The following are the main series of Wilden pneumatic diaphragm pumps (AODD) and their core features, applicable scenarios and technical highlights for selection reference:

1. Advanced™ Series

Positioning: General-purpose main series, covering the widest demand for medium and low viscosity fluid delivery.

Technical Highlights:

Modular design: supports rapid disassembly and assembly, and reduces maintenance time by 50%.

Material selection: The pump body can be selected from PP, PVDF, aluminum alloy, stainless steel (316L); the diaphragm supports Santoprene®, PTFE, and EPDM.

Applicable industries: chemical industry, water treatment, coatings, general industries.

Flow range: up to 318 GPM (approximately 1200 L/min).

Advantages: High cost performance, strong adaptability, and good accessories compatibility.

2. Pro-Flo® SHIFT Series

Positioning: High efficiency and energy-saving type, designed for continuous operation and reduced operating costs.

Technical Highlights:

Intelligent air distribution system: gas consumption is reduced by 60%, and operating noise is reduced by 15 decibels.

SHIFT technology: By optimizing the airflow path, a smoother pulse control is achieved.

Applicable industries: petrochemical industry, food and beverage, pharmaceutical factories that are continuously produced.

Flow range: 20-275 GPM (approximately 75-1040 L/min).

Advantages: Long-term use can significantly reduce energy consumption and are suitable for high-frequency working conditions.

3. PS series (hygiene grade)

Positioning: Clean pumps that meet hygiene standards, designed for food, pharmaceutical and bioengineering.

Technical Highlights:

3A/FDA certification: The pump body is made of polished stainless steel or PVDF, with no blind spots.

CIP/SIP support: Supports online cleaning and steam sterilization.

Applicable industries: dairy products, beverages, vaccine production, cosmetics.

Flow range: up to 50 GPM (approximately 190 L/min).

Advantages: Eliminate cross-contamination and meet GMP and EHEDG standards.

4. Metal series (full metal pump)

Positioning: Heavy-duty pump, suitable for high temperature, high pressure and extreme corrosion environments.

Technical Highlights:

All-metal structure: The pump body is made of stainless steel 316L, Hastelloy or titanium alloy.

Temperature resistance range: -40℃ to 175℃, withstand pressure up to 12 bar.

Applicable industries: oil refining, electroplating, strong acid/strong alkali transport, high-temperature molten salt.

Flow range: 30-200 GPM (approximately 113-757 L/min).

Advantages: Ultra-long life, a benchmark for reliability in extreme operating conditions.

5. Dura-Flo™ Series

Positioning: Economical entry-level model, suitable for low flow and low corrosion media.

Technical Highlights:

Compact design: 20% lighter than Advanced series, suitable for space-constrained scenarios.

Low-cost maintenance: Standardized accessories, 30% reduction in replacement costs.

Applicable industries: small water treatment, laboratory, agricultural irrigation.

Flow range: 3-60 GPM (approximately 11-227 L/min).

Advantages: Lightweight, low initial investment, suitable for projects with limited budgets.

6. Bolt series (bolt connection structure)

Positioning: Heavy duty industrial pumps, emphasizing structural strength and durability.

Technical Highlights:

Bolt-tightening pump body: strong vibration resistance and suitable for high pulsation conditions.

Double diaphragm redundant design: single-sided diaphragm can still operate for a short time when it is damaged.

Applicable industries: mines, ceramic slurries, and high solids content mud transport.

Flow range: 50-318 GPM (approximately 190-1200 L/min).

Advantages: Strong impact resistance and suitable for high wear environments.

7. Pro-Flo® NXT Series

Positioning: Intelligent upgraded version, integrated IoT functions.

Technical Highlights:

Wireless monitoring module: transmits pressure, traffic, and diaphragm life data in real time to the cloud.

AI early warning system: predict faults in advance to reduce downtime.

Applicable industries: factory and remote operation and maintenance scenarios for digital transformation.

Flow range: Consistent with the Pro-Flo® SHIFT series.

Advantages: Support Industry 4.0 and improve operation and maintenance efficiency.

8. Ultramag series (magnetic drive)

Positioning: Zero leak solution for high-risk media.

Technical Highlights:

Axle-free seal design: driven by magnetic coupling, completely eliminates leakage risk.

ATEX certification: suitable for flammable and explosive environments (such as oil and gas, chemical plants).

Applicable industries: highly toxic chemicals, volatile solvents, liquefied gases.

Flow range: 10-100 GPM (approximately 38-380 L/min).

Advantages: Extremely safe and comply with the most stringent environmental regulations.

Special application series

Tote Pump: Specially used for IBC ton barrel unloading, equipped with quick loading interface.

J Series (Small Portable Pump): Flow rate 5-30 GPM, for mobile devices or temporary delivery.

BioPharm series: biopharmaceutical grade, material complies with USP Class VI standards.

Selection suggestions

Chemical corrosive media → Advanced™ series (PVDF pump body + PTFE diaphragm).

Food grade hygiene scene → PS series (stainless steel polish + EPDM seal).

High solid content mud → Bolt series (ceramic ball valve + wear-resistant lining).

Energy saving and carbon reduction demand → Pro-Flo® SHIFT series (with FRL unit).