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Pros & Cons
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Wifi Connectivity
Customers have mixed opinions on the wifi connectivity of the Shelly 3EM, but generally positive. Some found it straightforward to connect and set up, while others encountered challenges and had to make adjustments to their router settings for successful connection.

Highlights
Quality
The app is pretty user friendly and built with multiple devices in mind.
The 3em kit offers three channels (3x current transformers at 120a) and is appropriate for 110-230v / 50/60hz installations.
If you follow the steps and select a 5ghz network, it won’t work (in that case, hold down the green led which is also a button,... Read More
To get a hint on how to make it work, do this:o connect 120v to “va” inputo connect neutral wire to n inputo clip one of the th... Read More
Overview
- How are reviewers describing this item?
green, pretty and current. - Our engine has profiled the reviewer patterns and has determined that there is high deception involved.
- Our engine has analyzed and discovered that 22.8% of the reviews are reliable.
- This product had a total of 28 reviews as of our last analysis date on Feb 9 2025.
Helpful InsightsBETA
Posted by a reviewer on Amazon
This tool is limited in its success by the lack of adequate documentation however once you get over the initial issues this item provides amazing capabilities at a great price
Posted by a reviewer on Amazon
To get a hint on how to make it work do thiso connect 120v to “va” inputo connect neutral wire to n inputo clip one of the three split core current transformers around the wire providing the 120v to va for this testo and plug that split core current transformer to connection “iaia”o when you provide power the green led on the top of the unit should now flash slowly• web connectiono disconnect from all wifi networks on your computero from a computer that has 2
Posted by a reviewer on Amazon
O click on that wifi network and select “connect”o you should see a connection to that network with a message “no internet” that’s ok
Posted by a reviewer on Amazon
O now go to the device default address 192
Posted by a reviewer on Amazon
O you’ll know that the 3em is successfully connected to your wifi network if the green led is “mostly green” and flickers off occasionally or maybe completely green
Posted by a reviewer on Amazon
If you follow the steps and select a 5ghz network it won’t work in that case hold down the green led which is also a button for 10 seconds and that will reset it and you can try again
Review Count History
Price History
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