Then do what Greg suggested and get a Lithium based device that outputs DC. Such as this, but it's only 12-24v.
https://powershield.com.au/product/powershield-dc-mini-n36-ups/ On Fri, 3 Oct 2025 at 03:31, Auchtermuchty Weather <[email protected]> wrote: > It's only for the gateway. Anything else I might want a UPS for is the > other side of the house. > > It is the gateway in the house, not the sensors in the garden that I want > a UPS for. It's not a Davies Console - it's an Ecowitt so it doesn't have > any built-in batteries. > > I see some people in WXForum are using a power bank. That might be the > right route for me to go - I see the power connector is USB-C - so will > look in that direction. > > On Thursday, 2 October 2025 at 14:43:48 UTC+1 Greg Troxel wrote: > >> Francisco Alonso <[email protected]> writes: >> >> > I have been monitoring the power draw on the GW3000 for a few weeks now >> and >> > it sits solid in 162 mAh of current consumption, 5.25 V. Any UPS with a >> > greater capacity than 10000 mAh should last at least 2 days. At least, >> my >> > power bank did when I tested it. >> >> Yes, but that's output capacity of 10000 mAh at 5V, not "contains a >> battery rated at 10000 mAh". A UPS that produces 120V (or 230V, 240V) >> is running an inverter, and you have to consider the usage of the UPS >> control circuit and the power required to keep the inverter going even >> if the only load is a USB power supply. My point is that you can't >> reason about linear loads with real 120V UPS units. >> >> A power bank, that is low-power DC only, and designed to be efficient at >> low loads, is another story. It's great that you actually tested! >> > -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/d/msgid/weewx-user/ea999cf1-7d44-4911-bd19-b1ee0d70c8a0n%40googlegroups.com > <https://groups.google.com/d/msgid/weewx-user/ea999cf1-7d44-4911-bd19-b1ee0d70c8a0n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/weewx-user/CAGTinV4%2B3Z-ObeQNKn3pNQEpUJo1U0FBLEVQgLuC%2BA6n1F91yw%40mail.gmail.com.
