Fluke 1577 Insulation Multimeter



  • Insulation test voltages 500V and 1000
  • Insulation test: 0.1MΩ to 600MΩ
  • Auto discharge of capacitive voltage
  • Includes remote probe, test leads, alligator clips
  • AC/DC Voltage, DC millivolts, AC/DC milliamps
(Size: 1.1 MB)
More Information
Warranty3 years
Price MatchYes

Fluke 1577 Insulation Multimeter

The Fluke 1577 Insulation Multimeter combines a digital insulation tester with a full-featured True RMS digital multimeter in a single compact, handheld unit, which provides maximum versatility for both troubleshooting and preventative maintenance.

Whether you work on motors, generators, cables, or switch-gear, the Fluke 1577 is ideally suited to help you with your tasks.

Fluke 1577 features:

  • Large display with backlight
  • Insulation test: 0.1 MW to 600 MW
  • Insulation test voltages 500 V, 1000 V for many applications
  • Live circuit detection prevents insulation test if voltage> 30 V is detected for added user protection
  • Auto-discharge of capacitive voltage for added userprotection
  • AC/DC voltage, DC milliVolts, AC/DC milliamps,Resistance (W), Continuity
  • Auto power off to save battery power CAT III 1000 V, CAT IV 600 V measurement category
  • Included accessories: Remote probe, test leads and probes, alligator clips
  • Accepts optional Fluke TPAKT magnetic hanging system to free your hands for other work
  • Rugged, utility hard case allows you to bring everything you need for the job

Fluke insulation multimeters: 1577 vs 1587

Fluke 1577Fluke 1587 FC
Insulation test features
Test voltages500 V, 1000 V50 V, 100 V, 250 V, 500 V, 1000 V
Insulation resistance range0.01 MΩ to 600 GΩ0.01 MΩ to 2 GΩ
Auto discharge
Est. # of IRT tests10001000
Voltage > 30 V warning
MemoryNAWith Fluke Connect App
Remote test probe
DisplayDigital LCDDigital LCD
Multimeter features
AC/DC volts
Continuity beeper
Temperature (contact) 
Lo-pass filter 
Diode test 
Other features
SoftwareFluke Connect Compatible
Warranty3 years3 years
Battery4 x AA4 x AA

What's Included?

  • Fluke 1577
  • Remote Probe
  • Test Leads
  • Alligator Clips
  • Hard Case
  • Four AA Alkaline Batteries
  • Quick Reference Guide
  • CD Rom with Manual
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