Author Topic: Solar Battery stackable options ideas  (Read 599 times)

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Offline stratis63Topic starter

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Solar Battery stackable options ideas
« on: July 29, 2025, 02:06:50 pm »
If the installation is not the ground floor but the basement or the sub basement
If you have space issues and if there is no elevator, the weight of the battery plays a significant role
The only to handle is  stackable batteries where each module is not more than 20 Kg and you can handle it down the staircase
Commercial companies like (name removed) offer similar configurations.
Do you know of other companieseither in the DIY space or ready made (commercial products)

Once again there is NO way a human can handle all in one 20-25KWH going down to subbasement without ending to the orthopedic with back problems
« Last Edit: August 10, 2025, 02:27:20 pm by Simon »
 

Offline brucehoult

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Re: Solar Battery stackable options ideas
« Reply #1 on: July 29, 2025, 11:33:00 pm »
I've got an all-in-one Pecron E3600LFP 3kWh battery, 2x 1200W MPPT, 3600W inverter, AC charger. It's 35 kg which (at 62) I find ok to move around as it's not too large and has good handles on the top. It was a LOT harder to get into my car at the store in the huge featureless shipping box.

2628613-0

I was glad I didn't get the (exactly twice the price, 4kWh, 4kW) Ecoflow Delta 3 Pro which weighs 51.5 kg!!

The Pecron takes up to 4 expansion batteries EP3000-48V of 3kWh each, for a total of 15kWh. Each battery weighs 26 kg.

I don't have any yet but I think maybe I'll get one, for 6kWh total, which should see me through from dusk to dawn for at least the summer and maybe a good part of spring and autumn. (I'm ok with using night-rate power between 11 PM and 7 AM to maintain some minimum state of charge when needed)

The price is more than for DIY LFP batteries, but I think it's not stupidly more, and worth it at US$809

https://www.pecron.com/products/pecron-ep3000-expansion-battery-3072wh

« Last Edit: July 29, 2025, 11:41:21 pm by brucehoult »
 

Online H.O

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Re: Solar Battery stackable options ideas
« Reply #2 on: July 30, 2025, 09:51:42 am »
Wrong forum section...

I think most systems, especially those for domestic use are modular. It's not practical to expect forklifts to be available on domestic sites.
For example SAJ HS2 is an "all-in-one solution" (ie the inverter and batteries are stacked). Each battery module is 5kWh and weighs 50kg. SAJ HS3 is newer and similar to the Sigenergy system shown, it's got an EV charger module and "slimmer" footprint. Same thing, 5kWh per battery module, 53kg each. I reckon it's a two person job to stack them.

Again, I don't expext any comercially sold system for domestic use to be delivered as one "blob" weighing hundreds of kilos.


 


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