Skip to content

AstroAI Digital multimeter with ceramic fuses review

A compact meter whose distinguishing specification is its protection: a double ceramic fuse stated as flame-retardant, plus a silicone sleeve, at fourteen euros.

The bottom line The fusing is the reason to pick this over its neighbours. It is also the only meter here that mentions its fuse at all.

Fourteen euros, and the only listing in this hub that talks about the fuse.

What the manufacturer publishes

Accurate measurement of AC and DC voltage, DC current, resistance and diodes. A sampling rate of two measurements per second and a 0.6-inch backlit LCD. A data-hold function, a low-battery indicator and an audible continuity tester. A double ceramic fuse, stated as flame-retardant and protecting against overload, and a silicone sleeve protecting the meter.

The component nobody advertises

Ask what fails dangerously in a multimeter and the answer is the current input. Put the probes across a live supply with the meter set to amps, and the only thing between you and a short circuit is the fuse. Ceramic, sand-filled fuses are specified for that job; glass ones are not. This is the only listing among five meters here that names the type.

What is still not stated

No measurement category, no true-RMS, no AC current. The first is a safety specification and its absence is the pattern of this whole hub; the other two are capability limits that put this meter firmly in the household and hobby band.

Availability

On sale from 10 € to 20 € on the German, American, British, French, Italian and Spanish Amazon stores at the time of checking.

Prices and availability are what Keepa reported on the date this page was updated; both move.

Prices quoted in this text were read on 31 August 2026. The live price is at the top of the page.

What we like, and what we don't

Strengths

  • A double ceramic fuse, stated as flame-retardant and protecting against overload — the right fuse type for a meter
  • A protective silicone sleeve included rather than sold separately
  • Audible continuity, data hold and a low-battery indicator
  • A stated sampling rate of two readings per second
  • On sale across all six markets

Compromises

  • No measurement category published
  • A 0.6-inch display, the smallest in this hub
  • No true-RMS and no AC current range

Specifications

Amazon referenceB01ISAMUA6 (identical on 6 markets)
EAN0756910381981
Voltage measurementAC/DC voltage
Current measurementDC current
Functionsresistance · diode
Fusedouble ceramic fuse

Questions people actually ask

Why does a ceramic fuse matter?

The fuse in a meter's current input is a safety component. A ceramic sand-filled body is specified where the meter must interrupt a high-energy fault; a glass fuse of the same current rating does not do the same job. AstroAI states double ceramic fusing, which most meters at this price do not mention at all.

What category is it rated to?

The listing does not state one. Follow the manual supplied with the meter, and treat the absence of a published category as a reason to keep it away from anything beyond a socket outlet.

What does two samples per second mean?

The display updates twice a second. On a changing signal that is slow, and it is the normal rate at this price.