Compact Microfluidic Rotary Valve - RVM mini
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and less - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and less - 2
AMF - RVM mini - Compact Microfluidic Rotary Valve - Switch / On/Off - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Switch / On/Off - 2
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and more - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and more - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Comparaison between Distribution valve 8 ports and more / 8 ports and less / Switch / On/Off valves
AMF - RVM mini - Compact Microfluidic Rotary Valve - Comparaison between Distribution / Switch / On/Off valves / RVM series P201 Industrial Microfluidic Rotary Valve
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and less - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and less - 2
AMF - RVM mini - Compact Microfluidic Rotary Valve - Switch / On/Off - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Switch / On/Off - 2
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and more - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Distribution - 8 ports and more - 1
AMF - RVM mini - Compact Microfluidic Rotary Valve - Comparaison between Distribution valve 8 ports and more / 8 ports and less / Switch / On/Off valves
AMF - RVM mini - Compact Microfluidic Rotary Valve - Comparaison between Distribution / Switch / On/Off valves / RVM series P201 Industrial Microfluidic Rotary Valve

RVM mini – Compact Microfluidic Rotary Valve

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Discover a new standard in compact fluid control with the RVM mini rotary valve, an ultra-compact microfluidic rotary valve designed for OEM integration. It delivers precise and repeatable flow control with low internal volume, no dead volume and reduced carryover. Engineered for space-constrained systems, it ensures reliable switching and consistent performance in demanding automated and industrial microfluidic applications.

Compact low-volume microfluidic rotary valve (RVM mini)

Precision low-volume fluid handling

 

The RVM mini is a compact rotary valve designed for precise low-volume fluid handling in OEM microfluidic systems.

Built on the proven RVM rotary valve platform, it combines minimized internal volume, low carryover, and repeatable flow control within a compact and integrated architecture suitable for analytical instruments, automation systems, and microfluidic devices.

Key fluidic benefits:

  • Leak-tight rotary valve design
  • No dead volume and low carryover
  • Precise low-volume fluid routing
  • Compact OEM integration
  • Reliable automated operation
AMF - RVM mini - Compact Microfluidic Rotary Valve - Fluidic performance

Compact OEM rotary valve architecture

 

The RVM mini is an ultra-compact rotary valve platform designed for OEM microfluidic integration in space-constrained instruments and automated fluidic systems.

With a minimum volume of 32 cm³ and a weight starting at 77 g, the valve supports high-density integration while maintaining precise and repeatable fluid routing performance. Configurations from 2 to 12 ports are available for switching, injection, and distribution applications.

The valve combines compact mechanical integration, embedded control electronics, and broad communication compatibility within a single OEM component. Wetted materials include PCTFE and PTFE, with additional options available for specific chemical compatibility and application requirements.

Key specifications and integration features:

  • 32 cm³ minimum volume, starting at 77 g
  • 2 to 12 ports configurations
  • Embedded control electronics
  • Compact electric motor with encoder
  • USB-C, RS232, RS485, TTL and I2C communication
  • Compatible with OEM fluidic systems and automation platforms
AMF - RVM mini - Compact Microfluidic Rotary Valve - Design

Integrated control and communication

 

The RVM mini combines fluidic routing, motor control, and communication electronics within a single compact OEM component designed for simplified system integration.

By embedding motion control and communication interfaces directly into the valve architecture, the RVM mini reduces external hardware requirements while supporting compact and scalable instrument designs. Integrated communication options include USB-C, RS232, RS485, TTL, analog I/O, and I2C with power for compatibility with a wide range of OEM automation environments.

This integrated architecture simplifies electrical integration, reduces wiring complexity, and minimizes the number of external control components required at system level.

Key integration capabilities:

  • Embedded control electronics
  • Integrated motor driver and encoder
  • USB-C, RS232, RS485, TTL and I2C communication
  • Reduced external hardware requirements
  • Simplified wiring and OEM integration
  • Compact all-in-one valve architecture
AMF - RVM mini - Compact Microfluidic Rotary Valve - PCB - Communication

Multi-layer manifold compatibility

 

The RVM mini supports direct integration into compact microfluidic manifolds for high-density and multi-stage fluidic system architectures.

Its compact rotary routing design enables multiple fluidic paths to be integrated within a reduced footprint while minimizing external tubing and interconnect complexity. This approach supports scalable manifold integration for automated instruments, analytical devices, and OEM microfluidic platforms.

The RVM mini is particularly suited for compact fluidic assemblies requiring efficient routing, simplified integration, and optimized system density.

