HP Hewlett Packard 34401A Multimeter - Tested Working

HP (Hewlett Packard) 34401A bench multimeter, 6½ digits. Functions: DC V, AC V, DC I, AC I, Ω 2W, Ω 4W, Frequency, Period, Continuity, Diode. Math functions (Null, dB, dBm, Min/Max). HP-IB (GPIB) and RS-232 interfaces on the rear.

Condition

Tested, works perfectly (power-on, display and measurement checked).

⚠️ Metrology calibration (Trescal) recently expired (last calibrated 07/08/2025, due date 07/08/2026 passed) - the unit remains fully functional for everyday use, but a recalibration will be needed for use requiring metrological traceability.

Includes

• 1x HP 34401A multimeter

Photos are contractual, actual item photographed.