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

Posifa Technologies to Showcase A2L Leak Detection and Hydrogen Sensors at Sensors Converge Expo 

SAN JOSE, Calif. —June 5, 2024— Posifa Technologies today announced its participation in the upcoming Sensors Converge Expo, taking place June 25-26 at the Santa Clara Convention Center in Santa Clara, California. In booth 523, the company will showcase its cutting-edge technologies, including A2L refrigerant leak detection sensors, hydrogen sensors, and vacuum gauges, which offer exceptional performance and advanced detection … Read More

Posifa Technologies Introduces New MEMS Thermal Conductivity Sensors for A2L Refrigerant Leaks 

SAN JOSE, Calif. — Dec. 8, 2023 — Posifa Technologies today released a new sensor solution for detecting A2L refrigerant leaks in residential and commercial air conditioning systems, heat pumps, and refrigeration equipment. The new PGS6000 sensors accurately detect A2L refrigerant concentration in the air by measuring the change in thermal conductivity of the gas mixture inside the cabinet. This … Read More

Posifa Technologies Introduces New Hydrogen Sensors for BMS Thermal Runaway Detection 

SAN JOSE, Calif.—July 19, 2023 — Posifa Technologies today released a new sensor solution for detecting thermal runaway in battery management systems (BMS). Built on the company’s MEMS hydrogen sensor technology, the new PGS4100 hydrogen sensors accurately detect hydrogen concentration in the air by measuring the change in thermal conductivity of the gas mixture within BMS compartments. This technology enables … Read More

Posifa Technologies to Showcase Hydrogen Sensors and Vacuum Gauges at Sensors Converge Expo

SAN JOSE, Calif. — June 12, 2023 — Posifa Technologies, a leading provider of innovative sensor solutions, today announced its participation in the upcoming Sensors Converge Expo, taking place June 21-22 at the Santa Clara Convention Center in Santa Clara, California. In booth 853, the company will showcase its cutting-edge technologies, including hydrogen sensors and vacuum gauges, which offer advanced … Read More