1. Home
  2. testo 805
0560 8051

testo 805 - Mini Infrared Thermometer

teso 805
application testo 805
application testo 805
The testo 805 is a compact and efficient mini infrared thermometer designed for rapid, non-contact surface temperature measurements. Measuring just 80 mm in length, it easily fits into pockets, making it ideal for professionals on the move. With a temperature range of -25 to +250 °C, it caters to various applications, from food safety checks to building services. The device features a scan mode for continuous monitoring and an optional TopSafe protective case, which offers IP65-rated protection against water and dirt, ensuring durability in challenging environments.
  • Compact 80 mm design – Fits easily into pockets for on-the-go measurements.
  • Non-contact infrared measurement – Ideal for quick surface temperature checks.
  • Wide temperature range – Measures from -25 to +250 °C for diverse applications.
  • Scan mode functionality – Allows for continuous temperature monitoring.
  • Optional TopSafe case – Provides IP65-rated protection against water and dirt.
The testo 805 mini infrared thermometer is engineered for professionals requiring swift and accurate surface temperature readings without direct contact. Its compact 80 mm design ensures it can be conveniently carried in a pocket, ready for immediate use in various settings, including supermarkets, food processing facilities, and HVAC systems.

Equipped with a 1:1 optics system, the testo 805 is optimised for close-range measurements, delivering precise readings across a temperature spectrum of -25 to +250 °C. The device's scan mode facilitates continuous temperature monitoring, making it suitable for assessing entire pallets of goods or extensive refrigerated sections.

For enhanced durability, the optional TopSafe protective case shields the thermometer from water and dirt, complying with IP65 protection standards. This feature is particularly beneficial in environments where hygiene and cleanliness are paramount.

Additional specifications include a reaction time of less than 1 second, emissivity set at 0.95, and a battery life of approximately 40 hours using a CR 2032 lithium battery. The testo 805's user-friendly design and reliable performance make it an indispensable tool for professionals seeking efficient temperature monitoring solutions.

General technical data

Weight
28 g
Reaction time
< 1 s
Dimensions
80 x 31 x 19 mm
Operating temperature
0 to +50 °C
Product-/housing material
ABS
Battery type
1 x lithium type: CR 2032
Battery life
40 h (typical)
Storage temperature
-20 to +65 °C

Temperature - Infrared

Measuring range
-25 to +250 °C
Accuracy
±1.5 °C (+40.1 to +150 °C)
±2 °C (-20 to -2.1 °C)
±2 % of mv (+150.1 to +250 °C)
±1 °C (-2 to +40 °C)
±3 °C (-25 to -21 °C)
Infrared resolution
1 °C (Remaining Range)
0.1 °C (-9.9 to +199.9 °C)
Emissivity
0.95
Distance to measurment spot
1:1

testo 805 - Mini Infrared Thermometer, batteries

Contact Us
Testo Ltd
Newman Lane
GU34 2URAlton
HampshireUnited Kingdom
01420 544433

Opening hours

Monday-Thursday: 8:30am - 17:00pmFriday: 8:30am - 16:00pm
Image
Blog

Visit our blog

© 2026