Micro-Series Piston Pumps

Compact precision piston pumps with high repeatability, long service life, and flexible material options.

1. Product Introduction

Designed for precision fluid handling in compact equipment, Micro-Series Piston Pumps deliver accurate, repeatable dispensing and metering performance across a range of fluid applications. Available in five nominal capacities from 50 μL to 1,000 μL, these pumps support different flow requirements while maintaining a compact structure for integration into space-limited instruments.

The series features a precision plunger mechanism, multiple pump head and plunger material options, and flexible interface configurations. It is suitable for handling water, oil, gases, and various acidic or alkaline fluids, subject to material compatibility and application conditions.

With high positioning precision, consistent repeatability, and a lifecycle of up to 5 million cycles, the pumps are designed for equipment manufacturers and system integrators seeking reliable fluid control components.

2. Key Product Features

  • High Precision: Designed for accurate fluid metering and controlled liquid delivery in precision instruments.

  • Consistent Reproducibility: Repeatability of less than 1% under the specified test conditions helps maintain stable dispensing performance.

  • Long Service Life: A lifecycle rating of up to 5,000,000 cycles supports long-term equipment operation.

  • Compact Structure: Small-capacity configurations make integration easier in compact medical, analytical, and laboratory equipment.

  • Simple Installation: Standard interface options support convenient integration into compatible fluid control systems.

  • Flexible Material Selection: Multiple pump head and plunger materials are available to accommodate different fluid properties and chemical compatibility requirements.

  • Multiple Capacity Options: Five nominal capacities are available to meet different metering and dispensing needs.

3. Performance Parameters

Parameter 50 μL 100 μL 250 μL 500 μL 1,000 μL
Plunger Diameter (mm) 2.3 3.17 5.01 7.3 10.01
Volume per Step (μL) 0.025 0.05 0.125 0.25 0.5
Stroke (mm) 11.95 12.7 12.7 11.95 12.7
Step (mm) 1.195 1.27 12.7 1.195 12.7

Common Specifications

Parameter Specification
Pump Head Material PMMA / POM / PEEK / PEI / PTFE
Plunger Material Zirconia / PEEK
Lifecycle 5,000,000 cycles
Repeatability < 1% (≥2% Total Range)
Accuracy < 2% (≥2% Total Range)
Pressure Rating 0.5 MPa
Interface 1/4-28UNF / M6
Applicable Fluids Water, oil, weak and strong acids or bases, gas

Note: Please confirm the exact material compatibility, operating conditions, and performance test criteria for the selected configuration before ordering. The original parameter sheet lists the Step values for the 250 μL and 1,000 μL versions as 12.7 mm; these values should be verified with the supplier.

4. Pump Head and Plunger Material Options

Different fluid properties and operating environments require different wetted materials. The series provides multiple material choices for configuration according to the intended application.

Pump Head Materials

  • PMMA

  • POM

  • PEEK

  • PEI

  • PCTG

  • PPS

  • PTFE

  • Aluminum

Plunger Materials

  • Zirconia

  • PEEK

Material selection should consider chemical resistance, fluid characteristics, operating pressure, temperature, and sealing requirements. Customers can provide their fluid information to help determine a suitable configuration.

5. Model Selection and Ordering Configuration

The Micro-Series piston pump supports configurable model combinations. The following coding structure helps identify the pump capacity, plunger, pump head, interface, seal, electrical configuration, motor resolution, and other options.

Example Model Code: WZ10C1UE407A4

Code Position Description Available Options
Series Pump Series WZ-Series
Capacity Nominal Capacity D5: 50 μL; 01: 100 μL; 03: 250 μL; 05: 500 μL; 10: 1 mL
Plunger Plunger Material C: Zirconia; P: PEEK
Pump Head Pump Head Material 1: PMMA; 2: POM; 3: PEEK; 4: PEI; 5: PCTG; 6: PPS; 7: PTFE; 8: Aluminum
Thread Interface Connection Type U: 1/4-28UNF; M: M6
Seal Seal Material E: EPDM+UPE; K: FKM+UPE; F: FFKM+UPE
Leads Electrical Wire Configuration 4: 4 Wire; 6: 6 Wire
Current Motor Current 07: 0.67 A
Motor Resolution Step Configuration A: 2,000 Steps, 1.8°; B: 4,000 Steps, 1.8°; E: Custom
Encoder Encoder Wire Configuration 3: 3 Wire; 4: 4 Wire; 5: 5 Wire; 6: Custom