Key manifold integration features:

  • Compatible with compact manifold architectures
  • Supports multi-layer fluidic routing
  • Reduced tubing and connection complexity
  • High-density OEM integration
  • Optimized for scalable automated systems
  • Patent pending manifold integration approach
AMF - Manifold & RVM mini - Multilayer Manifold & Compact Microfluidic Rotary Valve - Global - 4

More details

Enhance your expertise with our Application Notes, focused on microfluidic technology utilization:

Samples preparation for online liquid analysis with chemical reaction.

Microfluidic flow cytometry application for bacteria online monitoring in drinking water using BactoSense technology

 

Gain further insights with detailed guides on:

For comprehensive information, visit our technical notes page.

Discover how our RVM rotary valve is advancing research across various fields. Explore the most recent publications where the rotary valve precision and reliability have been pivotal:

Xiaokang Li, Hui Song Pak, Florian Huber, Justine Michaux, Marie Taillandier-Coindard, Emma Ricart Altimiras, Michal Bassani-Sternberg – A microfluidics-enabled automated workflow of sample preparation for MS-based immunopeptidomics – Cell Reports Methods – Volume 3, Issue 6 – 2023 – 100479 – ISSN 2667-2375

Maël Arveiler, Stephanie Ognier, Olivier Venier, Laurent Schiob and Michael Tatoulian – An innovative sequential flow platform for automated multi-step chemical processes – proof of concept with the separation of amine/alkene model mixtures – Reaction Chemistry & Engineering – Issue 11, 2023

For more details or to explore older publications featuring our rotary valve technology, please don’t hesitate to contact us.

AMF - RVM mini - Compact Microfluidic Rotary Valve - Specifications - 2000px

Model & motor specifications

Reference Configuration Power Weight Dimensions Min. Switching time 180° Switching time Port to Port PCB functionalities
P202-O - On/Off valve Motor 22-32 VDC, 0.5 A peak 77 g H: 44 mm - Ø32 mm up - Ø29 mm down N/A 580 ms in extended lifetime (down to 480 ms in some condition) Driver, Encoder
P202-O - Switch valve Motor 22-32 VDC, 0.5 A peak 77 g H: 44 mm - Ø32 mm up - Ø29 mm down N/A 390 ms in extended lifetime (down to 310 ms in some condition) for a 6 ports valve Driver, Encoder
P202-O - Distribution valve (8 ports and less) Motor 22-32 VDC, 0.5 A peak 90 g H: 57 mm - Ø32 mm up - Ø29 mm down 850 ms in extended lifetime (down to 600 ms in some condition) 300 ms in extended lifetime (down to 230 ms in some condition) for a 8 ports valve Driver, Encoder
P202-O - Distribution valve (8 ports and more) Motor 22-32 VDC, 0.5 A peak 110 g H: 57 mm - Ø32 mm up - Ø39,5 mm down 850 ms in extended lifetime (down to 600 ms in some condition) 220 ms in extended lifetime (down to 180 ms in some condition) for a 12 ports valve Driver, Encoder

Other specifications

Operating temperature 15 – 40°C (59-104°F)
Storage temperature 5 – 45°C (41-113°F)
Operating humidity 20-80%, non condensing
Max. pressure 7 bars (102 psi)
Wetted materials PTFE or UHMW – PE, PCTFE
Channel diameter 0.5 mm (0.020 in) or 1 mm (0.039 in) (other upon request)
Internal volume 2.5 – 13.8 μL port-to-port (configuration dependent)
Carryover volume 0.6 – 6.7 μL port-to-port (configuration dependent)
Dead volume None
Tube port fittings Standard 1/4 – 28 UNF, flat-bottom
Electrical interface USB-C, 3x Pico-Lock™ 1 mm pitch 4 pos.
Communication type UART via USB or Serial (RS232/RS485), I2C, TTL (CAN upon request)

Valve specifications
DISTRIBUTION SERIES

Ref. Configuration Wetted materials Internal volume Carryover volume Fluid path diameter Max. pressure
V–D–1–6–050–C–P 6 ports low carryover volume PCTFE, PTFE 2.5 μL 1.5 μL 0.5 mm 7 bars
V–D–1–8–050–C–P 8 ports low carryover volume PCTFE, PTFE 2.5 μL 1.5 μL 0.5 mm 7 bars
V–D–1–8–100–C–P or U 8 ports low carryover volume PCTFE, PTFE or UHMW–PE 13.8 μL 6.7 μL 1 mm 7 bars
V–D–1–10–050–C–P or U 10 ports low carryover volume PCTFE, PTFE or UHMW–PE 3.5 μL 1.7 μL 0.5 mm 7 bars
V–D–1–10–100–C–P or U 10 ports low carryover volume PCTFE, PTFE or UHMW–PE 13.8 μL 6.7 μL 1 mm 7 bars
V–D–1–12–050–C–P or U 12 ports low carryover volume PCTFE, PTFE or UHMW–PE 3.5 μL 1.7 μL 0.5 mm 7 bars

