About BAPI
Founded in 1993, BAPI provides sensor solutions for customers around the globe. The innovation, manufacturing, and engineering all originate from our corporate office in Gays Mills, Wisconsin, USA.
About BAPI
Founded in 1993, BAPI provides sensor solutions for customers around the globe. The innovation, manufacturing, and engineering all originate from our corporate office in Gays Mills, Wisconsin, USA.
Regional Sales for the USA

JJ Braun
Business Development & Regional Sales Manager – North America
JJ Braun is the Business Development & Regional Sales Manager in North America and Customer Service Manager for BAPI. Braun grew up in southwestern Wisconsin and obtained his Masters Degree from Marian University. Braun, a United States Marine Corps veteran, worked for Harley Davidson for 11 years and also ran his own marketing firm before joining BAPI in 2019.
If you’re in North America, contact JJ for your BAPI products or to learn more about what BAPI can do for you.
Send JJ a Message
Distribution Sales for the USA

Jon Greenwald
Distribution Accounts Lead
Jon Greenwald brings two decades of experience to the BAPI Distribution team where he serves as the team leader. Greenwald enjoys helping customers with tricky sensor applications and helping them work more efficiently.
Jon enjoys hiking, biking, home improvement projects, cooking and golf when he has the time. He also volunteers with Urban Outreach, distributing bags of food for school-age children to take home with them over the weekends.
If you’re a distributor or looking for one in North America, contact Jon to learn more about what BAPI can do for you.
Send Jon a Message
FEATURED PRODUCTS
PARTICULATE SENSORS
Ensure your air quality is… well, quality. The BAPI-Stat “Quantum” Particulate Sensor is an accurate and reliable way of continuously monitoring the concentration of particles in a room while the Duct Particulate Sensor does the same high-quality monitoring in the duct. Both feature:
- Field Selectable Particulate Size of PM1.0, PM2.5 and PM10
- Field Selectable Outputs of 0 to 5V, 0 to 10V and 4 to 20mA
- Laser-based, light scattering particle sensing with 10 year expected lifetime.
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Particulate Sensor, BAPI-Stat “Quantum” Enclosure
The BAPI-Stat “Quantum” Particulate Sensor is an accurate and reliable way of continuously monitoring the concentration of particles in a(...) Read MoreList Price Starting At: $475.00
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Particulate Sensor, Duct
The BAPI-Box Duct Particulate Sensor is an accurate and reliable way of continuously monitoring the concentration of particles in a(...) Read MoreList Price Starting At: $750.00
FEATURED PRODUCTS
PARTICULATE SENSORS
Ensure your air quality is… well, quality. The BAPI-Stat “Quantum” Particulate Sensor is an accurate and reliable way of continuously monitoring the concentration of particles in a room while the Duct Particulate Sensor does the same high-quality monitoring in the duct. Both feature:
- Field Selectable Particulate Size of PM1.0, PM2.5 and PM10
- Field Selectable Outputs of 0 to 5V, 0 to 10V and 4 to 20mA
- Laser-based, light scattering particle sensing with 10 year expected lifetime.
-
Particulate Sensor, BAPI-Stat “Quantum” Enclosure
The BAPI-Stat “Quantum” Particulate Sensor is an accurate and reliable way of continuously monitoring the concentration of particles in a(...) Read MoreList Price Starting At: $475.00
-
Particulate Sensor, Duct
The BAPI-Box Duct Particulate Sensor is an accurate and reliable way of continuously monitoring the concentration of particles in a(...) Read MoreList Price Starting At: $750.00
BAPI PRODUCTS
Application Notes
Have you ever had a ground loop problem or AC power noise in your sensor cables? BAPI has a wide variety of Application Notes available online to help solve these and many other common industry challenges. The documents also describe installation best practices and extended applications for our sensors, such as using a BAPI pressure sensor to determine duct airflow in CFM.
Featured Post: Effects of Pressure on CO2 Sensors
The Effects of Temperature and Barometric Pressure on CO2 Sensors. Carbon Dioxide (CO2) in air is normally measured in Parts Per Million (ppm). At 1,000 ppm CO2, a volume or air containing more…