Additional Configuration Codes

Code Position Description Available Options
Port Location Port Position (Encoder Reference Plane) O: Top; F: Front; B: Back; L: Left; R: Right
Mount Mounting Configuration 1: Standard; 2: Custom
Bracket Position Bracket Orientation F: Front; B: Back; L: Left; R: Right; None
Solenoid Valve Valve Configuration 1: 2/2, 12 V; 2: 2/2, 24 V; 3: 2/3, 12 V; 4: 2/3, 24 V; None
Fluid Fluid Type A: Air; L: Liquid; Default: Liquid
Motor Serial Motor Identification D001, D002, and other available configurations
Encoder Serial Encoder Identification C001, C002, and other available configurations

Custom configurations are subject to technical review and supplier confirmation. Please provide the required capacity, fluid type, connection, material, electrical specifications, and installation requirements when requesting a quotation.

6. Typical Applications

The compact design and configurable fluid-contact materials make this pump series suitable for integration into a variety of precision fluid control systems, including:

  • Medical and healthcare equipment

  • Laboratory automation systems

  • Life science instruments

  • Diagnostic equipment

  • Analytical instrumentation

  • Environmental monitoring equipment

  • Precision liquid dispensing systems

  • Automated fluid sampling and metering devices

Application suitability depends on the selected pump materials, fluid compatibility, operating conditions, and equipment requirements.

7. Why Choose AIIBOOM?

AIIBOOM develops and manufactures precision fluid control components and customized solutions for medical devices, life sciences, diagnostics, analytical instrumentation, and environmental applications.

With decades of industry experience, AIIBOOM combines product development, process engineering, and manufacturing capabilities to support OEMs, equipment manufacturers, and system integrators.

Manufacturing and Engineering Capabilities

  • 20+ Years of Industry Experience: Experience in precision fluid control components and customized engineering solutions.

  • 20,000 m² Production Area: Manufacturing operations across two facilities in Dongguan, Guangdong, and Tongling, Anhui, China.

  • Two R&D Centers: Shenzhen, China, focuses on new technology development, while Sendai, Japan, specializes in process optimization.

  • U.S.-Based Support: Local support resources help serve customers in North America.

  • 1,000+ Partners: Experience supporting customers and partners across different application markets.

  • 20+ Patent Certificates: Ongoing investment in product development and engineering innovation.

  • Quality Management Systems: Manufacturing operations are supported by ISO 9001- and ISO 14001-certified management systems.

8. Ordering Information

To help identify the appropriate pump configuration, please provide the following information when making an inquiry:

  1. Required nominal capacity: 50 μL, 100 μL, 250 μL, 500 μL, or 1,000 μL.

  2. Fluid type and chemical composition.

  3. Required pump head and plunger materials.

  4. Connection interface: 1/4-28UNF or M6.

  5. Required sealing material.

  6. Motor and encoder configuration.

  7. Port location and mounting requirements.

  8. Operating pressure and other application-specific conditions.

The technical team can review the requirements and confirm the available configuration before quotation and order placement.

9. Frequently Asked Questions

Q1: What capacity options are available?

The series offers five nominal capacities: 50 μL, 100 μL, 250 μL, 500 μL, and 1,000 μL.

Q2: What is the expected service life?

The stated lifecycle is up to 5,000,000 cycles. Actual service life may vary depending on operating conditions, fluid properties, installation, and maintenance.

Q3: What fluids can the pump handle?

The listed applicable fluids include water, oil, weak and strong acids or bases, and gas. Actual compatibility depends on the selected pump head, plunger, and seal materials. Please confirm the fluid composition before selection.

Q4: Are customized configurations available?

Yes. Options include pump head materials, plunger materials, seals, thread interfaces, electrical configurations, mounting arrangements, port locations, and other specified components. Customization is subject to technical confirmation.

Q5: What information is needed for model selection?

The required capacity, fluid type, material compatibility, interface, pressure conditions, mounting space, and electrical requirements are useful starting points for selecting a suitable configuration.

10. Request a Quote

Looking for a compact piston pump for precision fluid metering or equipment integration? Contact AIIBOOM with your application details and technical requirements.

Explore the Micro-Series Piston Pumps to find a suitable capacity and configuration for your fluid control system. Our team can assist with material selection, model confirmation, and customized solution evaluation.

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