BAPI, or Building Automation Products, Inc., is a global manufacturer of precision sensor solutions for building automation. Since 1993, the company has developed products for HVAC systems and other demanding environments, with a focus on accuracy, reliability, quality, and long-term performance. Its sensors are used in facilities including healthcare settings, data centers, and critical infrastructure, and the company highlights NIST-traceable accuracy and BACnet-certified controllers.

BAPI’s product range includes temperature, humidity, differential and static pressure, and air quality sensors for monitoring CO₂, VOCs, particulate matter, carbon monoxide, nitrogen dioxide, and refrigerant leaks. It also offers wireless sensors and receivers, accessories, ETA Line interface and communication devices, and Blü-Test instruments for testing temperature, humidity, and air pressure. Its WAM wireless asset monitoring service provides remote monitoring and instant alerts, while the Blü-View mobile app supports its instruments and monitoring tools.

The company also provides product selection tools, technical documentation, application guidance, engineering support, distributor access, and installation resources.