ON/OFF SERIES

Ref. Configuration Wetted materials Internal volume Carryover volume Fluid path diameter Max. pressure
V–O–1–2–050–C–P 2 ports PCTFE, PTFE 2.8 μL - 0.5 mm 7 bars
V–O–1–2–075–C–P 2 ports PCTFE, PTFE 6.6 µL - 0.75 mm 7 bars

SWITCH SERIES

Ref. Configuration Wetted materials Internal volume Carryover volume Fluid path diameter Max. pressure
V–S–1–4–050–C–P 4 ports ultra-low carryover volume PCTFE, PTFE 2.6 μL 0.8 μL 0.5 mm 7 bars
V–S–1–6–050–C–P 6 ports ultra-low carryover volume PCTFE, PTFE 2.4 μL 0.6 μL 0.5 mm 7 bars

Valve heads are interchangeable. Other models available upon request.

The above specifications are typical for our components and may vary due to multiple parameters / factors (e.g. fluid type, usage conditions…). Specifications are subject to change.

AMF-Part_names_specifications_wb

Great overall experience with AMF, from product performance to service and documentation

Woongbae Lee - PhD Central Environmental Laboratory, EPFL

AMF valves meet our needs, particularly in terms of control

Bernard Roux - Lab manager Solvay

AMF’s compact products and expert support boost microfluidics

Hana Samet - Engineer AGORA & EPFL Research Center

We are highly content with our AMF rotary valves’ performance

Maarten Jorna - Mechanical engineer The Sensor Factory

AMF’s products automate microfluidics with precise control and timely support

Xiaokang LI - Postdoctoral researcher Department of Oncology UNIL CHUV Ludwig Institute for Cancer Research Lausanne Centre de recherche Agora

AMF valves, delicately designed, reflect Swiss precision

Yujing Song - PhD Michigan Univeristy

SPM Microdispenser enhances setup precision and robustness

Théo Mayer - EPFL Master Student EPFL

FAQ – RVM mini (Compact Microfluidic Rotary Valve)

 

Find answers to common questions about microfluidic rotary valves, including fluid control, internal volume, applications and OEM integration of the RVM mini.

A microfluidic rotary valve is a fluidic component used to control the flow of liquids within microfluidic systems. It uses a rotating rotor to connect different ports, enabling precise routing, switching and distribution of fluids in automated laboratory, chemical analysis and industrial applications.

Fluid flow is controlled by rotating an internal rotor that aligns microfluidic channels between selected ports. This enables precise control over flow paths, allowing users to switch, inject or distribute fluids within complex fluidic systems with high accuracy and repeatability.

Compared to solenoid valves, microfluidic rotary valves provide lower internal volume, reduced dead volume and minimal carryover. This results in better sample integrity, improved precision and more reliable fluid handling, especially in applications involving small volumes or sensitive reagents.

The RVM mini is designed with ultra-low internal volume thanks to optimized channel geometry and compact design. This reduces sample loss, limits contamination and improves efficiency in microfluidic applications requiring precise liquid handling.

Compact microfluidic rotary valves are used in applications such as chemical analysis, lab automation, drug delivery systems, microfluidic chips and portable diagnostic devices. They are ideal when space constraints and precise flow control are critical.

Yes, the RVM mini is designed for OEM integration in automated systems. It supports multiple communication interfaces and can be easily connected to pumps, controllers and software environments, enabling seamless integration into complex workflows and industrial platforms.

The RVM mini supports several valve types, including distribution, switch and on/off configurations. This flexibility allows engineers to design fluidic systems tailored to specific applications, from simple routing to multi-step automated processes.

Standard wetted materials include PCTFE and PTFE, ensuring broad chemical compatibility. Additional materials such as PEEK, UHMW-PE or full PTFE can be provided to meet specific chemical, pressure or environmental requirements.

A compact valve reduces internal volume and dead volume, which improves fluid control, reduces carryover and increases efficiency. This is especially important in microfluidic systems handling small sample volumes or requiring high precision.

Yes, the RVM mini can be customized to meet specific OEM requirements. This includes material selection, number of ports, integration constraints and communication interfaces, enabling tailored solutions for complex microfluidic and industrial applications.

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