Fluke 177 Digital True RMS Multimeter

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Datasheet  |  Manual

Price: $274.95

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Versatile meter for maintenance, field service and bench repair.

The Fluke 177 True-rms digital multimeter has the features needed to find most electrical and HVAC problems.  Simple to use with significant improvements like True-rms, frequency, capacitance and min-max record.

The Fluke 177 has more measurement functions, conformance to the latest safety standards, and a much larger display with backlight that's easier to view.

Check the features and specifications using the tabs above.

Electrical safety
All inputs are protected to measurement CAT III 1000  V and CAT IV 600V.  This meter can withstand transient impulses in excess of 8000 V to help protect you from arc blasts resulting from surges and spikes.

Want a better price see the Fluke 175
Also available with  temperature as Fluke 179
The Good:

The Bad:

The Bottom Line:

Full Review

  • True RMS voltage and current measurements
  • 0.09% basic accuracy
  • 6000 count resolution
  • Digital display with analog bargraph and backlight
  • Manual and automatic ranging
  • Display Hold and Auto Hold
  • Frequency and capacitance measurements
  • Resistance, continuity and diode measurements
  • Min-max-average recording
  • Smoothing mode allows filtering of rapidly changing inputs
  • Easy battery exchange without opening the case
  • Closed case calibration through front panel
  • Ergonomic case with integrated protective holster
  • EN61010-1 CAT III 1000V / CAT IV 600V
  • Measures twice as fast as other multimeters

Safety conformance

All inputs are protected to IEN61010-1 CAT IV 600V/CAT III 1000V. UL, CSA, TV listed and VDE Pending
Voltage DC
Accuracy* (0.09%+2)
Max. Resolution0.1 mV
Maximum1000 V
Voltage AC
Accuracy* (1.0%+3)
Max. Resolution0.1 mV
Maximum1000 V
Current DC
Accuracy* (1.0%+3)
Max. Resolution0.01 mA
Maximum10 A
Current AC
Accuracy* (1.5%+3)
Max. Resolution0.01 mA
Maximum10 A
Accuracy* (0.9%+1)
Max. Resolution0.1 Ω
Maximum50 MΩ
Accuracy* (1.2%+2)
Max. Resolution1 nF
Maximum10,000 F
Accuracy* (0.1%+1)
Max. Resolution0.01 Hz
Maximum100 kHz
*Accuracies are best accuracies for each function

Environmental Specifications
Operating temperature

-10C to +50C
Storage temperature

-30C to +60C
Humidity (Without Condensation)

0% - 90% (0C - 35C)

0% - 70% (35C -50C)

Safety Specifications
Overvoltage category

EN 61010-1 to 1000 V CAT III.

EN 61010-1 to 600 V CAT IV.
Agency Approvals

UL, CSA, TV listed and VDE Pending

Mechanical & General Specifications

43 x 90 x 185 mm

420 g

Battery life
Alkaline:~200 hours typical, without backlight

No user reviews available.
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Fluke C101 Hard Carrying Case $64.95
Current Probes
Name Price Quantity
Fluke TPAK (ToolPak) Meter Hanging Kit $42.45
Test Leads

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