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frontpageDesertGardener | Staff posted Aug 04, 2025 08:16 PM
frontpageDesertGardener | Staff posted Aug 04, 2025 08:16 PM

ECO-WORTHY 195W 12V Monocrystalline Solar Panel

+ Free Shipping

$68

$100

32% off
eBay
21 Comments 8,914 Views
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Deal Details
Eco-Worthy US via eBay has Eco-Worthy 195W 12V Monocrystalline Solar Panel on sale for $79.98 - $12 off w/ coupon code FIFTEENFORYOU at checkout = $67.98. Shipping is free.

Thanks to Staff Member DesertGardener for sharing this deal.

Note, must apply the listed coupon code at checkout for the discount to apply.

Product Description:
  • Class A monocrystalline solar cell
  • Daily output of 780Wh
  • IP67 sealed tempered glass
  • Plug and play connectors
  • IP65 junction box
  • Weight: 20.48lbs
  • Max Power Current: 9.65A
  • Voltage: 12V
  • Open Circuit Voltage: 24.5V
  • Max Power Voltage: 20.2V
  • Short Circuit Current: 10.14A
  • Size: 52.6" x 26.4" x 1.4"

Editor's Notes

Written by Corwin | Staff
  • About this Deal:
    • Offer valid for a limited time only / while supplies last.
    • Please see the original post for additional details and give the WIKI and forum comments a read for helpful discussion.
  • About this Store:
    • eco-worthy-us via eBay: 98.9% positive feedback from over 19,000 feedback | 120K items sold.
    • 30 days returns. Seller pays for return shipping.

Original Post

Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Eco-Worthy US via eBay has Eco-Worthy 195W 12V Monocrystalline Solar Panel on sale for $79.98 - $12 off w/ coupon code FIFTEENFORYOU at checkout = $67.98. Shipping is free.

Thanks to Staff Member DesertGardener for sharing this deal.

Note, must apply the listed coupon code at checkout for the discount to apply.

Product Description:
  • Class A monocrystalline solar cell
  • Daily output of 780Wh
  • IP67 sealed tempered glass
  • Plug and play connectors
  • IP65 junction box
  • Weight: 20.48lbs
  • Max Power Current: 9.65A
  • Voltage: 12V
  • Open Circuit Voltage: 24.5V
  • Max Power Voltage: 20.2V
  • Short Circuit Current: 10.14A
  • Size: 52.6" x 26.4" x 1.4"

Editor's Notes

Written by Corwin | Staff
  • About this Deal:
    • Offer valid for a limited time only / while supplies last.
    • Please see the original post for additional details and give the WIKI and forum comments a read for helpful discussion.
  • About this Store:
    • eco-worthy-us via eBay: 98.9% positive feedback from over 19,000 feedback | 120K items sold.
    • 30 days returns. Seller pays for return shipping.

Original Post

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Top Comments

reihlthing
7 Posts
10 Reputation
I have one and it only seems to pull about half its capacity in ideal conditions
daman619
585 Posts
54 Reputation
I had two. Best it can do was 120-130 watts each in direct sunlight. Packaging was also pretty cheap. Both boxes were destroyed when it got to me. Panels was fine. I also had one leaning up my van when wind blew it over. The panel side slam against the ground but, surprisingly, no damage. I had it on the roof of my van and drove all over the country. It held up just fine. It's ok if you need cheap panels but performance was lacking for me so I eventually upgraded to something else.

20 Comments

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Aug 04, 2025 08:34 PM
7 Posts
Joined Apr 2009
Aug 04, 2025 08:34 PM
reihlthingAug 04, 2025 08:34 PM
7 Posts

Our community has rated this post as helpful. If you agree, why not thank reihlthing

I have one and it only seems to pull about half its capacity in ideal conditions
3
1
Aug 04, 2025 09:24 PM
83 Posts
Joined Mar 2024
Aug 04, 2025 09:24 PM
HilariousFuel2927Aug 04, 2025 09:24 PM
83 Posts
Quote from reihlthing :
I have one and it only seems to pull about half its capacity in ideal conditions
I have the same one and it pulls 185 watts in ideal conditions.
Aug 04, 2025 10:09 PM
585 Posts
Joined Feb 2004
Aug 04, 2025 10:09 PM
daman619Aug 04, 2025 10:09 PM
585 Posts

Our community has rated this post as helpful. If you agree, why not thank daman619

