The testo 112 is engineered for professionals requiring precise temperature measurements across various applications. Its compatibility with both NTC and Pt100 probes allows for flexible use, catering to tasks ranging from monitoring frozen goods to assessing deep-fat fryer temperatures.​

With a measuring range of -50 to +300 °C, the testo 112 ensures accurate readings in both low and high-temperature environments. The device's large, illuminated display facilitates easy reading, while features like minimum/maximum value memory and acoustic alarms enhance user convenience and safety.

For official control measurements, the testo 112 holds PTB approval. To comply with regulations, a conformity assessment must be conducted prior to use, with fees applicable for both the measuring instrument (order no. 0520 0351) and the selected probes (order no. 0520 0361).​

In challenging environments, the optional TopSafe protective case offers IP65-rated protection against water and dirt, ensuring the device's longevity and reliability. Whether in food safety inspections, pharmaceutical settings, or veterinary applications, the testo 112 stands out as a dependable tool for accurate temperature measurement.​