The testo 513 is an easy-to-use and reliable gas leak detector designed for everyday professional use. It is suitable for detecting flammable gas leaks in residential and industrial gas boilers and similar systems. The instrument combines fast detection with practical operating functions and a user-replaceable sensor, supporting efficient leak inspection while helping reduce downtime and operating costs.
Key Detection Capabilities
– Detects methane, propane, butane and hydrogen leaks
– Designed for residential and industrial gas boilers and similar systems
– Provides extremely fast response and recovery times within seconds
– Supports precise leak localization through pinpoint mode
Measurement and Display Features
The automatic zeroing function simplifies everyday operation and supports consistent use during leak detection. Adjustable display modes provide flexible viewing options, helping users work with the instrument according to their inspection requirements. Together, these functions make the testo 513 a practical solution for regular leak detection tasks.
User-Replaceable Sensor
The gas sensor can be replaced by the user when necessary. This feature minimizes downtime associated with sensor replacement and helps reduce operating costs. By allowing the sensor to be changed without unnecessary interruption, the testo 513 remains suitable for frequent residential and industrial gas system inspections.
Standard set: Testo 513 Gas Leak Detector, Gas sensor, Bag, Batteries, Protection cap






