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expiredRokket | Staff posted Aug 02, 2021 01:58 AM
expiredRokket | Staff posted Aug 02, 2021 01:58 AM

Coleman 7-Amp Solar Charge Controller $10.25 + Free Shipping w/ Walmart+ or $35+

$10

$26

61% off
Walmart
17 Comments 15,076 Views
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Deal Details
Walmart [walmart.com] has the Coleman 7 Amp Solar Charge Controller on sale for $10.27. Shipping is free with Walmart+ or $35+ orders.

Rokket's Research:
  • This deal price is $15.23 lower (~60% savings) than the list price of $25.50.
  • For use with 12-volt solar panels and batteries; handles up to 7 amps of current or up to 105 watts of solar power.
  • Overall review rating of 4.4 / 5 stars.
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Walmart [walmart.com] has the Coleman 7 Amp Solar Charge Controller on sale for $10.27. Shipping is free with Walmart+ or $35+ orders.

Rokket's Research:
  • This deal price is $15.23 lower (~60% savings) than the list price of $25.50.
  • For use with 12-volt solar panels and batteries; handles up to 7 amps of current or up to 105 watts of solar power.
  • Overall review rating of 4.4 / 5 stars.

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17 Comments

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Aug 02, 2021 05:39 PM
1,879 Posts
Joined Jul 2010
Aug 02, 2021 05:39 PM
jackharvestAug 02, 2021 05:39 PM
1,879 Posts
So I have a 100w solar panel. I have been using it for random crap where I just hook both terminals up (to, say, a 12v fan).

This charge controller is the baby step that allows me to go solar panel —> this controller>> battery and Whatever I'm powering.

Right?
1
Aug 02, 2021 05:47 PM
335 Posts
Joined Dec 2016
Aug 02, 2021 05:47 PM
snowdrifterAug 02, 2021 05:47 PM
335 Posts

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

Quote from jackharvest :
So I have a 100w solar panel. I have been using it for random crap where I just hook both terminals up (to, say, a 12v fan).

This charge controller is the baby step that allows me to go solar panel —> this controller>> battery and Whatever I'm powering.

Right?

Correct. I'm also using a 20W panel to directly power a small water pump, but this plus a spare car battery would be a more reliable/robust setup for relatively cheap.

ETA: Keep in mind Amazon has cheap charge controllers for about the same price;
10A $9.99 https://www.amazon.com/EpRec-Cont...r=8-3&th=1

20A $10:59 https://www.amazon.com/EEEKit-Con...s=1&sr=8-6
Last edited by snowdrifter August 2, 2021 at 10:58 AM.
1
1
Aug 02, 2021 05:56 PM
3,274 Posts
Joined Nov 2005
Aug 02, 2021 05:56 PM
hondaman82Aug 02, 2021 05:56 PM
3,274 Posts
Quote from jackharvest :
So I have a 100w solar panel. I have been using it for random crap where I just hook both terminals up (to, say, a 12v fan).

This charge controller is the baby step that allows me to go solar panel —> this controller>> battery and Whatever I'm powering.

Right?
Correct, for one panel of 100w is perfect, if you have 2 or more panel then it is too much power for this controller to handle
1
Aug 02, 2021 06:15 PM
311 Posts
Joined Dec 2010
Aug 02, 2021 06:15 PM
majaguAug 02, 2021 06:15 PM
311 Posts
My guess is that this would only work with lead acid, not lithium ion - probably not a big deal as most people shopping at this pricepoint wouldn't be dropping the money for li, but worth knowing. Make sure it will work with your battery chemistry. There is a wanderer PWM charger that does handle LI for $30 - it might be worth getting that just for flexibility.
Aug 02, 2021 07:03 PM
1,324 Posts
Joined Mar 2007
Aug 02, 2021 07:03 PM
synthesis77Aug 02, 2021 07:03 PM
1,324 Posts

Our community has rated this post as helpful. If you agree, why not thank synthesis77

