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Testo - 0563-1557 - Digital Manifold Kit

Item: TESTO-557
MFR: 0563 1557

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About This Product

Product Info


The Testo 557 4-valve with 3/8 vacuum port digital manifold comes with a remote vacuum probe for faster and more reliable evacuations. Bluetooth app, two clamp temperature probes for instantaneous superheat/sub-cooling readings, and convenient service case.

  • The Testo 557 digital manifold has a 4-way valve block, large backlit display and sight glass. Two NTC thermistor clamp probes provide superior accuracy of simultaneous, real-time superheat and sub-cooling readings. An external vacuum probe provides fast and more reliable evacuation of the system. The wireless Bluetooth/App allows you to view measurement data on your smartphone or tablet, enabling you to quickly and conveniently complete and document your job. Then, be able to finalize the documentation and send the reports and invoice via email, right from the job site. In addition to the 60 refrigerant profiles stored in the instrument, the app can also be used to download new refrigerants from the internet directly into the digital manifold.
  • Measures high side/low side pressures and temperatures
  • 4-way valve block with 1/4" and 3/8" ports
  • External vacuum probe
  • App integration via Bluetooth (65' range)
  • Calculates and displays Superheat and Sub-cooling temperatures
What's Included:
Testo 557 kit, digital manifold with Bluetooth/App; including 2 x NTC temperature clamp probes, external vacuum probe, batteries, case, certificate of conformity, and user's manual.


Weight2.75 Pounds (lbs)
Width4.7244 Inches (In)
Height17.9134 Inches (In)
Country of OriginCHN
UPC or Barcode029547013409
Hazardous MaterialNo
EPA Cert RequiredNo
Length12.5984 Inches (In)
Accuracy±0.9 °F
ApplicationRefrigeration system analysis
ApprovalsNone Specified
Auto Power OffYes
Auto RangingNo
Batteries IncludedYes
Batteries Requiredyes
ColorBlack, Orange
Data LoggingNo
Dial SizeNone
Display Optionsyes
FinishABS plastic
Fitting Size1/4", 3/8"
Gauge SizeNone
Handle ColorSilver
Handle MaterialMetal
Handle TypeMetal
Hose TypeNone
Hoses IncludedNo
Includes2x NTC temperature clamp probes, case, external vacuum probe, batteries, Certificate of Conformity
Includes CaseYes
Low Battery IndicatorYes
MaterialMetal and plastic
Maximum Pressure (PSI)943
Number of Valves4
Oil Filled GaugesNo
On/Off SwitchYes
Operating Humidity0% to 90%
Operating Temperature Range-4.0°F to 122°F
Power Sourcebattery
Protective Gauge Bootsno
Rechargeable BatteryNo
Resolution0.1 °F, 0.10 psi
SAE or Metricboth
Sensor TypeNTC
StandardsNone Specified
Storage Temperature-4°F to 140°F (-20°C to 60°C)
Typedigital manifold
Warranty OfferedWarranties will be handled in accordance with the manufacturer's specific warranty policies and procedures.
Water ResistantYes


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