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High-performance, low-cost sensing solutions for gas, vacuum, and flow measurement. Engineered for reliability in critical applications across medical, industrial, and consumer markets.
Precision-engineered MEMS sensors designed for performance, durability, and affordability across a wide range of industrial and commercial applications.
Available in various flow ranges, output options, and mechanical interfaces. Optimized for portable medical respiratory devices and HVAC systems.
Accurate and consistent under a wide variety of conditions — from low flow to pulsatile flow. No moving parts for long-term reliability.
Accurate and consistent performance in low-flow and pulsatile environments. Ideal for medical and home appliance applications.
The most economical high-performance Pirani gauges on the market. Deliver high accuracy and long-term stability.
Designed for leak detection in next-generation HVAC systems using mildly flammable refrigerants. Ensures safety and compliance.
Critical for safety monitoring in hydrogen fuel cells, electrolyzers, and industrial processes where hydrogen is stored or used.
Robust and reliable sensors for continuous vacuum monitoring in industrial and scientific applications.
Tailored packaging, electronics, and calibration for unique high-volume production requirements.
Our sensors are trusted in mission-critical environments where safety, efficiency, and reliability are non-negotiable.
From off-the-shelf modules to custom PCB assembly, we help bring your innovation to market faster with reliable flow sensing.
Accurate, consistent water/liquid metering enhances consumer experience and strengthens brand loyalty.
Real-time monitoring of air circulation ensures reliable operation and optimal performance of servers.
Next-gen digital vacuum gauges, filter monitoring, and VAV damper control for energy-efficient climate systems.
Ensure safety in hydrogen fuel cell systems with fast, reliable H₂ detection sensors.
Early detection of gas emissions in battery systems to prevent catastrophic failures.
Monitor hydrogen purity and detect leaks in green hydrogen production systems.
Precise vacuum measurement for pharmaceutical and food processing applications.
Ensure ultra-clean environments in reproductive medicine with advanced gas monitoring.
We help integrate exceptionally accurate, reliable, and affordable sensor technology into your products to strengthen differentiation and enable innovation.
A highly capable supply chain is just as critical to sensor reliability and quality as the unique design of the sensors themselves.
Our US-based foundry partner offers scalable, high-quality silicon wafer production (ISO/TS 16949 certified).
Module assembly partners produce high-volume, high-quality devices in ISO9001 certified facilities.
We coordinate global delivery to suit your production needs, ensuring on-time availability.
For unique requirements, our fabrication technology and supply chain allow customization even at relatively low quantities.
Our responsive customer service delivers quick answers and resolves issues throughout your product lifecycle.
Posifa offers MEMS-based sensors for gas (A2L refrigerants, hydrogen), vacuum (Pirani gauges), and flow (air, liquid, mass air) measurement.
Yes, our mass air flow and liquid flow sensors are optimized for portable respiratory care and other medical applications requiring high accuracy and reliability.
Absolutely. We offer customized packaging, electronics, and calibration for high-volume production and even low-quantity custom needs.
Our silicon wafers are produced in a US-based, ISO/TS 16949 certified foundry. Final packaging and testing are done in ISO9001 certified facilities.
Yes, we coordinate global delivery to meet your production timelines and supply chain requirements.
We’re here to help you find the right sensing solution for your application.
Call us at (408) 392-0989
Email us at [email protected]
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