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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

Condition:New

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

$460.00EACH

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
Features 390B 391B 393B
True PMS AC, AC + DC voltage and current AC, AC + DC voltage and current AC, AC + DC voltage and current
DCV Accurancy +/- (0.03% +10 digits) +/- (0.03% +20 digits) +/- (0.015% +20 digits)
Display Count 40,000 40,000 100,000
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 Capacity 40,000 Readings 20,000 Readings 20,000 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

Brand: B&K Precision
True RMS: Yes
Maximum AC Voltage: 1000 V
Maximum AC Current: 10 A
Maximum DC Voltage: 1000 V
Maximum DC Current: 10 A
Display Digits: 4.75
Display Count: 40,000
Series: 390B Series
Battery Life: 100 hrs.
DC Voltage: 0.0003
Interface: USB
Safety Rating: CAT III 1000 V / CAT IV 600 V
Warranty: 3 Years
B&K Precision 390B Series Comparison Guide Datasheet
B&K Precision 390B Series True RMS Multimeters Datasheet
$460.00EACH