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• 4-valve manifold / refrigerant / measuring / for HVAC - -14.7 psi ... +725 psi, -50 °C ... +150 °C | 557

4-valve manifold / refrigerant / measuring / for HVAC - -14.7 psi ... +725 psi, -50 °C ... +150 °C | 557

The TESTO 557 is a all-in-one product, that will simplify the maintenance process that technicians have to struggle with every day. It is used as a digital manifold for the maintenance of refrigeration systems and heat pumps. It represents a replacement for multiple devices such as thermometers, pressure and temperature tables and various mechanical manifolds. The device features 4-way valve block that enables connectivity with multiple system elements. Also, it contains integrated vacuum measurement. It offers connection for up to 2 NTC probes, measurement for various pressures and calculation of the superheating/supercooling processes in real time.

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