GS Series Mechanical Diaphragm Metering Pump

GS Series Mechanical Diaphragm Metering Pump

• Mechanically driven diaphragm, no diaphragm guard plate on the material side, easy for the material to pass through.
• PVC, PVDF, 316SS and other pump head materials are optional, suitable for conveying all kinds of materials.
• Self-cleaning one-way valve structure.

• GS series : reliable cam structure, suitable for a variety of harsh working conditions, low noise, simple disassembly, convenient maintenance.
• Supported by sliding bearing, it works smoothly, reliably, without noise and low maintenance cost.
• Power supply: 380 V / 220 V–50 Hz / 60 Hz, three-phase / single-phase.
• Motor controller: the three-phase motor is controlled by “on / stop” mode to adjust the output flow.

Technical Data

• Max. flow : 53 L/h
• Max. discharge pressure : 10 bar
• Adjustment ratio : 10:1
• Steady-state accuracy : ±2 %
• Suction lift : up to 1.5 m water column
• Max. ambient temperature : +40 °C
• Max. inlet pressure : 1 bar

Features and Advantages

• Compound diaphragm, durable.
• It is suitable for harsh environment, and the flow pulsation is smooth.
• Low noise, reliable performance and low maintenance cost.

• Accurate and Stable Dosing Control
  Our metering pumps offer high-precision flow adjustment with an accuracy of up to ±1%, ensuring every drop is precisely dosed. Ideal for applications such as RO systems, water treatment, chemical dosing, and pharmaceuticals.

• Corrosion-Resistant and Compatible with Various Fluids
  Wetted parts are available in PVDF, PTFE, 316L stainless steel, and more. Suitable for corrosive media such as acids, alkalis, sodium hypochlorite, and chemical solutions, ensuring long service life and low maintenance.

• Compact Design and Easy Installation
  Space-saving structure allows for flexible installation. Standard pipe fittings make it easy to integrate into existing systems quickly.

• Comprehensive Technical Support and After-Sales Service
  We offer professional selection guidance, remote commissioning support, on-site installation advice, and reliable after-sales service with sufficient spare parts in stock for long-term reliability.

• Excellent Cost-Performance Ratio, Comparable to Top Brands

  Our products match the performance of international brands at a more competitive price. A smart alternative for value-driven customers.

• 20+ Global Certifications: CE, IECEx, SIL 2/3, API 670, and ISO 9001 compliance.

• 48-Hour Emergency Support: Worldwide technical response network.

About F&V GROUP

F&V GROUP is a global industrial measurement company committed to delivering innovative, energy-efficient solutions for temperature, pressure, flow, and level applications. Established in 2021, the group unites strong international expertise with localized manufacturing and service capabilities.

Our journey began in 2011 with the founding of FVLUOKY in Wales, UK—a brand built on precision engineering and technological excellence. Over the years, FVLUOKY became a trusted name in industrial measurement across international markets.

To better serve the Asia-Pacific region, Fuyi Intelligent Instrument (Shanghai) Co., Ltd. was established in 2019, introducing FVLUOKY’s product lines to China with localized assembly, testing, and innovation. Fuyi products are fully certified (ISO, CE, TS, CPA) and tailored to regional industry needs.

With the formation of F&V GROUP in 2021, our brands were strategically integrated to accelerate global growth. By 2024, F&V had become a leading force in China and began expanding its footprint to international markets—bringing high-performance, sustainable measurement solutions to customers worldwide.

At F&V, we combine global innovation with local insight—driven by a commitment to quality, sustainability, and customer success.