Compare Pump Features

Compare the features of our Gear Pumps, Metering Pumps, and Variable Dispense Pumps side-by-side to quickly identify the best fit for your application. Diener Precision Pumps engineer our pumps to fulfil your OEM pump requirements and are here to assist you so if you have any questions about these pumps features and your application needs, please contact us.

Pump Feature Comparison Matrix (✓ = Yes, ✕ = No, C = Case dependent).
Feature Gear Pumps Metering Pumps Variable Dispense
Pulseless Flow Yes No No
Valveless Integration Yes Yes No
Sealless Yes Case dependent No
Precision Dispense No Yes Yes
Partial Dispense No No Yes
No Metal Contact No Yes Yes
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DPP OEM Pumps

Simple ingenious design coupled with Swiss engineered parts makes DPP gear pumps the most accurate, long-life continuous flow pumps available on the market; ideally suited for food and beverage, inkjet printing, sterilization and medical applications.

  • Precision gear pumps

    Gear Pumps

    Simple ingenious design coupled with Swiss engineered parts makes DPP gear pumps the most accurate, long-life continuous flow pumps available on the market; ideally suited for food and beverage, inkjet printing, sterilization and medical applications.

    Gear Pumps
  • Precision Metering Pumps

    Metering Pumps

    Simple but ingenious design coupled with Swiss precision engineering make the DPP metering pumps the most reliable and accurate dosing pump on the market.

    Metering Pumps
  • Variable Dispense Pumps

    Variable Dispense Pumps

    The Variable Dispense Pump is designed for high accuracy and high precision fluid dosing in sensitive applications within analytical, diagnostic, and medical technologies.

    Variable Dispense Pumps

Frequently Asked Questions

  • A gear pump is designed for continuous, smooth fluid flow at a controlled rate, making it ideal for applications requiring steady transfer of liquids. A metering pump is engineered for precise, repeatable dosing and is typically used when exact volumes must be delivered at defined intervals. Gear pumps prioritize consistent flow, while metering pumps prioritize accuracy and controlled dispensing.

  • Gear pumps are ideal for continuous-flow applications such as inkjet printing, sterilization systems, cooling loops, chemical transfer, food and beverage processing, and medical device integration. Their compact design and reliable performance make them well-suited for OEM equipment requiring long service life and consistent output.

  • Metering pumps are designed for high accuracy and repeatability in fluid dosing applications. Depending on system configuration and operating conditions, metering pumps can achieve very precise volume control, making them suitable for analytical instruments, laboratory automation, diagnostics, and other applications requiring controlled micro-dispensing.

  • A variable dispense pump is engineered to deliver adjustable fluid volumes within a single system, allowing flexible dosing across different operating requirements. It is ideal for applications where fluid volumes must vary without changing hardware components, such as analytical equipment, diagnostic platforms, and precision fluid management systems.

  • Diener Precision Pumps are custom-engineered to meet specific OEM performance requirements. Each pump is tailored based on application parameters such as flow rate, pressure, fluid compatibility, footprint, and lifecycle expectations. This ensures optimal performance, integration, and long-term reliability.

  • Precision gear and metering pumps are commonly used in medical technology, laboratory equipment, inkjet printing systems, cooling and thermal management, food handling, chemical processing, and industrial automation. These industries rely on accurate and dependable fluid control solutions for mission-critical performance.

  • Yes. Precision pumps can be engineered with materials compatible with chemically aggressive, corrosive, or sensitive fluids. Material selection is based on the specific fluid properties and environmental conditions to ensure durability, chemical resistance, and long-term operational stability.

  • Sealless pump designs eliminate traditional shaft seals, reducing the risk of leaks and contamination. This design improves reliability, extends service life, and enhances safety in sensitive environments such as medical devices, analytical instruments, and chemical processing systems.

  • Precision pumps are engineered for compact footprints and efficient power consumption, making them easy to integrate into space-constrained OEM equipment. Custom mounting interfaces and connection options allow seamless system integration while maintaining high performance.

  • Pump selection depends on required flow rate, pressure range, fluid characteristics, operating temperature, duty cycle, accuracy requirements, space constraints, and lifecycle expectations. Providing detailed performance requirements allows engineers to design a pump optimized for both performance and cost-efficiency.

Build a Custom Gear Pump to Your Specific Requirements

Our engineers and technical experts are eager to design a pump to your requirements.

DPP Extreme Series Micro Gear Pump 2000 DC