I had two. Best it can do was 120-130 watts each in direct sunlight. Packaging was also pretty cheap. Both boxes were destroyed when it got to me. Panels was fine. I also had one leaning up my van when wind blew it over. The panel side slam against the ground but, surprisingly, no damage. I had it on the roof of my van and drove all over the country. It held up just fine. It's ok if you need cheap panels but performance was lacking for me so I eventually upgraded to something else.
Last edited by daman619 August 4, 2025 at 03:12 PM.
1
Aug 04, 2025 11:05 PM
96 Posts
Joined Sep 2010
Aug 04, 2025 11:05 PM
beatnik28Aug 04, 2025 11:05 PM
96 Posts
I get a bit confused by open, max, and short numbers in relation amps and volts listed on panels.
The Bluetti EB3A specs states:
  • OCV: 12-28V
  • Input Current: 8.5A MAx
  • Input Power 200W Max
If I understand the info from this panel posted in the OP, it should be ok, correct?
Aug 05, 2025 12:04 AM
79 Posts
Joined May 2013
Aug 05, 2025 12:04 AM
TheCounselingGeekAug 05, 2025 12:04 AM
79 Posts
I have the double sided version and have not tested it but they are large. Definitely not "portable" very easily. Kinda wished I got a folding one for my power outage backup plan D that will mainly live in the garage
Aug 05, 2025 01:00 AM
61 Posts
Joined Feb 2019
Aug 05, 2025 01:00 AM
SplendidScene442Aug 05, 2025 01:00 AM
61 Posts

Our community has rated this post as helpful. If you agree, why not thank SplendidScene442

Quote from beatnik28 :
I get a bit confused by open, max, and short numbers in relation amps and volts listed on panels.
The Bluetti EB3A specs states:
  • OCV: 12-28V
  • Input Current: 8.5A MAx
  • Input Power 200W Max
If I understand the info from this panel posted in the OP, it should be ok, correct?

It's ok - but will suck. It's why people say the panel is not output the correct amount - the panel is fine. Since the panel voltage is 20.2volts and the Bluetti can only take 8.5amps - the max power is 171.7 watts in perfect conditions and usually meaning the perfect angle. You will get about 130watts in real conditions.

You need to look at a higher voltage panel to get max power - not to exceed the 28volt bluetti limit - also you have to factor in voltage rise of the panel in the winter . You never want to exceed voltage - it burns things up - the both devices will self limit amps.

You have to check voltage & amps & watts in both devices - to find ones that play together nice for max power

Panels are really sensitive to angle - at 10am a 200watt panel flat mounted will only do about 90watts - tilt it to a correct angle it will do 175watts.
Last edited by SplendidScene442 August 4, 2025 at 06:07 PM.
2
Aug 05, 2025 01:28 AM
96 Posts
Joined Sep 2010
Aug 05, 2025 01:28 AM
beatnik28Aug 05, 2025 01:28 AM
96 Posts
Thank you. Exactly the help I was looking for.

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Aug 05, 2025 02:38 AM
391 Posts
Joined Nov 2011
Aug 05, 2025 02:38 AM
LeakyAneurismAug 05, 2025 02:38 AM
391 Posts
I often see 400w 40v panels for sale for $30-50 in FB Marketplace. Bring a voltmeter I suppose, but used panels from older installs can be had for a good price.
Aug 05, 2025 03:04 AM
4 Posts
Joined Jul 2024
Aug 05, 2025 03:04 AM
manjuuAug 05, 2025 03:04 AM
4 Posts
Quote from beatnik28 :
I get a bit confused by open, max, and short numbers in relation amps and volts listed on panels.The Bluetti EB3A specs states:
  • OCV: 12-28V
  • Input Current: 8.5A MAx
  • Input Power 200W Max
If I understand the info from this panel posted in the OP, it should be ok, correct?
There is a Voltage - Current curve which depends on the sunlight intensity. When it is open circuit, the panel has a maximum voltage output, however when you start to draw energy by increasing the output current, the voltage goes down (At short circuit condition, there is almost no voltage output). Since the power output is the multiplication of voltage and current, there is an "optimal" point which can give you maximum power output. Usually you need a controller to dynamically find this point.
Aug 05, 2025 01:00 PM
852 Posts
Joined Apr 2010
Aug 05, 2025 01:00 PM
LL_RRoDAug 05, 2025 01:00 PM
852 Posts
Quote from reihlthing :
I have one and it only seems to pull about half its capacity in ideal conditions
Found this off a solar forum.

TLDR: You will need at least 2 panels to get over 32V

"So after watching a few reviews on this I have confirmed this myself. The solar input port of the AC180 is 12v-60v at 10 amps. However you will only get the full 10amp from solar IF the volts are above 32v. So if you have a 200w solar panel that operates at 20v and 10 amps you will never ever get the full output with the AC180. The maximum you will ever get from that panel is 160w ( in max conditions) This is a 20% loss and is not advertised anywhere and honestly is absolutely unacceptable. Bluetti's own 200w folding panel will not work properly with the AC180 as it will always be limited to 160w max ( 8amp limit until the volts go above 32v). In fact I don't think there is a portable solar panel on the market at 200w that has volts anywhere near 32v. It's kind of false advertising to be honest. Surely this should be addressed in a firmware update somewhere.

