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B&K PRECISION Digital Multimeter: TRMS, CAT III 1000V/CAT IV 600V - Standard Feature Multimeters
B&K PRECISIONStandard Feature Multimeters

B&K PRECISION Digital Multimeter: TRMS, CAT III 1000V/CAT IV 600V

The B&K PRECISION 391B is a TRMS digital multimeter from the Standard Feature Multimeters category, offering 40,000 instrument counts. It is rated CAT III 1000V and CAT IV 600V, with a maximum AC voltage measurement…

SKU 3G-OTH-173884

Brand
B&K PRECISION
Item
Digital Multimeter: TRMS, CAT III 1000V/CAT IV 600V
Category
Standard Feature Multimeters
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Technical Specifications

B&K PRECISION
Manufacturer Part Number
391B
Type
CAT III 1000V/CAT IV 600V
Instrument Counts
40,000
Max AC Volt Measurement
1,000 V
Calibration Certificate Included
Not Included
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B&K PRECISION Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The B&K PRECISION 391B is a TRMS digital multimeter from the Standard Feature Multimeters category, offering 40,000 instrument counts. It is rated CAT III 1000V and CAT IV 600V, with a maximum AC voltage measurement of 1,000 V. This model does not include a calibration certificate.

Used in

Common applications for B&K PRECISION
R&D lab testing — B&K Precision 4040B sweep function generator for signal injection and frequency response analysis
Production line quality control — B&K Precision 2567B digital oscilloscope for waveform verification and FFT analysis
Field service data logging — B&K Precision DAS240-BAT portable data recorder with 20-channel module for multi-sensor monitoring
Power supply testing — B&K Precision DC electronic loads for load regulation and efficiency measurements
Educational electronics training — B&K Precision benchtop oscilloscopes and signal generators for student lab exercises
Automated test systems — B&K Precision rack-mounted power supplies with DRRM3U1 kit for integrated test racks

B&K PRECISION Products

3G Electric supplies B&K PRECISION standard feature multimeters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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B&K PRECISION Digital Multimeter: TRMS, CAT III 1000V/CAT IV 600V, 1,000 V Max AC Volt Measurement (MPN 390B). Key specifications — Instrument Counts: 100,000; Brand: B&K PRECISION; Calibration Certificate Included: Not Included.
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B&K PRECISION Bench Digital Multimeter: CAT I 1000V/CAT II 300V, 10 A AC Current Measurement - Max (MPN 5493CGPIB). Key specifications — Brand: B&K PRECISION; Instrument Counts: 2,000,000; Calibration Certificate Included: Included.
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B&K PRECISION Bench Digital Multimeter: CAT I 1000V/CAT II 300V, 10 A AC Current Measurement - Max (MPN 5492CGPIB). Key specifications — Brand: B&K PRECISION; Instrument Counts: 200,000; Calibration Certificate Included: Included.
B&K PRECISION Bench Digital Multimeter: CAT I 1000V/CAT II 300V, 20 mA AC Current Measurement - Max (MPN 5491B). Key specifications — Brand: B&K PRECISION; Instrument Counts: 50,000; Calibration Certificate Included: Included.
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B&K PRECISION Bench Digital Multimeter: CAT I 1000V/CAT II 300V, 20 mA AC Current Measurement - Max (MPN 5491B). Key specifications — Brand: B&K PRECISION; Instrument Counts: 50,000; Calibration Certificate Included: Included.

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B&K PRECISION Digital Multimeter: TRMS, CAT III 1000V/CAT IV 600V, 1,000 V Max AC Volt Measurement (MPN 393B). Key specifications — Instrument Counts: 100,000; Brand: B&K PRECISION; Calibration Certificate Included: Not Included.
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B&K PRECISION Digital Multimeter: TRMS, CAT III 1000V/CAT IV 600V, 1,000 V Max AC Volt Measurement (MPN 393B). Key specifications — Instrument Counts: 100,000; Brand: B&K PRECISION; Calibration Certificate Included: Not Included.