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frontpage Posted by DesertGardener | Staff • Last Monday
frontpage Posted by DesertGardener | Staff • Last Monday

ECO-WORTHY 12V/24V 20A Lithium LifePO4 14.6V Smart Battery Charger & Maintainer

+ Free S/H

$46

$90

48% off
eBay
17 Comments 15,533 Views
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Deal Details
eco-worthy-us via eBay has ECO-WORTHY 12V/24V 20A Lithium LifePO4 14.6V Smart Battery Charger & Maintainer on sale for $79.99 - $33.60 off w/ coupon code ECOJULY14 at checkout = $46.39. Shipping is free.

Thanks to Staff Member DesertGardener for sharing this deal.

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

Product Description:
  • 12V 20A LiFePO4 charger and battery maintainer is designed for 12V(12.8V) lithium batteries, with a constant current of 20A and a constant voltage around 14.6V.
  • Constant voltage of 14.6V, with a maximum current of 20A. it can charge a 12V 100Ah LiFePO4 battery to 50% in 2.5 hours, 2 times faster than an ordinary 10A battery charger.
  • Smart charger provides multiple protections to prevent over voltage, over current, short circuit, and overheat. It has full charged auto stop function and 0V charging mode. When the LiFePO4 battery is being protected by BMS, the charger can reactivate the battery and restore the normal voltage.

Editor's Notes

Written by Discombobulated | 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 18,900 total feedback | 118K 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 12V/24V 20A Lithium LifePO4 14.6V Smart Battery Charger & Maintainer on sale for $79.99 - $33.60 off w/ coupon code ECOJULY14 at checkout = $46.39. Shipping is free.

Thanks to Staff Member DesertGardener for sharing this deal.

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

Product Description:
  • 12V 20A LiFePO4 charger and battery maintainer is designed for 12V(12.8V) lithium batteries, with a constant current of 20A and a constant voltage around 14.6V.
  • Constant voltage of 14.6V, with a maximum current of 20A. it can charge a 12V 100Ah LiFePO4 battery to 50% in 2.5 hours, 2 times faster than an ordinary 10A battery charger.
  • Smart charger provides multiple protections to prevent over voltage, over current, short circuit, and overheat. It has full charged auto stop function and 0V charging mode. When the LiFePO4 battery is being protected by BMS, the charger can reactivate the battery and restore the normal voltage.

Editor's Notes

Written by Discombobulated | 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 18,900 total feedback | 118K items sold.
    • 30 days returns. Seller pays for return shipping.

Original Post

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Top Comments

caveman017
4373 Posts
753 Reputation
I had not a great experience with this.

My first one arrived with a cracked screen

My replacement wouldn't charge my battery at all

My 3rd has worked fine for the last few months.
WoodSlayR
558 Posts
132 Reputation
I have this exact charger and I clamped it while charging my 150ah EcoWorthy branded LiFePo4 battery near the beginning and again near the end of the charge cycle. I can vouch that it does a constant 22 amps which is 10% more than rated. Not bad! It got pretty warm but never so hot that I couldn't keep my hand on it. 10 out of 10 in my book especially considering I paid 75 dollars for it about a year ago. At this price, I'll probably buy by a second one. Redundancy is vital when building an emergency power setup.

16 Comments

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Last Monday
203 Posts
Joined Aug 2011
Last Monday
banorwood
Last Monday
203 Posts
This is a great deal! I was looking at the Victron Blue Smart chargers this morning but for ⅓ the price and all the same features besides Bluetooth, I'll take this!
1
Last Monday
4,373 Posts
Joined Feb 2005
Last Monday
caveman017
Last Monday
4,373 Posts

Our community has rated this post as helpful. If you agree, why not thank caveman017

I had not a great experience with this.

