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Solis rhi-5k-48es latest firmware

jastreb

New Member
Joined
Aug 30, 2023
Messages
7
Location
Australia
Hi does anyone know where I can get the latest version? I have tried to contact Solis Australia but I keep getting ignored. Also browsing their website I can not find any. Cheers
 
Just browsed the entire website and PDF's and I cannot find it at all. Strange.

Do you have the wifi dongle connected too? Is there an option to upgrade through that?
 
Have you raised a support ticket with Solis? I haven't dealt with the Australian office, but the UK one were helpful and did the upgrade for me. If you haven't got the wifi connection they usually send out a USB upgrade stick which you put in place of the normal wifi logger and follow their upgrade procedure.
 
Just browsed the entire website and PDF's and I cannot find it at all. Strange.

Do you have the wifi dongle connected too? Is there an option to upgrade through that?
Thank you for your response. Yes I have the wifi dongle. No options that I can find to do it via it unfortunately.
 
Have you raised a support ticket with Solis? I haven't dealt with the Australian office, but the UK one were helpful and did the upgrade for me. If you haven't got the wifi connection they usually send out a USB upgrade stick which you put in place of the normal wifi logger and follow their upgrade procedure.
Yeah I have. Also tried the contact us email on their australasia website...I noticed today that on the soliscloud app, there is now a button for "Inverter Control". I don't think I had noticed that before. Seems to be a meny resembling the physical control panel on the inverter. I do not see a firmware upgrade option there either however.
 
Worth mentioning that the whole reason I am trying to do this is in hope to get a Lead Acid option from the Battery section. I do not see one. when I purchased it I was told it supports lead acid batteries.
 
Solis inverters require a usb stick / dongle to update firmware and you need to get that from your regions customer service, whom will also provide the binary file.

For USA users, this is the current firmware files, you can download, but still need the dongle which you need to log a ticket to get.

8-31-2023 8-06-52 PM.jpg
 
Worth mentioning that the whole reason I am trying to do this is in hope to get a Lead Acid option from the Battery section. I do not see one. when I purchased it I was told it supports lead acid batteries.

Solis Storage Inverters ( in the USA ) are UL9540 and only have options for qualified battery partners with the recent firmware, there are no lead-acid options and if your inverter does not have that option, it isn't supported. In the original released firmware for the 5G HVES, there was a user defined option, but has been removed as it was intended for manufacture testing, not intended for end-users
 
Solis Storage Inverters ( in the USA ) are UL9540 and only have options for qualified battery partners with the recent firmware, there are no lead-acid options and if your inverter does not have that option, it isn't supported. In the original released firmware for the 5G HVES, there was a user defined option, but has been removed as it was intended for manufacture testing, not intended for end-users
NOOOO.!!!! I so hope you are not right....I specifically asked that it needs to be able to support lead acid batteries... Does Solis support downgrading firmware? I am not sure that I will be able to get anywhere with the supplier as far as changing the inverter. It has been over a year now since installation.
 
Solis inverters require a usb stick / dongle to update firmware and you need to get that from your regions customer service, whom will also provide the binary file.

For USA users, this is the current firmware files, you can download, but still need the dongle which you need to log a ticket to get.

View attachment 165519
Thank you for your reply. That dongle looks like the wifi stick hanging off the bottom of the inverter. Is that it or something different?
 
Thank you for your reply. That dongle looks like the wifi stick hanging off the bottom of the inverter. Is that it or something different?
Its different, its specifically for updating the firmware and has a USB port that you would insert a USB memory stick with the firmware into.

I found dozens of bugs with the 5G HVES is why I have one, was first name basis with the whole US support team.
 
Does Solis support downgrading firmware?

The inverter does, whether you can get older firmware and the updater stick you will have to log a ticket with support in your region and find out.

You can always do LifeP04 an option, the prices have come down considerably and it is a no mess option. Lead Acid sucks, been there, have the tee-shirt.
 
The inverter does, whether you can get older firmware and the updater stick you will have to log a ticket with support in your region and find out.

You can always do LifeP04 an option, the prices have come down considerably and it is a no mess option. Lead Acid sucks, been there, have the tee-shirt.

Hi guppy, I appreciate all your responses. My reason for lead acid is that I have access to FREE ex UPS batteries from work. I get to pick the best ones when they get replaced on a schedule. So past couple of months I have cherry picked and charged and tested a whole bunch of batteries and was now looking at installing them. What a waste of effort...I don't know about the USA but in Australia the LifePo4 batteries are not that cheap.
 
Hi guppy, I appreciate all your responses. My reason for lead acid is that I have access to FREE ex UPS batteries from work. I get to pick the best ones when they get replaced on a schedule. So past couple of months I have cherry picked and charged and tested a whole bunch of batteries and was now looking at installing them. What a waste of effort...I don't know about the USA but in Australia the LifePo4 batteries are not that cheap.
If the inverter will run without communications, you could just pick any LifePo4 battery as the charging voltages would be safe for your free batteries. I don't know if that is an option as we don't have access to the 48V Hybrids in the USA.
 
If the inverter will run without communications, you could just pick any LifePo4 battery as the charging voltages would be safe for your free batteries. I don't know if that is an option as we don't have access to the 48V Hybrids in the USA.
If it's like our EU/UK ones, there should be a User Defined battery option where you can set voltages and currents manually. It should work without comms, but won't show the SOC%.

We were told that we could use Lead Acid, but it would invalidate the warranty.

LiFePo4s are more expensive than LA, but the 80-90% DOD helps a lot.
 
Are they if you factor in longevity?
Good question. I've only had my Pylontech US2000Cs for a year, so ask me again in 15 years or so - by which time I will probably have upgraded as new technologies come out and prices drop considerably.
 
NOOOO.!!!! I so hope you are not right....I specifically asked that it needs to be able to support lead acid batteries... Does Solis support downgrading firmware? I am not sure that I will be able to get anywhere with the supplier as far as changing the inverter. It has been over a year now since installation.
I have the same Inverter and also faced the same challenge when initially commissioned as at the time I had a bank of functional Lead Acids with the intention of riding them out before moving to LifePo4. The sticker on the side of the inverter explicitly states under the Battery info that it is compatible with both Lithium and Lead Acid. I too did not have the Lead Acid as a battery option initially. Logged a call through my local Solis, they remotely connected and did a firmware change, and the Lead Acid battery type showed up after. So, the inverter most certainly supports it and so does Solis themselves.

It's been a while but from what I recall Lead Acid as an option caused all sorts of havoc on the Backup functionality if you have load wired through the Backup output. It can't effectively monitor SOC etc. Introduced a Victron Smart Shunt and more or less got it figured out but it wasn't seamless and issue free. I lived with the issues for a while and then moved to Lifepo4 very soon after with absolutely no regrets.
 
Hi guppy, I appreciate all your responses. My reason for lead acid is that I have access to FREE ex UPS batteries from work. I get to pick the best ones when they get replaced on a schedule. So past couple of months I have cherry picked and charged and tested a whole bunch of batteries and was now looking at installing them. What a waste of effort...I don't know about the USA but in Australia the LifePo4 batteries are not that cheap.
Hey - there is another member on here (and on the OZ whirlpool forums @wattsmatters) who has a bank of LA - BEHIND - a bank of LiFePo4 - you would have to read up on the whirlpool forums for all the details - but essentially he allows the smallish LiFePo4 bank to do all the daily heavy lifting and then the LA is a standby/ low cycle option

This is essentially an automated exercise due to the working and resting voltage differences between the chemistry.

Craig
 

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