Test & Measurement

21510N, CLAMP METER 400A AC p-65031540 65031540

Southwire #: 65031540 Model #: 21510N

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400A AC Clamp Meter with Built-In NCV, Worklight, and Third-Hand Test Probe Holder.

Where to Buy

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PDF Excel Table

Features & Benefits

400A AC
CAT III 600V Safety Rating
Built-in non-contact voltage tester
Third-hand test probe holder

Specifications

Model #	21510N 21510N
UPC #	032886699801 032886699801
Product Height	8.48 21.54	inch cm
Product Width	2.91 7.39	inch cm
Depth	1.4 3.56	inch cm
Product Weight	0.6 0.27	lbs kg
Safety Rating	CAT III 600V CAT III 600V

Resources

Tools & Measurement Booklet

21510N Operating Manual

21510N Operating Manual - Spanish

21510N Operating Manual - French

Rated 2 out of 5 by Bummed out from Worked great until it died Used a few times, batteries went dead, then it wouldn’t turn back on after replacing batteries (cleaned a small amount of corrosion). How do I “reset” it? ???

Date published: 2024-07-08

Rated 5 out of 5 by junkman from A great meter for the money I needed to up my game with diagnosing some electronics that shorted from a power surge This meter did everything I needed it to do. I'm very happy with it.

Date published: 2024-03-05

400 amp clamp meter put new batteries in will not power on what should I do

Asked by: Fatback54

Hello, thank you for taking the time to ask us your question. So that we can learn more and assist further, please reach out to us at consumersupport@southwire.com.

Answered by: Southwire Care Team

Date published: 2025-12-12