Here's a list of inexpensive network-controlled relays. Some of these
support input voltage monitoring, if you wish to check their specs to see
which do.

DTWonder   $20 CDN   https://www.aliexpress.com/item/4001232791244.html



Tinycontrol LAN Controller V2.0   $25 CDN
https://www.i4wifi.eu/en/234467-tinycontrol-lan-ovladac-v2-0



Tinycontrol LAN Controller V3.7  $80 CDN
https://www.i4wifi.eu/en/211103-tinycontrol-lan-ovladac-v3-7



BrickElectric  BEM104 server remote reboot swtich and auto ping monitor $40
CDN
https://www.brickelectric.com/io-system-c-2/bem104-server-remote-reboot-swtich-and-auto-ping-monitor-p-42.html?zenid=031cd6ef9d10c9887bca2917f7217414#.XyCmyKZ7nmE



LAN Ethernet 2 Way Relay Board $20 CDN
https://www.aliexpress.com/item/32875281443.html



HHT-NET2D   $30 CDN  https://www.aliexpress.com/i/32878564233.html
https://www.ebay.ca/itm/252637541844



Industrial POE power supply 1 network relay Module $30
https://www.aliexpress.com/item/4000340390279.html

On Thu, Jan 14, 2021, 6:36 PM Peter Kranz via AF <af@af.afmug.com> wrote:

> I was user SuperRMS boards for monitoring 24V DC battery banks at remote
> sites, but I barely use any of the features those boards provide. I really
> just need a SNMP capable voltage monitor that runs off the 24Vdc of the
> battery it is monitoring. Anyone got a favorite choice?
>
>
>
>
> *Peter Kranz*www.UnwiredLtd.com <http://www.unwiredltd.com/>
> Desk: 510-868-1614 x100
> Mobile: 510-207-0000
> pkr...@unwiredltd.com
>
>
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