Posifa Announces New Ultra-Low-Flow Liquid Flow Sensor Models for Medical and Microfluidic Systems

New Calibrated Ranges From 0–30 mL/min to 0–200 mL/min Expand Options for Precise Liquid Dosing and Stable Closed-Loop Control SAN JOSE, Calif. — Dec. 15, 2025 —Posifa Technologies today announced the availability of new models in its PLF2000 Series of MEMS liquid flow sensors, expanding designers’ options for ultra-low-flow medical, life science, and microfluidic systems. The latest additions to the proven PLF2000 family broaden the lineup with new calibrated ranges from 0–30 mL/min to 0–200 … Read More

Posifa Technologies Announces Distribution Partnership with Precision Measurement Technologies 

San Jose, CA –  December 11, 2025 — Posifa Technologies is pleased to announce a new distribution partnership with Precision Measurement Technologies, a US-based specialist in sensor and measurement solutions. Through this partnership, Precision Measurement Technologies will serve as an authorized distributor for Posifa’s MEMS (micro-electromechanical) product portfolio, including our mass air-flow sensors, A2L refrigerant leak detection sensors, hydrogen sensors, and liquid flow sensors.  PMT brings deep … Read More

Posifa Technologies Introduces New PMF82000 Series Mass Air Flow Sensors for Medical and Industrial Devices

MEMS Sensors Deliver Accurate Low-Flow Performance, Fast Response, and Low Pressure Drop for Tighter Control SAN JOSE, Calif. — Nov. 12, 2025 — Posifa Technologies today introduced its new PMF82000 series mass air flow sensors, combining accurate low-flow measurement with fast electrical response and a low pressure drop to help designers improve control loops and extend battery life in compact … Read More

Posifa Technologies to Highlight MEMS Anemometer Sensors, A2L Leak Detectors, and Vacuum Gauges and Transducers at Sensors Converge 2025 

SAN JOSE, Calif.- June 18, 2025— Posifa Technologies today announced that it will exhibit at Sensors Converge 2025, taking place June 25–26 at the Santa Clara Convention Center. In booth 509, the company will spotlight its latest MEMS-based anemometer sensors designed for airspeed monitoring in HVAC and airflow measurement applications, alongside solutions for refrigerant leak detection and vacuum sensing. At … Read More

Posifa Technologies to Showcase A2L Leak Detectors, Anemometer Sensors, and Vacuum Gauges and Transducers at AHR Expo 2025

SAN JOSE, Calif. — February 5, 2025 — Posifa Technologies today announced its participation in AHR Expo 2025, taking place February 10-12 at the Orange County Convention Center in Orlando, Florida. In booth 893, the company will showcase its latest sensor solutions for the HVACR market, including MEMS-based A2L refrigerant leak detectors, anemometer sensors, and vacuum gauges and transducers that … Read More

Posifa A2L Refrigerant Leak Sensors Receive UL Recognition

SAN JOSE, Calif. — Jan. 13, 2025 — Posifa Technologies today announced that its PGS6032 and PGS6454 MEMS A2L refrigerant leak sensors have been recognized by UL Solutions. This distinction verifies that the devices meet the safety and performance requirements for refrigerant detection systems outlined in Annex LL of UL 60335-2-40:2022, fourth edition, which apply to household and similar electrical … Read More

Posifa Technologies Introduces New MEMS Anemometer Sensor for HVAC Portable Anemometers and Fixed In-Duct Air Velocity Monitors

Offered in a Robust, Probe-Style Package, Cost-Effective Device Increases Reliability While Delivering Accurate Air Speed Measurement SAN JOSE, Calif. — Dec. 12, 2024 — Posifa Technologies today introduced its new PAV5000 series MEMS anemometer sensor. Fully calibrated and temperature-compensated for easy integration into portable anemometers and fixed in-duct air velocity monitors for the HVAC industry, the robust, cost-effective device provides … Read More

Posifa A2L Refrigerant Leak Sensor Achieves Intertek Certification for Compliance With UL and CSA Safety Standards

SAN JOSE, Calif. — Dec. 4, 2024 — Posifa Technologies today announced that its PGS6454 MEMS A2L refrigerant leak sensor has received a recognized component certification from Intertek. The Intertek certification verifies that the device meets the safety and performance requirements for refrigerant detection systems outlined in Annex LL of UL 60335-2-40:2022 Ed. 4 and CSA C22.2#60335-2-40:2022 Ed. 4. These … Read More

Hydrogen Sensors in the Context of a Regional Clean Hydrogen Hub

Posifa Technologies | Bob Annesley | August 16, 2024 –When I stumbled upon the graphic shown below from a U.S. government website, it was a real eye-opener. It clearly highlight the great need for hydrogen sensors, like the PGS4100 from Posifa Technologies, across a multitude of applications. This discovery made me realize just how crucial these sensors are in ensuring … Read More