Is your main job the commissioning of refrigeration systems and heat pumps, and do you need fast and easy evacuation? Then choose testo 552 – the first digital vacuum measuring instrument with a maintenance-free absolute pressure sensor. For especially efficient work.
testo 552 supports you with:
- Maintenance-free sensor
- Highly accurate and reliable measurement results
- Measurement of H2O evaporation temperature
- Audible alarm when a limit value is exceeded
- 2400 hours battery life (100 days continuous operation)
