Extech · Updated June 2026
Extech EX330: price & specs
Extech EX330. Every price and spec below is linked to its source and dated — no guesses.
Source: extech.com verified ✓ corroborated verify in ledger
Is the Extech EX330 a good buy?
At $75, the Extech EX330 is #5 cheapest of the 11 multimeters we track, where the median is $86.49. On the spec sheet, its max voltage dc of 600 V is the lowest of the 12, and its count resolution of 4000 is at the median of the 12.
Specifications
| Price (US) | $74.99 Price from extech.com / Test Equipment Depot |
|---|---|
| Brand | Extech |
| Released | — |
| Type | digital handheld |
| True rms | No |
| Max voltage dc (V) | 600 |
| Count resolution | 4000 |
| Auto ranging | Yes |
| Cat safety rating | CAT II 1000 V / CAT III 600 V |
| Temperature measurement | Yes |
| Low impedance loz | No |
Source: extech.com (verified 2026-06-20) · corroborated by testequipmentdepot.com. Extech.com confirms $74.99, 4000-count LCD, 600 V max, CAT II 1000 V / CAT III 600 V, autoranging, Type K temperature probe, and NCV. Not True RMS (the EX430 adds TRMS). No LoZ mode.
Is the Extech EX330 worth it vs cheaper multimeters?
Extech EX330 against its closest cheaper and pricier multimeters on the specs that matter — every value sourced. See all 11 ranked
| Product | Price | Type | True rms | Max voltage dc (V) | Count resolution | Auto ranging |
|---|---|---|---|---|---|---|
| Extech EX330 this | $74.99 | digital handheld | No | 600 | 4000 | Yes |
| Klein Tools MM400 | $54.97 | digital handheld | No | 600 | 4000 | Yes |
| Klein Tools MM600 | $86.49 | digital handheld | No | 1000 | 4000 | Yes |
Frequently asked questions
How much does the Extech EX330 cost?
The Extech EX330 has a US price of $74.99 (Price from extech.com / Test Equipment Depot), as of 2026-06-20.
How does the Extech EX330 compare on price?
At $75, the Extech EX330 is #5 cheapest of the 11 multimeters we track, where the median is $86.49.
What are the Extech EX330's key specs?
Extech EX330 (Extech): type digital handheld, true rms No, max voltage dc v 600, count resolution 4000, auto ranging Yes. Full sourced spec sheet verified 2026-06-20.
Price of record: $74.99 at extech.com, 2026-06-27. Other retailers may be lower — check the current price:
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Compare with
Head-to-head
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- Klein Tools MM400 $54.97
- Amprobe AM-510 $47.95
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Step up
- Klein Tools MM600 $86.49
- Klein Tools MM700 $99.97
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