Keeping your world up and running.®

Fluke i400s AC Current Clamp

This AC current clamp with BNC output extends the functionality of portable oscilloscopes or power quality meters to measure up to 400 A AC. Buy Online Now.

Overview
Features
Reviews
Specs
Models
Accessories
Resources
  • Fluke current clamps extend the current ranges of digital multimeters, power quality analyzers, and portable oscilloscopes and are available for both AC and AC/DC environments. The Fluke i400s is specially designed to offer maximum utility in a compact shape and is the only current clamp available with a CAT IV 600 V / CAT III 1000 V safety rating.

  • High safety AC Current Clamp with BNC output

    • Companion to your scope or power quality meter to measure up to 400 A AC
    • Only current clamp available with a CAT IV 600 V / CAT III 1000 V safety rating
    • Specially designed to offer maximum utility in a compact shape
    • Take accurate current readings without breaking the circuit
    • Soft non-slippery overmold handle
    • Optional PM9081/001 BNC/Banana adapter for DMM's
    • Two ranges: 40 A and 400 A, 10 and 1 mV/Amp output
    • Max. conductor Ø 32 mm
  • Specifications
    Nominal current range 40 A Range 0.5 A to 40 A
    400 A Range 5 A to 400 A
    Basic accuracy 40 A Range 2% + 0.015 A (45-400 Hz)
    400 A Range 2% + 0.04 A (45-400 Hz)
    Phase shift 40 A Range
    0.5 to 1 A Unspecified
    1 A to 5 A
    5 A to 10 A
    10 A to 20 A
    20 A to 40 A
    40 A to 400 A NA
    400 A Range
    0.5 to 1 A NA
    1 A to 5 A NA
    5 A to 10 A Unspecified
    10 A to 20 A
    20 A to 40 A
    40 A to 400 A 1.5°
    Typical bandwidth 40 A Range 5 Hz - 10 kHz
    400 A Range 5 Hz - 10 kHz
    Output level(s) 40 A Range 10 mV/A
    400 A Range 1 mV/A
    Crest factor 40 A Range ≤ 3
    400 A Range ≤ 3 to 300 A
      ≤ 2.5 to 400 A
    Safety Specifications
    Safety CAT IV, 600 V, CAT III, 1000 V
    Maximum non-destructive current 1000 V AC
    Mechanical and General Specifications
    Warranty 1 year
    Maximum conductor size 32 mm (1.25 inches)
    Output cable length 2.5 m (8.2 ft)
    BNC adapter Yes
    Dimensions 150 x 70 x 30 mm
    Weight 114 g
    • Model
      Model Name Description  
      Fluke i400s Fluke i400s AC Current Clamp
    • Compatible Products
      Model Name Description  
      Fluke 110 Plus Fluke 110 Plus Digital Multimeter
      Fluke 114 Fluke 114 Digital Multimeter
      Fluke 117 Fluke 117 Electrician's Digital Multimeter with Non-Contact Voltage
      Fluke 123 Fluke 123 Industrial ScopeMeter® Hand Held Oscilloscope
      Fluke 123/S Fluke 123/S Industrial ScopeMeter® Hand Held Oscilloscope
      Fluke 124 Fluke 124 Industrial ScopeMeter® Hand Held Oscilloscope
      Fluke 124/S Fluke 124/S Industrial ScopeMeter® Hand Held Oscilloscopes with SCC120 kit
      Fluke 434 II Basic Fluke 434 Series II Basic Energy Analyzer
      Fluke 434 Series II Fluke 434 Series II Energy Analyzer
      Fluke 435 Series II Basic Fluke 435 Series II Basic Power Quality and Energy Analyzer
      Fluke 435 Series II Fluke 435 Series II Power Quality and Energy Analyzer
      Fluke 438-II Power Quality and Motor Analyzer
    • Manuals
      Title  
      i400, i400S, 3140R CE Declaration of Conformity Download
      i400, i400S, 3140R CE Declaration of Conformity Download
      i400s Calibration Information Download
      i400S Instruction Sheet Download
      i400S Fiche d´instruction Download
      i400S Anleitungsblatt Download
      i400S Foglio di istruzioni Download
      i400S Hoja de instrucciones Download
    • Application Notes
      Title  
      Troubleshooting power harmonics Download