Pressure Gauges

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Product code: IC-0563-2557
The testo 557 digital manifold fulfils numerous functions, which are required for working on refrigeration systems and heat pumps, in just one instrument: for example superheating/subcooling calculation, vacuum measurement, temperature-compensated leakage test. You can also use a practical app to monitor the manifold via your smartphone/tablet and store the measurement results or send them by e-mail.
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Unfortunately, the testo 557 has been discontinued and has been replaced by the testo 557s Smart Vacuum Kit with four filling hoses
each