From POC to Product | Custom Microfluidic Component by AMF

How AMF’s RVM evolved from prototype to industrial platform

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Taking a microfluidic concept from the lab bench to a market-ready product often requires more than just performance, it demands adaptability, integration, and industrial reliability. At AMF, we’ve worked closely with a wide range of OEMs and research teams to provide just that: rotary valve solutions that evolve with their projects.

One of the best examples of this progression is the evolution of our Industrial Microfluidic Rotary Valve (RVM), which has become a cornerstone for many customers moving from proof of concept to commercial deployment. The RVM family began with the P201, a highly versatile module designed to cover everything from early testing to production-grade applications. It was followed by the P211, a variant with a reduced PCB footprint for easier integration into compact systems. Finally, the P221 removed the PCB entirely, offering a barebone version that can be directly controlled—ideal for customers with their own electronics or specific control architectures.

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Throughout this evolution, we’ve maintained a strong commitment to customization. Our rotary valves can be tailored with different materials, channel geometries, port numbers, and even multi-stage designs,giving our customers complete freedom to adapt the component to their application.

This customer case illustrates how AMF’s modular, scalable approach has enabled multiple clients to industrialize their microfluidic workflows with precision-engineered, ready-to-integrate valve solutions.

Challenge

When developing a microfluidic instrument, the transition from prototyping to production introduces several critical challenges. For our customers, ranging from startups to established OEMs, the goal was clear: integrate a compact, precise, and robust rotary valve that could handle complex fluid routing with minimal dead volume and excellent reliability. But the path to that goal varied greatly.

Some needed a component that could be used early in R&D and still scale into commercial manufacturing. Others required tight mechanical and electronic integration within limited space constraints. Still others wanted full control over electronics and firmware, requesting only the mechanical actuation component.

Moreover, fluidic needs differed widely: multiple valve head configurations, custom channel geometries, varying numbers of ports, and compatibility with a range of solvents and reagents. Off-the-shelf rotary valves simply couldn’t meet these specialized demands.

The challenge was not just to design a single product, but to create a modular, customizable platform that could adapt to each customer’s evolving requirements, without compromising performance or scalability.

Our solution

To meet these diverse challenges, AMF developed a modular rotary valve platform centered around the evolving RVM product line, designed to adapt to each stage of a customer’s development journey.

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We started with the RVM P201, a highly versatile version featuring a built-in PCB for immediate control, making it ideal for both prototyping and early commercial use. Its robust performance, combined with ease of integration and customization, made it the go-to choice for many customers launching their first fluidic systems.

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As projects matured and integration needs became more specific, we introduced the P211. This version retained the core performance of the P201 but with a significantly smaller PCB footprint, offering easier mechanical integration into compact or modular systems.

AMF_RVM_P221
Finally, for customers who had developed their own electronics or required full control of the actuation, we released the P221—a streamlined version without PCB, offering direct motor control for maximum flexibility and minimal footprint.

In parallel, we expanded our offering of custom valve heads to fit virtually any requirement: from different materials to precise channel widths, port counts, and even multi-stage or multi-position configurations. Each valve is engineered with low internal volume, zero dead volume between ports, and reliable sealing across a wide range of flow rates.

Through close collaboration with each customer, we ensured that every RVM delivered was a tailored solution, engineered for their specific fluidics, system architecture, and long-term roadmap

Benefits

By offering a progressive, modular design and extensive customization capabilities, AMF’s RVM platform delivered a range of key benefits to our customers across different project stages:

  • Seamless transition from R&D to production: With the P201, customers could start prototyping immediately using a fully integrated unit—and scale up to small or mid-scale production without redesigning their fluidic path.
  • Flexible integration: The P211’s reduced PCB footprint enabled straightforward mechanical integration into tight or space-constrained systems, especially for benchtop instruments and modular platforms.
  • Full control over electronics: The P221 version gave advanced users or OEMs with in-house control systems a lightweight, motor-only component, simplifying electronics and firmware integration while reducing cost.
  • Custom valve heads to match any fluidic need: Whether it was a specific number of ports, custom internal channel geometries, chemical compatibility, or dual-stage configurations, AMF provided tailored valve heads designed to optimize fluidic performance and minimize carryover.
  • Reliability and industrial-grade quality: All RVM variants are manufactured using the same high-precision techniques derived from Swiss watchmaking, ensuring low friction, high repeatability, and long-term durability.

These benefits enabled our customers to focus on what matters most—developing innovative microfluidic solutions—while relying on a dependable, future-proof valve platform built to evolve with their needs.

Results

The flexibility and scalability of the RVM platform led to successful deployments across a wide spectrum of microfluidic instruments, from early-stage prototypes to commercialized systems in diagnostics, life sciences, and analytical chemistry.

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Multiple OEM customers were able to accelerate their development timelines by using the P201 as a turnkey solution for testing and validation. As their instruments progressed toward commercialization, many transitioned smoothly to the P211 or P221, without needing to redesign their fluidic architecture, preserving both time and resources.

Several customers achieved full regulatory approval and market launch with RVM-equipped systems, confirming the industrial reliability of the platform. Others used the modular approach to develop product lines with varying levels of complexity—leveraging different valve heads and integration options depending on system requirements.

Across the board, feedback consistently highlighted:

  • Simplified integration processes
  • Reduced development costs and lead times
  • High reproducibility in fluid control
  • Minimal maintenance requirements even after extended use

The RVM family has since become a core microfluidic component in several best-in-class instruments, validating AMF’s approach to collaborative customization and platform thinking.

Applications

The RVM rotary valve platform has been successfully implemented across a wide variety of microfluidic applications, where reliable fluid routing and compact integration are critical. Key application areas include:

  • Diagnostics: Integrated into cartridge-based systems and benchtop analyzers for sample preparation, reagent selection, and wash steps.
  • Life sciences: Used in automated workflows for DNA/RNA extraction, cell culture, and biomarker analysis, where multi-position switching and contamination-free operation are essential.
  • Analytical chemistry: Deployed in HPLC sample preparation and automated titration setups requiring precise reagent delivery and minimal dead volume.
  • High-throughput screening: Incorporated into systems requiring rapid and repeatable fluidic switching across multiple conditions or microplates.
  • Environmental testing & water quality monitoring: Customized valve heads enable selective sampling, conditioning, and delivery of test fluids across various matrices.

Each application benefited from the RVM’s modularity, allowing engineers to define not only the form factor and electronics integration, but also the exact fluidic interface required for their protocols—ensuring both technical fit and operational efficiency.

Conclusion

The evolution of AMF’s RVM—from the versatile P201 to the integration-optimized P211 and the control-flexible P221—demonstrates how modular engineering and deep customization can drive industrial success in microfluidics. Rather than offering a one-size-fits-all solution, we built a platform that adapts to each customer’s development stage, integration needs, and application-specific requirements.

By working closely with multiple OEMs across various sectors, we delivered rotary valves that not only met their technical specifications but also scaled with them—from prototype to product launch. With the ability to customize every aspect of the valve—from materials and geometry to electronics and actuation—we continue to support our partners in building smarter, more efficient fluidic systems.

Whether you’re in early development or preparing for large-scale production, AMF’s RVM platform stands ready to evolve with your microfluidic ambitions.

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