FLUKE Handheld Oscilloscope: Portable Handheld Digital Oscilloscopes, Fully Isolated
The FLUKE-190-504-III-S is a portable handheld digital oscilloscope from FLUKE, featuring a battery power source, IP51 rating, and a CAT IV 600V safety rating. It offers fully isolated channels, Auto triggering mode…
SKU 3G-OTH-170079
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Product Description
The FLUKE-190-504-III-S is a portable handheld digital oscilloscope from FLUKE, featuring a battery power source, IP51 rating, and a CAT IV 600V safety rating. It offers fully isolated channels, Auto triggering mode, True RMS AC magnitude calculation, and a sampling rate of 125 MS/s with 30,000 data points per channel memory depth. Basic AC voltage accuracy is +/-(1.50% +10 Counts), and basic DC voltage accuracy is ±(1.50% +6 Counts). The unit includes a DWA-131 Wi-Fi dongle and has a USB interface.
Frequently Asked Questions
What is the FLUKE-190-504-III-S handheld oscilloscope used for?
The FLUKE-190-504-III-S is a portable handheld digital oscilloscope designed for field troubleshooting and maintenance of industrial electrical systems. Its fully isolated channels and CAT IV 600V safety rating make it suitable for high-energy environments like power distribution, motor drives, and control panels.
What are the specifications of the FLUKE-190-504-III-S oscilloscope?
The FLUKE-190-504-III-S features a battery power source, IP51 rating, 125 MS/s sampling rate, 30,000 data points per channel memory depth, True RMS AC measurement, and basic DC voltage accuracy of ±(1.50% +6 Counts). It includes a DWA-131 Wi-Fi dongle and USB interface.
Where to buy the FLUKE-190-504-III-S oscilloscope worldwide?
3G Electric supplies the FLUKE-190-504-III-S oscilloscope to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this portable handheld oscilloscope.
How to maintain the FLUKE-190-504-III-S oscilloscope?
To maintain the FLUKE-190-504-III-S, keep the unit clean and dry, store it in its case when not in use, and recharge the battery per manufacturer guidelines. Avoid exposing the IP51-rated enclosure to excessive moisture or dust. Calibration should follow Fluke's recommended intervals for accuracy.
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3G Electric supplies FLUKE portable handheld digital oscilloscopes. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













