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Fluke

Fluke i800 AC Clamp On Current Probe 800A measurement

SKU CH-SR69-VYERZ

AC current probe measuring 100 to 800 A with 2.1 in jaw opening and CAT III 600 V safety rating

  • Product typeElectronic
  • Measures AC current from 100 A to 800 A for wide-range troubleshooting
  • CAT III 600 V safety rating protects during high-voltage work
  • 1 mA/A output scales readings directly on any digital multimeter
  • 1 in jaw opening fits conductors up to 2.13 in diameter
  • Also reads AC and DC voltage up to 600 V for multi-function testing

Fluke i800 AC Current Probe

The Fluke i800 is a clamp-on current probe designed for use with a digital multimeter. It measures AC current from 100 A to 800 A, making it suitable for technicians and electricians who need to verify load levels on live conductors without breaking the circuit. The probe also supports AC and DC voltage measurement up to 600 V. It is built for professional test and measurement environments where safety and accuracy matter.

Shrouded Banana Plug Connection

The probe terminates in shrouded banana plugs that connect directly to a multimeter's input jacks, providing a secure and insulated link. A jaw opening of 2.1 in accommodates conductors up to 2.13 in in diameter, allowing measurements on thick cables or bus bars. The clamp design enables quick, non-invasive attachment around a single conductor. Safety rating CAT III 600 V covers distribution-level work on fixed installations.

Replaces Invasive Shunt Methods

This probe replaces the need to insert a shunt or break wiring to measure current, saving time and reducing exposure to live parts. The 1 mA per amp output scales the measured current to a readable voltage on the meter, so the upgrade is worth it when repetitive or high-current checks are required. It is not for users who need DC current measurement or who work on conductors larger than the stated jaw capacity. The one-year manufacturer warranty covers defects in materials and workmanship.

How it compares

Measured against everything we stock in Test Equipment & Meters, at today’s prices. Recalculated every night.

Price $343.99
Pricier than about 84% of the 202 comparable items (median $148.99).

Specifications

Product
Brand nameFLUKE
Product typeElectronic

Questions about this item

What measurement range does the 1 mA per amp output support on a multimeter?

The probe outputs 1 mA per amp, covering AC current from 100 A up to 800 A for direct reading on a DMM.

Will the 2.1 inch jaw opening fit a 2.13 inch conductor?

The jaw opens to 2.1 in, so a 2.13 in conductor exceeds the maximum size and will not fit.

How do I connect the shrouded banana plugs without reversing polarity?

Insert the red plug into the mA input and the black plug into COM on the multimeter; reversing them gives a negative reading.

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