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Agilent Technologies 34401A Digital Multimeter

Direct From Site Clearance

Direct Site Clearance Price [?]
£ 500 (+ VAT)
Clearance ends
23 August 2017 14:00 GMT while stocks last
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15% BP will be added to your invoice
Part of a Direct Site Clearance
Electronic Test Equipment
Stock No
New or Used
Used (Second Hand)
Our Central Warehouse, Aldridge, UK


Keysight 34401A Digital Multimeter, 3A ac 750V ac, 6.5 digit

The Keysight 34401A gained the reputation of being the world's best-selling digital multimeter. It provides a combination of resolution, accuracy and speed for fast, accurate bench and system testing.

  • Measure up to 1000 volts with 6.5 digits resolution
  • 0.0035% basic dcV accuracy 
  • 0.06% basic acV accuracy 
  • 10mA to 3A current ranges
  • 3 Hz to 300 kHz ac bandwidth
  • Storage memory for up to 512 readings
  • Continuity and diode test
  • Selectable 2 or 4 wire resistance measurement
  • Test lead null feature to remove lead resistance and other fixed offsets.
  • 1000 readings/s direct to GPIB
  • Math functions include dB and dBm , Min,Max/Avg Limit & Hold measurements 
  • External Trigger signals inputs to synchronize to other instruments in a test system.
  • TTL output indicates Pass/Fail results when limit testing is used.
  • SCPI, Keysight 3478A and Fluke 8840A /42) command languages for compatibility with existing test software. 
  • Supplied with DMM Intuilink data logging software
  • Safety Rating CAT II 300 V
  • Dimensions 104 mm x 254 mm x 348 mm : weight 3.6 kg
FunctionRangesLowest ResolutionBasic Accuracy* (%) (1 year)
Voltage DC100mV, 1V, 10V, 100V, 1000V100nV0.035+0.0005
Voltage AC True RMS
(Range 3Hz to 300 kHz)
100mV, 1 – 750V100nV0.06+0.04(10Hz to 20kHz)
Resistance100Ω, 1kΩ, 10kΩ, 100kΩ, 1MΩ, 10MΩ, 100MΩ100μΩ0.010+0.001
Current DC10mA, 100mA, 1A, 3A10 nA0.05+0.005
Current AC True RMS
(Range 3Hz to 10 kHz)
1μA0.10+0.04(10Hz to 5kHz)
0.15+0.06(10Hz to 5kHz)
Frequency counter
(Range 3 to 300kHz)
100mV to 750V
10hz to 40Hz
40 Hz to 300 kHz
*Accuracy= ± (% of reading +% of range)
DC Voltage Accuracy±0.035%
DC Voltage Lowest Range100mV
DC Voltage Highest Range1000V
DC Voltage Lowest Resolution100nV
AC Voltage Accuracy±0.06%
AC Voltage Lowest Range100mV
AC Voltage Highest Range750V
AC Voltage Lowest Resolution100nV
AC Voltage Max Frequency300kHz
DC Current Accuracy±0.05%
DC Current Lowest Range10mA
DC Current Highest Range3A
DC Current Lowest Resolution10nA
AC Current Accuracy±0.1%
AC Current Lowest Range1A
AC Current Highest Range3A
AC Current Lowest Resolution1μA
AC Current Max Frequency300kHz
Resistance Accuracy±0.01%
Resistance Lowest Range100Ω
Resistance Highest Range100MΩ


Current NEW Price £1,000.00

pdf icon Print / Download Agilent Technologies 34401A Digital Multimeter Datasheet

Photographs taken prior refurbishment. Our refurbishment service is not available on all machines.