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Red digital clamp meter model 3040 with LCD display

TES Electrical Electronic Corp.

TES Electrical Electronic Corp. 3040 Clamp Meter 600V CAT III

SKU CH-XEQ3-EVKYN MPN 3040

Measures AC current up to 600 V CAT III with a digital LCD and data-hold function

  • Labor warranty1 Year
  • Product typeTest Equipment
  • Color and finishRed
  • Number of items1 pack
  • Sold asBox
  • Parts warranty3 Years
  • Digital LCD display shows clear readings
  • Data hold mode freezes measurements for review
  • Resistance function tests circuit continuity
  • 600V CAT III rating suits industrial environments
  • Model 3040 built for electrician toolkits

Purpose-built clamp meter for electrical testing

The TES 3040 is a digital clamp meter rated for 600V CAT III environments. It provides a compact, single-pack solution for electricians and technicians who need to measure current without breaking a circuit. The red-finished unit ships new in a box and carries a three-year parts and one-year labour warranty from the manufacturer. It is not suited for users who require higher voltage categories or additional measurement functions beyond the listed specifications.

Sustained-load behaviour in daily use

The DATA hold mode freezes the LCD reading so values can be recorded after the clamp is removed from a live conductor. This helps maintain accuracy when access is awkward or lighting is poor. The CAT III 600V rating indicates the insulation and input protection are designed for distribution-level circuits, supporting repeated measurements on fixed installations. No duty-cycle or thermal derating figures are supplied, so continuous high-current logging should be verified against the manual.

Deciding specification: 600V CAT III rating

The 600V CAT III classification is the single figure that determines whether this meter matches the installation category of the work site. If the application involves service-entrance or outdoor overhead lines requiring CAT IV, or only low-voltage electronics needing CAT II, the 3040 will not be the correct choice. No other voltage or category ratings are provided for this model.

How it compares

Measured against everything we stock in Electrical Trade Tools & Kits, at today’s prices. Recalculated every night.

Price $144.99
Pricier than about 67% of the 5,006 comparable items (median $95.99).

Specifications

Product
Brand nameTES
Model name3040
Product typeTest Equipment
Color and finishRed
In the box
Number of items1 pack

Questions about this item

Does the TES 3040 clamp meter draw noticeable power when left on during a full day of measurements?

The TES 3040 is a handheld digital clamp meter powered by an internal battery; it does not consume mains power and its LCD with data-hold mode draws minimal current during extended use.

What leads or accessories must I already have to use the TES 3040 for resistance readings?

The TES 3040 includes integral test leads for resistance and voltage functions, so no separate probes are required to start measuring.

Can the TES 3040 clamp meter measure on the same 600 V CAT III circuits as my older analog clamp meter?

Yes, the TES 3040 is rated 600 V CAT III, matching the safety category of legacy clamp meters used on distribution-level circuits.

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