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FLUKE 1503 insulation tester - test voltage from 500V-1000V - 2427883

Supplier number: FLUKE 2427883 | EAN 0095969288668
Recommended Retail Price €795.36
724.47 tax incl.
€598.73 excl. VAT (incl. all environmental contributions)
On order: delivered from 05/10/2026

  • Ordered before 20:00 - delivered as of 05/10/2026
  • Free shipping
  • Delivery by DHL

Fluke Seasonal Promotion 2026

Receive a free Fluke instrument when you purchase Fluke products! Valid from 01.09.2026 to 31.12.2026.

How does it work?

  • Purchase Fluke products during the promotion period.
  • Spend more than €100 excl. VAT? You will earn points based on the value of your purchase: €1 = 1 point.
  • Redeem your points for a free gift or save them for a higher-value gift.
  • Register your purchase via the Fluke registration page.
  • Fluke promotions are recognisable by the promotion label on the product page. Click the label to discover all available Fluke promotions.

Choose your free gift

The more you spend, the greater the reward. See below which free Fluke instruments you can choose based on the number of points you have earned.

Fluke Promotion 2026 - Receive free Fluke instruments

Dependable insulation testing with Fluke

Practical benefits
  • Versatile dual test voltages: You can handle essential electrical testing across various applications using the selectable 500V and 1000V test voltages.
  • Automatic discharge for safety: You stay protected with live circuit detection above 30V and automatic discharge of capacitive voltage after testing.
  • Convenient remote test probe: You easily perform repetitive or hard-to-reach measurements using the included remote probe with integrated test button.

In a nutshell

The right choise for

With the Fluke 1503 insulation tester, you can perform dependable insulation testing during preventive maintenance, troubleshooting, or commissioning of electrical systems. Featuring selectable test voltages of 500V and 1000V, it allows you to verify wiring integrity, motors, and distribution panels with ease. The included remote test probe streamlines repetitive measurements in tight panels. You stay protected on every job with a cat IV 600V safety rating, live circuit detection above 30V, and automatic discharge of capacitive voltage after each test. Capable of measuring AC/DC voltage and performing continuity checks, this tool delivers the practical versatility you need in the field.



€724.47
tax incl.

Product information

Scope of delivery

  • Probe with remote control
  • Measuring leads
  • Measuring probes
  • Alligator clips
  • Holster
  • User manual

Product description:

  • The Fluke 1503 insulation tester is compact, robust, reliable and easy to use.
  • Thanks to different test voltages, they are ideal for many troubleshooting, commissioning and preventive maintenance applications.
  • Additional features, such as the remote probe of these instruments, save both time and money when performing tests.

Key features

  • Performing repeated tests or tests in hard-to-reach places is easy with the remote probe.
  • Detection of live circuits prevents, for added user safety, insulation testing at voltages > 30 V
  • Automatic discharge of capacitive voltages for extra user safety
  • AC/DC voltage: 0.1 V to 600 V
  • Continuity test: 200 mA
  • Resistance: 0.01 ? to 20.00 k?
  • Longer battery life thanks to automatic switch-off
  • Easy to read measured values thanks to large, illuminated display
  • Overvoltage category CAT IV 600 V for additional user protection
  • A remote probe, test leads, probes and crocodile clips are supplied with each tester
  • Suitable for optional Fluke TPAK magnetic pendant system leaving your hands free for other work
  • Four AA alkaline batteries (NEDA 15 A or IEC LR6) for at least 1000 insulation tests
  • One year warranty

Insulation test range

  • 0.1 M? to 2000 M?

Insulation test voltages

  • 500 V, 1000 V
  • Brand FLUKE
  • EAN 0095969288668
  • Supplier number FLUKE 2427883

Frequently asked questions about this product

Answered by specialists
What test voltages does the Fluke 1503 offer?
The tester provides two selectable test voltages of 500 V and 1000 V for insulation resistance from 0.01 MΩ to 2000 MΩ.
What accessories are included in the box?
It comes with a remote probe, test leads, test probes, alligator clips, a protective holster, and a user manual.
What power source does the Fluke 1503 use?
The instrument is powered by four standard AA alkaline batteries (LR6).
What safety category rating does this tester have?
It features a CAT IV 600 V overvoltage category rating and includes auto-discharge of capacitive voltage.
Can this instrument also measure standard voltage?
Yes, it measures AC/DC voltage from 0.1 V to 600 V and includes a 200 mA continuity test.
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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