So if everyone is wondering why you are only seeing around 150-155w from your 200w panel this is why. I can only pull a maximum of 154w from my 200w panel but my older EB150 will get 181 watts. Exact same conditions side by side with the same panel. This needs to be fixed"

He's talking about a power station but this is what most people will use it for so a lot of PS MPPT's work this way so that may be why people are getting way less efficiency out of one panel.
2
Aug 05, 2025 10:20 PM
11 Posts
Joined Jan 2020
Aug 05, 2025 10:20 PM
mdsd7712Aug 05, 2025 10:20 PM
11 Posts
Stevie Ray Vaughn or SRV MEANS series raises voltage... connect in series to double the voltage...
Aug 05, 2025 11:16 PM
242 Posts
Joined Dec 2024
Aug 05, 2025 11:16 PM
MerryMeat6430Aug 05, 2025 11:16 PM
242 Posts
Quote from daman619 :
I had two. Best it can do was 120-130 watts each in direct sunlight. Packaging was also pretty cheap. Both boxes were destroyed when it got to me. Panels was fine. I also had one leaning up my van when wind blew it over. The panel side slam against the ground but, surprisingly, no damage. I had it on the roof of my van and drove all over the country. It held up just fine. It's ok if you need cheap panels but performance was lacking for me so I eventually upgraded to something else.
I don't know who to believe! Was it parallel or series?
1
Yesterday 02:29 AM
663 Posts
Joined May 2010
Yesterday 02:29 AM
PreonYesterday 02:29 AM
663 Posts
Quote from daman619 :
I had two. Best it can do was 120-130 watts each in direct sunlight. Packaging was also pretty cheap. Both boxes were destroyed when it got to me. Panels was fine. I also had one leaning up my van when wind blew it over. The panel side slam against the ground but, surprisingly, no damage. I had it on the roof of my van and drove all over the country. It held up just fine. It's ok if you need cheap panels but performance was lacking for me so I eventually upgraded to something else.
It goes with the flux into the panel, so sine of the angle. If the panel is aimed exactly wrong it it get 0W and if it is perfect it will get max W. Mounted to a van, or leaning on a van will almost always have a non-90 degree angle.
Yesterday 05:45 AM
1 Posts
Joined Jul 2021
Yesterday 05:45 AM
SensibleRaccoon951Yesterday 05:45 AM
1 Posts
I have 8 of the bifacial ones from them, at the best angle and sun socal it gets 960w charging power, so 120w per panel is correct and mine is the bifacial ones, supposedly better
1

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Yesterday 06:23 AM
215 Posts
Joined Jul 2018
Yesterday 06:23 AM
puncturepremiumYesterday 06:23 AM
215 Posts
Quote from LL_RRoD :
Found this off a solar forum.

TLDR: You will need at least 2 panels to get over 32V

"So after watching a few reviews on this I have confirmed this myself. The solar input port of the AC180 is 12v-60v at 10 amps. However you will only get the full 10amp from solar IF the volts are above 32v. So if you have a 200w solar panel that operates at 20v and 10 amps you will never ever get the full output with the AC180. The maximum you will ever get from that panel is 160w ( in max conditions) This is a 20% loss and is not advertised anywhere and honestly is absolutely unacceptable. Bluetti's own 200w folding panel will not work properly with the AC180 as it will always be limited to 160w max ( 8amp limit until the volts go above 32v). In fact I don't think there is a portable solar panel on the market at 200w that has volts anywhere near 32v. It's kind of false advertising to be honest. Surely this should be addressed in a firmware update somewhere.

So if everyone is wondering why you are only seeing around 150-155w from your 200w panel this is why. I can only pull a maximum of 154w from my 200w panel but my older EB150 will get 181 watts. Exact same conditions side by side with the same panel. This needs to be fixed"

He's talking about a power station but this is what most people will use it for so a lot of PS MPPT's work this way so that may be why people are getting way less efficiency out of one panel.
thank you for indirectly helping me solve the same issue.
I bought a different solar panel and have them charging my batteries in parallel. Always wondered why it wasnt able to do 360w.... after all, 180x2, right? Apparently not.... 232w at 45 degree angles for both of my panels.

Totally lowered my expectations to "as long as this works 8 yrs, I'll be ok"

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