Keysight (Agilent)
Keysight (Agilent) 34401A
6.5 Digit DMM
0.0035% + 0.0005% (6.5-digit resolution) DC Voltage Accuracy
6.5 digits Number of Digits
100 mV to 1000 V DC Voltage Range
100 mV to 750 V (RMS) AC Voltage Range
100 Ω to 100 MΩ (2-wire and 4-wire) Resistance Measurement Range

| Attribute | Value |
|---|---|
| DC Voltage Accuracy | 0.0035% + 0.0005% (6.5-digit resolution) |
| Number of Digits | 6.5 digits |
| DC Voltage Range | 100 mV to 1000 V |
| AC Voltage Range | 100 mV to 750 V (RMS) |
| Resistance Measurement Range | 100 Ω to 100 MΩ (2-wire and 4-wire) |
| DC Current Range | 10 mA to 3 A |
| Frequency Measurement Range | 3 Hz to 300 kHz |
| Reading Speed | Up to 1000 readings per second |
| Interface | GPIB (IEEE-488) and RS-232 |
| Power Requirements | 100/120/220/240 VAC, 50/60 Hz, 15 W maximum |
Keysight Technologies 34401A Options:
- 34401A - 1CM - Rack Mount Kit (P/N 5062-3972)
- 34401A - 0B0 - DMM without manuals
- 34401A - A6J - ANSI Z540 compliant calibration
- 34401A - ABA - Manual option: US English
- 34401A - ABD - Manual option: German
- 34401A - ABE - Manual option: Spanish
- 34401A - ABF - Manual option: French
- 34401A - ABJ - Manual option: Japanese
- 34401A - ABZ - Manual option: Italian
- 34401A - AB0 - Manual option: Taiwan Chinese
- 34401A - AB1 - Manual option: Korean
- 34401A - AB2 - Manual option: Chinese
- 34401A - AKT - Manual option: Russian
| Model | 34401A |
|---|
The Keysight (Agilent) 34401A 6½-digit Digital Multimeter delivers precision, versatility, and rugged performance for both bench and system use. It provides high-resolution measurements of DC/AC voltage, DC/AC current, 2-wire and 4-wire resistance, continuity, diode testing, dB, and dBm. With 0.0015% DC accuracy, 0.06% AC accuracy, and True RMS AC capability, it captures fine signal detail at up to 1000 readings per second across standard GPIB or RS-232 interfaces.
Designed for professionals requiring reliable data acquisition and fast throughput, the 34401A is ideal for laboratory testing, industrial diagnostics, and automated systems.
Testwall can supply the used Keysight (Agilent) 34401A, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) 34401A





