Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
FLUKE Insulation Tester: 0.01 megaohm to 1,000 megaohm, 0 V AC to 500 V AC, CAT III/CAT IV 300V - Installation Testers
FLUKEInstallation Testers

FLUKE Insulation Tester: 0.01 megaohm to 1,000 megaohm, 0 V AC to 500 V AC, CAT III/CAT IV 300V

The FLUKE Insulation Tester (model FLK-1663 US) is an installation tester with a measurement range of 0.01 megaohm to 1,000 megaohm and 0 V AC to 500 V AC. It features an IP40 rating and is rated CAT III/CAT IV 300V…

SKU 3G-OTH-222855

Brand
FLUKE
Item
Insulation Tester: 0.01 megaohm to 1,000 megaohm, 0 V AC to 500 V AC, CAT III/CAT IV 300V
Category
Installation Testers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

FLUKE
Manufacturer Part Number
FLK-1663 US
Type
0 V AC to 500 V AC, CAT III/CAT IV 300V, USB
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

FLUKE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FLUKE Insulation Tester (model FLK-1663 US) is an installation tester with a measurement range of 0.01 megaohm to 1,000 megaohm and 0 V AC to 500 V AC. It features an IP40 rating and is rated CAT III/CAT IV 300V, with USB connectivity.

Frequently Asked Questions

What is the FLUKE FLK-1663 US insulation tester used for?

The FLUKE FLK-1663 US measures insulation resistance from 0.01 megaohm to 1,000 megaohm and AC voltage from 0 V AC to 500 V AC. It is used by electricians and maintenance technicians for installation testing, cable fault finding, and motor winding checks in industrial and commercial settings.

What are the specifications of the FLUKE FLK-1663 US?

The FLUKE FLK-1663 US is an installation tester with a measurement range of 0.01 megaohm to 1,000 megaohm and 0 V AC to 500 V AC. It has an IP40 rating, CAT III/CAT IV 300V safety rating, and USB connectivity. The manufacturer part number is FLK-1663 US.

Where to buy the FLUKE FLK-1663 US worldwide?

3G Electric supplies the FLUKE FLK-1663 US insulation tester to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver genuine FLUKE equipment and parts across 14 industrial departments.

How to select the right FLUKE insulation tester for my application?

Select a FLUKE insulation tester based on your required measurement range and safety category. The FLK-1663 US covers 0.01 megaohm to 1,000 megaohm and 0 V AC to 500 V AC with CAT III/CAT IV 300V rating. For higher voltages or different ranges, consult the FLUKE product line. 3G Electric can help match the right model to your needs.

Used in

Common applications for FLUKE
Industrial process calibration — Fluke FLK-729PRO 4M automatic pressure calibrator for verifying pressure transmitters and switches
Electrical maintenance — Fluke-77 IV digital multimeter for measuring AC/DC voltage and current in control panels
HVAC diagnostics — Fluke-59 MAX infrared thermometer for non-contact temperature measurement of ducts and equipment
Rotating equipment alignment — Fluke 832 NA laser shaft alignment tool for aligning pump and motor shafts
Temperature sensor calibration — Fluke 9144-E-P-156 drywell for calibrating RTDs and thermocouples in field metrology
Electrical safety testing — Fluke FTP-1 test probe for making voltage measurements in CAT III and CAT IV environments

FLUKE Products

3G Electric supplies FLUKE installation testers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
FLUKE Insulation Tester: 0.01 megaohm to 1,000 megaohm, 0 V AC to 500 V AC, CAT III/CAT IV 300V, USB (MPN FLK-1664FC US). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Insulation Tester: 0.01 megaohm to 1,000 megaohm, 0 V AC to 500 V AC, CAT III/CAT IV 300V, USB (MPN FLK-1664FC US). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1673FC US FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1673FC US FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1672 US FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1672 US FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC US FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC US FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC SCH FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC SCH FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN Fluke 1673FC US). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN Fluke 1673FC US). Key specifications — attr1387587: IP40; attr1387524: FLUKE.

More from FLUKE

View all FLUKE parts →
FLUKE Insulation Tester: 0.01 megaohm to 1,000 megaohm, 0 V AC to 500 V AC, CAT III/CAT IV 300V, USB (MPN FLK-1662 US). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Insulation Tester: 0.01 megaohm to 1,000 megaohm, 0 V AC to 500 V AC, CAT III/CAT IV 300V, USB (MPN FLK-1662 US). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC SCH/1630/FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC SCH/1630/FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN Fluke 1673FC SCH). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN Fluke 1673FC SCH). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC US/1630/FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC US/1630/FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN Fluke 1674FC SCH). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN Fluke 1674FC SCH). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC SCH/1630). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC SCH/1630). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1672 SCH FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1672 SCH FTT). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC US/1630). Key specifications — attr1387587: IP40; attr1387524: FLUKE.
FLUKE
FLUKE Installation Tester: 10 kiloohm to 1,000 megaohm, 2 V AC/DC to 30 V AC/DC, IP40, Digital, USB (MPN 1674FC US/1630). Key specifications — attr1387587: IP40; attr1387524: FLUKE.