My first one arrived with a cracked screen

My replacement wouldn't charge my battery at all

My 3rd has worked fine for the last few months.
3
2
Last Monday
4,009 Posts
Joined May 2006
Last Monday
Arcticat
Last Monday
4,009 Posts
I wonder how these compare to other brands when charging the standard or AGM's?
Last Monday
788 Posts
Joined Mar 2005
Last Monday
bawla47
Last Monday
788 Posts
i just got this and own the victron 20amp too. the charger itself seems incredibly cheap, barely any weight to it, but it works. i don't know how it doesn't need any large heatsink like the victron or even there non smart 20 amp(the all black one i owned tool
1
Pro
Last Monday
558 Posts
Joined Jul 2019
Last Monday
WoodSlayR
Pro
Last Monday
558 Posts

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

Quote from bawla47 :
i just got this and own the victron 20amp too. the charger itself seems incredibly cheap, barely any weight to it, but it works. i don't know how it doesn't need any large heatsink like the victron or even there non smart 20 amp(the all black one i owned tool
I have this exact charger and I clamped it while charging my 150ah EcoWorthy branded LiFePo4 battery near the beginning and again near the end of the charge cycle. I can vouch that it does a constant 22 amps which is 10% more than rated. Not bad! It got pretty warm but never so hot that I couldn't keep my hand on it. 10 out of 10 in my book especially considering I paid 75 dollars for it about a year ago. At this price, I'll probably buy by a second one. Redundancy is vital when building an emergency power setup.
3
6d ago
126 Posts
Joined Nov 2011
6d ago
IMNX
6d ago
126 Posts
Would this be good for a motorcycle when not riding?
6d ago
89 Posts
Joined Dec 2019
6d ago
HonestBanana2312
6d ago
89 Posts
Quote from IMNX :
Would this be good for a motorcycle when not riding?
Way overkill and not the most convenient, but it could work if you make sure the terminals are the right size to bolt onto the battery. If you have a modern bike with an SAE port/connector somewhere it would probably be more convenient to just get a charger/tender an SAE port so you can easily plug/unplug

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6d ago
4,863 Posts
Joined Feb 2006
6d ago
Azrael_the_Cat
6d ago
4,863 Posts
-- deleted --
1
6d ago
259 Posts
Joined Oct 2008
6d ago
ck90211
6d ago
259 Posts
Thank you OP in for one. Hope I don't have to go through a few bad ones before getting a working one.
1
6d ago
788 Posts
Joined Mar 2005
6d ago
bawla47
6d ago
788 Posts
Quote from Azrael_the_Cat :
depends how efficient it is. if it's well designed, and optimized for its peak power it can easily be 90-95% efficient. The waste head of 2-5W at that efficiency doesn't need much heat sinking. Even if it was 80% efficient 10w wouldn't be too bad either.

I understand efficiency, how well it can convert the power. But if its a 20 amp charger, it's still pulling 240 watts at the minimum if it were 100% efficient, though it's definitely more like 10-15% above that.
6d ago
126 Posts
Joined Nov 2011
6d ago
IMNX
6d ago
126 Posts
Quote from HonestBanana2312 :
Way overkill and not the most convenient, but it could work if you make sure the terminals are the right size to bolt onto the battery. If you have a modern bike with an SAE port/connector somewhere it would probably be more convenient to just get a charger/tender an SAE port so you can easily plug/unplug
I have a 03 Kawasaki Meanstreak. I just got the bike, but i was recommended to get one of this while I learn and not using it for a while or for winter when not using the bike. So what would you recommend?
6d ago
65 Posts
Joined May 2015
6d ago
snowranger69
6d ago
65 Posts
Quote from IMNX :
I have a 03 Kawasaki Meanstreak. I just got the bike, but i was recommended to get one of this while I learn and not using it for a while or for winter when not using the bike. So what would you recommend?

Just get a cheap 12 volt trickle charger or a solar trickle charger if near a window
6d ago
160 Posts
Joined Jan 2021
6d ago
BeautifulLake409
6d ago
160 Posts
Quote from IMNX :
Would this be good for a motorcycle when not riding?
I used a Battery Minder on my bike and zt.
6d ago
119 Posts
Joined Jan 2014
6d ago
Delawaresace
6d ago
119 Posts
I built myself a power station with two 150 AH batteries and a cheap AliExpress 10 amp battery charger that I don't trust. This works out perfectly to swap out that battery charger. In for one.

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5d ago
852 Posts
Joined Feb 2017
5d ago
theshopper2022
5d ago
852 Posts
It is always better to charge batteries at a slower rate, if you want them to not heat up and last longer.
1

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