solid-laden slurries and other viscous products are nothing that Wilden High-Pressure AODD pumps can’t handle. The secret is in Wilden’s integrated pressure-boosting technology that intensifies fluid discharge pressure. This unique innovation allows Wilden High-Pressure AODD pumps to consistently deliver a pressure performance of up to 20.7 bar (300 PSIG). Robustly constructed Wilden High-Pressure AODD pumps are the industry’s only 3” high-pressure pump. Other applications include filtration, filter press and hygienic purposes.
- Simplex and Duplex technology available (depending on size)
- Industry’s only 3″ high-pressure pump
- Builds up to 300 psi discharge pressure
- Built-in internal pressure amplifier with limited external piping for more robust design

Other Pumps
Wilden also manufactures metal natural gas driven pumps that are CSA certified and available with the Pro-Flo Shift only. Sizes range from 1/2″ to 3″ and stainless steel or aluminum construction. The submersible Brahama Advanced metal series was designed to easily handle slurries with large solids up to 3″ available with the Pro-Flo Shift in 2″ and 3″ sizes constructed with die-cast aluminum and ductile iron.
Pro-Flo® SHIFT Series

The industry’s premier air distribution system (ADS) and your ideal solution to increase productivity, lower energy consumption, reduce air consumption and simplify maintenance. The design conserves energy while maximizing mean time between repair (MTBR) for you air-operated double diaphragm (AODD) pump. Features and benefits of the Pro-Flo SHIFT ADS include:
- Up to 60% in air savings all while retaining existing flow rates
- Reduced total cost of ownership
- Unbalanced spool preventing stalling
- Simple pilot spool to trigger which air chamber is filled
- Minimum moving parts (less wear)
- Tight tolerances to eliminate lost air
- Ease of maintenance
- Ability to be used in harsh operating environments
- No electricity required
Request a Quote
Download Brochure
Download Wilden Brand Portfolio
1/4" Pro-Flo Shift

Combining elegant simplicity with maximum performance and efficiency that end users have come to depend on for more than 20 years, the 6 mm (1/4″) Wilden® Pro-Flo® SHIFT Series PS25 Bolted Plastic AODD Pump offers improved flow rates and an optimized liquid path that reduces internal friction, maximizing output and extending diaphragm life. The Pro-Flo SHIFT PS25 pump provides the flexibility, reliability, performance and dependability required in challenging dosing and batching applications.
- Simple and durable design
- Longest-lasting wear parts
- Lube-free operation
- Bolted construction for superior containment
- High suction lift
- Ease of operation and maintenance
Advanced Plastic

The Advanced Plastic Series pumps are bolted to ensure total product containment, solids handling and provide higher output and efficiency than the Original series. Offered in polypropylene, PVDF and Teflon® PFA, these pumps can be a excellent choice when chemicals are not compatible with metal pumps. ADS materials include polypropylene, stainless steel, and aluminum. There are a variety of ANSI, DIN, and threaded connections available. All Advanced Series Plastic pumps (except for the ½” sized) have flanged connections and they do not fit into clamped pump applications. The 1-inch size can be center port threaded, but the 400, 800, and 1500 plastic are flanged connections only.
- Flows up to 207 GPM
- Pressures up to 125 PSI
- Sizes available: 1/4″, 1/2″, 1″, 1-1/2″, 2″, and 3″
- ADS options: Pro-Flo, Pro-Flo Shift, and Accu-Flo
- Max Suction lift: Wet: 32 ft / Dry: 21.6 ft
Advanced FIT

Wilden’s bolted Advanced FIT AODD pump feature superior flow rates, solids handling, and easier installation compared to other brands. The FIT can precisely go bolt-to-bolt and pipe-to-pipe with existing fluid-handling piping systems to provide increase performance with no re-piping necessary. In addition, the fluid path has been re-engineered to increase flow rates. They feature 316 stainless steel or aluminum wetted paths and largest selection of genuine Wilden diaphragms. ADS center block materials include aluminum, nickel-plated aluminum, stainless steel, or polypropylene.
- Flows up to 279 GPM
- Pressures up to 300 PSI
- Sizes available: 1″, 1-1/2″, 2″, and 3″
- ADS options: Pro-Flo, Pro-Flo Shift, High Pressure
- Max suction lift: Wet: 30.6 ft / Dry: 23.8 ft
Saniflo FDA & HS

