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B&K Precision
B&K Precision

B&K Precision 391B True RMS Handheld Digital Multimeters, 600 V, IV CAT, 10 A, 1000 V, 390B Series

Our Part #20002894

Mfr Part #391B

B&K Precision 391B
B&K Precision
B&K Precision

B&K Precision 391B True RMS Handheld Digital Multimeters, 600 V, IV CAT, 10 A, 1000 V, 390B Series

Our Part #20002894

Condition:New

Mfr Part #391B

$488.00EACH

Condition:New

True EMS Digital Multimeter with Bluetooth

The 390B Series True RMS multimeters offer a comprehensive solution for general-purpose measurement applications. Bundled with a complete set of accessories, these multimeters provide technicians and engineers with accurate results, data logging capabilities, and measurement features for evaluating a variety of electronics or electrical systems.

  • DCV, ACV, AC+DC, DCI, ACI, resistance, capacitance, frequency, diode, temperature, and continuity measurement functions
  • True RMS AC and AC+DC measurements
  • Bluetooth connectivity for live data monitoring and logging from a mobile device (Model 390B only)
  • Up to 100,000-count, dual display
  • dB, dBm, limits, peak-hold, REL (delta), MIN, MAX, and average math functions
  • HFR (High Frequency Rejection) mode applies a low pass filter for AC measurements (800 Hz cut-off)
  • Isolated USB interface with operating software for remote data logging
  • Dirt and water-resistant housing with rubberized protective case
  • CAT III 1000 V / CAT IV 600 V protection
Features390B391B393B
True PMSAC, AC + DC voltage and currentAC, AC + DC voltage and currentAC, AC + DC voltage and current
DCV Accurancy+/- (0.03% +10 digits)+/- (0.03% +20 digits)+/- (0.015% +20 digits)
Display Count40,00040,000100,000
AutoV/LoZ--
Wireless Data Logging--
Auto Backlit, Dual Display
Analog Style Bar Graph
Relative Mode (% and Δ)
Min/Max/Avg
dBm/dB Measurement
Auto Hold, Peak Hold
Data Log Capacity40,000 Readings20,000 Readings20,000 Readings
Duty Cycle-
Temperature Probe
Optical Isolated USB Interface


In The Box

  • 391B Multimeter
  • Test Leads
  • K-type Thermocouple Adapter
  • Protective Case
  • Optical-isolated USB Cable
  • Magnetic Hanging Kit
  • Alkaline Batteries

BrandB&K Precision
True RMSYes
Maximum AC Voltage1000 V
Maximum AC Current10 A
Maximum DC Voltage1000 V
Maximum DC Current10 A
Display Digits4.75
Display Count40,000
Series390B Series
Battery Life100 hrs.
DC Voltage0.0003
InterfaceUSB
Safety RatingCAT III 1000 V / CAT IV 600 V
Warranty3 Years
$488.00EACH
Empowering the entire electronics lifecycle

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