Fluke 1664 FC Multifunction Installation Tester Product Leaflet

Product leaflet for the Fluke 1664 FC Multifunction Installation Tester, highlighting Insulation Pretest, Auto Test, and Fluke Connect compatibility.

Brand: Fluke
Document type: Product Leaflet
Language: English
Pages: 3
File format: PDF
File size: 757 KB
Published: 27 October, 2026
Updated: 27 October, 2026
Model: 1664 FC
MD5 checksum: 1B60EAE1D04636D0C370476FCDB83FD2
PDF: Fluke 1664 FC Multifunction Installation Tester Product Leaflet PDF

About this manual

The Fluke 1664 FC is a multifunction installation tester designed for testing fixed wiring installations according to IEC 60364-6 and local standards. It is the only installation tester in its series that includes an Insulation Pretest safety function to prevent damage to connected appliances.

What's inside

Insulation Pretest
Auto Test
Fluke Connect
Basic features
Models 1664 FC 21663 1662

Specifications

Insulation Pretest	1664 FC only
Auto Test	1664 FC only
Fluke Connect compatibility	1664 FC only

Frequently asked questions

What is the Insulation Pretest function?

It stops the insulation test and provides a visual and audible warning if appliances are connected to the system during the test.

How does Auto Test reduce test time?

It allows all required installation tests to be performed in one sequence, reducing test time up to 40%.

How does Fluke Connect work with the 1664 FC?

It eliminates data entry by wirelessly syncing measurements directly from the installation tester to a smartphone.

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