Fluke 323 Clamp Meter, Max Current 400A ac CAT III 600V

View all Clamp Meters

Subtotal (1 unit)*

£161.60

(exc. VAT)

£193.92

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 89 unit(s) ready to ship
  • Plus 88 unit(s) ready to ship from another location
  • Plus 88 unit(s) shipping from 27 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£161.60

*price indicative

Calibration Options:

presentation
Fluke 323 Clamp Meter, Max Current 400A ac CAT III 600V With UKAS Calibration
Calibration Type:
UKAS
RS Stock No.
765-6984

Each

£236.60

(exc. VAT)

£283.92

(inc. VAT)

presentation
Fluke 323 Clamp Meter, Max Current 400A ac CAT III 600V With RS Calibration
Calibration Type:
RSCAL
RS Stock No.
765-6988

Each

£214.60

(exc. VAT)

£257.52

(inc. VAT)

RS Stock No.:
765-3658
Mfr. Part No.:
FLUKE 323
Brand:
Fluke
Find similar products by selecting one or more attributes.
Select all

Brand

Fluke

Absolute Maximum AC Current Measurement

400A ac

Absolute Maximum AC Voltage Measurement

600V ac

Absolute Maximum DC Voltage Measurement

600V dc

Absolute Maximum Resistance Measurement

400Ω

Model Number

323

AC Current Measurement Resolution

100mA

Clamp Meter Type

AC Current Clamp Meter

Best AC Current Accuracy

±(2% rdg +5 Digits)

Best AC Voltage Accuracy

±(1.5% rdg +5 Digits)

Best DC Voltage Accuracy

±(1% rdg +5 Digits)

Functions Measured

AC Current, AC Voltage, Continuity, DC Voltage, Resistance

True RMS

Yes

Jaw Capacity Busbars

30mm

AC Voltage Measurement Range

600 V

Maximum Conductor Size

30mm

Dimensions

207 x 75 x 34mm

Safety Category

CAT III 600 V, CAT IV 300V

Display Type

LCD

Length

207mm

DC Voltage Measurement Resolution

100mV

Weight

265g

Height

34mm

Minimum Operating Temperature

-10°C

AC Current Measurement Range

400 A

Battery Type

AAA

Maximum Operating Temperature

+50°C

Safety Category Voltage

300 V, 600V

Resistance Measurement Resolution

100mΩ

Power Source

Battery

Best Resistance Measurement Accuracy

1.0 % ± 5 Digits

AC Voltage Measurement Resolution

100mV

Width

75mm

Safety Category Level

CAT III, CAT IV

RoHS Status: Exempt

COO (Country of Origin):
CN

FLUKE 323 Clamp Meter, True-RMS AC Response, Up to 400Ω Resistance Measurements - 320 Series


To check current without your circuit missing a beat, reach for the 323 clamp meter from FLUKE. For efficiency, its hinged jaw lets you test cables at any point in your electrical system without having to power down first. As the tool makes no contact with live wires, there's little chance of you getting a shock. The results are reliably noise-free, so you can trust the unit to give you spot-on readings. An ergonomic design and light 265g weight make this meter comfortable to use and a breeze to carry around while working on industrial, commercial and residential installations.

The Fluke 323 is part of the 320 series True-RMS clamp meter which measures current up to 400A ac and voltage up to 600V ac/dc. The 323 unit is designed to verify the presence of load current, AC voltage, and continuity of circuits, switches, fuses, and contacts. It also offers DC and frequency measurements and is supplied with test leads, a soft case and a user manual.
You can trust the 323 to help you confidently diagnose all kinds of electrical problems. It is an ideal troubleshooting tool for commercial and residential electricians.

Fluke 320 series Clamp Meters include:
Fluke 323 – 7653658 – For general troubleshooting
Fluke 324 – 7653667 – With temperature and capacitance capabilities
Fluke 325 – 7653660 – AC/DC features, temperature, capacitance, frequency

Features & Benefits


• Large display makes it simple to read measurements
• Comes with a soft carry case for safe storage
• Hold function lets you conveniently capture a reading on its display
• Slim design for easy access to small cable compartments 400ohm resistance measurement
• True RMS AC voltage and current for accurate measurements on non-linear signals
• Operating temperature ranges between -10°C and 50°
• Frequency measurement
• 265 g
• CAT III 600 V
• CAT IV 300 V
• Dimensions 207mm x 75mm x 34mm

Applications


The Fluke 323 True-RMS Clamp Meter is ideal for:
• Electricians
• Hotels and restaurants
• Residential electrical installations
• Hotels and restaurants
• HVAC maintenance

Can I use this clamp meter to measure DC current?


No, this clamp meter is designed to measure AC currents up to 400A. If you want to measure DC current, get your hands on the FLUKE 325 model (765-3660) instead.

Does the FLUKE 323 come with test leads included?


Yes. Test leads are supplied, so you can get up and running right away.

Supplied with

The Fluke 323 Clamp Meter comes with test leads, soft case, and user’s manual.

Related links