The Saniflo Series is a sanitary clamped metal pump for use in FDA and Hygienic applications, complying with FDA, HS, 3A, ATEX, and EHEDG standards among others. These pumps can be used in pharmaceutical, cosmetic, food, and beverage applications, capable of effectively pumping a wide range of viscosities, solids, and shear sensitive products. Constructed with passivated stainless-steel components and clamped connections, CIP capability is made easy.
- Flow up to 231 GPM
- Pressures up to 125 PSI
- Sizes available: 1/2″, 1″, 1-1/2″, 2″, and 3″
- ADS options: Pro-Flo, Pro-Flo Shift
- Max Solids Size: 3″ (with flaps)
Original Plastic

Wilden clamped plastic Original Series AODD pumps are tough utilitarian pumps that offer simple installation and easy serviceability with a sturdy design all at a low cost. With large material and elastomer options to choose from, these pumps are compatible can be matched with your abrasion, temperature, and chemical compatibility needs, especially when chemicals are incompatible with metal. Like most Wilden pumps, the original series intrinsically safe, self-priming, and have dry-run capabilities.
- Flows up to 170 GPM
- Pressures up to 125 PSI
- Sizes Available: 1/4″, 1/2″, 1″, 1-1/2″, and 2″
- ADS options: Pro-Flo, Pro-Flo Shift, and Accu-Flo
- Max Suction lift: Wet: 32.0 ft / Dry: 23.0 ft
Original Metal

Wilden clamped metal Original Series AODD pumps are tough utilitarian pumps that offer simple installation and easy serviceability with a sturdy design all at a low cost. With large material and elastomer options to choose from, these pumps are compatible can be matched with your abrasion, temperature, and chemical compatibility needs. Like most Wilden pumps, the original series intrinsically safe, self-priming, and have dry-run capabilities.
- Flows up to 320 GPM
- Pressures up to 125 PSI
- Sizes available: 1/4″, 1/2″, 1″, 1-1/2″, 2″, 3″, and 4″
- ADS options: Pro-Flo, Pro-Flo Shift, Accu-Flo, and Turbo-Flo
- Max suction life: Wet: 31.1 ft / Dry: 25 ft
Velocity Series - Plastic Air-Operated Double-Diaphragm (AODD) Pump (1/2" & 1/4")

The Wilden Velocity Series compact pump has a unique design featuring a detachable mounting foot. It can easily be reoriented into a vertical or horizontal position with multiple inlet and discharge port options. With this feature, it has been designed with skids and systems in mind to fit perfectly into restricted spaces. It also incorporates a proven and simple air distribution system (ADS) with only two moving parts for long-term reliability and reduced maintenance costs and downtime.
- Flows up to 17.0 GPM
- Pressures up to 100 PSIG
- Santoprene (Wil-Flex) and PTFE Elastomers
- Multiple Mounting Options
- Bore-Seal Design
Request a Quote
Buy Now!
Download Brochure
Download Wilden Brand Portfolio
Wilden Brahma Series

The Wilden Brahma Series Air-Operated Double-Diaphragm (AODD) Pump is an ideal choice for transferring solid laden slurries safely and effectively. The Brahma series utilizes a distinctive top inlet, bottom-discharge orientation and flap valves to allow the passage of large solids while avoiding damage from product entrapment and the settling of solids during intermittent-duty applications. Featuring bolted construction for superior containment, the Brahma Series has the capability to pass certain solids up to 76mm (3”). The Brahma Series pumps are available with Pro-Flo® SHIFT and Turbo-Flo™ air distribution systems (ADS).
Features
• Flap valve design for large solids passing
• Top inlet, bottom discharge for easy transfer of sediment and solid laden fluids
• Powered by Pro-Flo Shift ADS
Wilden High Pressure AODD Pumps

Wilden High-Pressure AODD Pumps deliver a powerful and consistent performance level that competing brands can’t match. Chemical sludges, solid-laden slurries and other viscous products are nothing that Wilden High-Pressure AODD pumps can’t handle. The secret is in Wilden’s integrated pressure-boosting technology that intensifies fluid discharge pressure. This unique innovation allows Wilden High-Pressure AODD pumps to consistently deliver a pressure performance of up to 20.7 bar (300 PSIG). Robustly constructed Wilden High-Pressure AODD pumps are the industry’s only 3” high-pressure pump. Other applications include filtration, filter press and hygienic purposes.
- Simplex and Duplex technology available (depending on size)
- Industry’s only 3″ high-pressure pump
- Builds up to 300 psi discharge pressure
- Built-in internal pressure amplifier with limited external piping for more robust design
Other Pumps

Wilden also manufactures metal natural gas driven pumps that are CSA certified and available with the Pro-Flo Shift only. Sizes range from 1/2″ to 3″ and stainless steel or aluminum construction. The submersible Brahama Advanced metal series was designed to easily handle slurries with large solids up to 3″ available with the Pro-Flo Shift in 2″ and 3″ sizes constructed with die-cast aluminum and ductile iron.