T&D Corporation is a Japanese specialist in reliable data logging and environmental monitoring solutions. With more than 40 years of experience, the company develops compact, connected and practical systems for monitoring temperature, humidity, CO₂, voltage, 4–20 mA signals and other critical parameters.
T&D solutions are designed to support laboratories, pharmaceutical facilities, cold chain operations and other quality-sensitive environments with accurate measurement, remote data access and compliance-ready documentation.
Founded in 1986 in Matsumoto, Japan, T&D Corporation has grown from an electronics developer into a leading manufacturer of data logger systems. The company name stands for “try and develop” and reflects its long-standing focus on practical innovation, reliability and ease of use. Today, T&D data loggers are used worldwide in industrial, public and private applications, with production based at the company’s high-tech site in Matsumoto and international support provided through offices in Europe and the USA.
T&D specializes in data loggers and connected monitoring systems for critical environmental parameters such as temperature, humidity, CO₂ concentration, illuminance, UV intensity, pulse, voltage and 4–20 mA signals. Many devices support Bluetooth, Wi-Fi, LAN or 4G communication, enabling automated data collection, remote monitoring and convenient access to measurement data via T&D’s free of charge cloud-based WebStorage Service.
Key product lines include the RTR500B series, a flexible wireless data logging system for distributed measurement points; the TR7 series, cloud-connectible LAN data loggers for temperature and humidity monitoring; and the TR4A series, compact Bluetooth data loggers for mobile data collection and cloud transfer. These solutions help users monitor storage rooms, laboratories, cleanrooms, refrigerators, warehouses and transport processes efficiently and reliably.
At PCI Days, T&D presents monitoring technologies for the pharmaceutical, cosmetics and laboratory sectors, with a focus on cleanrooms, laboratories and logistics. The company’s solutions are particularly relevant for quality assurance, production, R&D, maintenance and logistics teams that need dependable environmental data for daily operations, audits and documentation.
T&D stands for precise measurement, practical usability and long-term reliability. Its systems are designed to make environmental monitoring easier to implement and manage, while supporting compliance-oriented workflows such as GMP/GDP monitoring, 21 CFR Part 11-related requirements, ISO-traceable calibration, audit trails, automated reporting and validation or qualification processes through trusted regional partners.