FYI - this isn't even a PWM controller - it's a simple voltage sensitive switch. it turns on at 13v and off 14.2v, no float, no charge management or anything. you can get something without a case for like $1 on eBay, or a real PWM controller for the same $10.
1
Aug 02, 2021 07:37 PM
3,222 Posts
Joined Nov 2006
Aug 02, 2021 07:37 PM
workerantAug 02, 2021 07:37 PM
3,222 Posts
Quote from synthesis77 :
FYI - this isn't even a PWM controller - it's a simple voltage sensitive switch. it turns on at 13v and off 14.2v, no float, no charge management or anything. you can get something without a case for like $1 on eBay, or a real PWM controller for the same $10.
Care to provide one that you like and why you like it? Peace
Aug 02, 2021 10:21 PM
145 Posts
Joined Nov 2018
Aug 02, 2021 10:21 PM
MaroonStep994Aug 02, 2021 10:21 PM
145 Posts
Do we really need to include "+ Free Shipping w/ Walmart+ or $35+ " with every Walmart post title at this point?
It's fine in the body of the post, but the title is getting redundant.

Sign up for a Slickdeals account to remove this ad.

Aug 02, 2021 10:55 PM
1,879 Posts
Joined Jul 2010
Aug 02, 2021 10:55 PM
jackharvestAug 02, 2021 10:55 PM
1,879 Posts
Quote from snowdrifter :
Correct. I'm also using a 20W panel to directly power a small water pump, but this plus a spare car battery would be a more reliable/robust setup for relatively cheap.

ETA: Keep in mind Amazon has cheap charge controllers for about the same price;
10A $9.99 https://www.amazon.com/EpRec-Cont...r=8-3&th=1 [amazon.com]

20A $10:59 https://www.amazon.com/EEEKit-Con...s=1&sr=8-6 [amazon.com]
Thanks!! I got the 20A one. Now... time to make some sort of standalone hydroponic garden or something... 😁
Aug 02, 2021 11:53 PM
3,132 Posts
Joined Mar 2005
Aug 02, 2021 11:53 PM
00dahcAug 02, 2021 11:53 PM
3,132 Posts
Quote from MaroonStep994 :
Do we really need to include "+ Free Shipping w/ Walmart+ or $35+ " with every Walmart post title at this point?
It's fine in the body of the post, but the title is getting redundant.
I like the "free store pickup" in posts. As if most places charge to walk into their stores.
Aug 03, 2021 02:32 AM
6,850 Posts
Joined Jul 2011
Aug 03, 2021 02:32 AM
08CivicSiAug 03, 2021 02:32 AM
6,850 Posts
Quote from 00dahc :
I like the "free store pickup" in posts. As if most places charge to walk into their stores.
Not every store offers a pickup option...so...
5
Aug 03, 2021 05:30 AM
181 Posts
Joined Nov 2015
Aug 03, 2021 05:30 AM
charltonafcAug 03, 2021 05:30 AM
181 Posts
Quote from 08CivicSi :
Not every store offers a pickup option...so...
It's the free part I think...
Original Poster
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Deal Hunter
Aug 03, 2021 09:29 AM
41,572 Posts
Joined Jun 2011
Aug 03, 2021 09:29 AM
RokketAug 03, 2021 09:29 AM
Original Poster
Pro
Deal Hunter
41,572 Posts
Quote from MaroonStep994 :
Do we really need to include "+ Free Shipping w/ Walmart+ or $35+ " with every Walmart post title at this point?
It's fine in the body of the post, but the title is getting redundant.
Well, store pickup isn't available, thus the "free shipping w/ Walmart+ or $35+ orders." Wink I think it's helpful to specify the free shipping minimum, since it varies by store.

Also, this deal is still available. Smilie
1
Aug 03, 2021 08:02 PM
538 Posts
Joined Aug 2017
Aug 03, 2021 08:02 PM
PuckS9852Aug 03, 2021 08:02 PM
538 Posts
Quote from jackharvest :
So I have a 100w solar panel. I have been using it for random crap where I just hook both terminals up (to, say, a 12v fan).

This charge controller is the baby step that allows me to go solar panel —> this controller>> battery and Whatever I'm powering.

Right?
Right now, your 100w panel is going to output voltage and current based on the light they receive.
A charge controller basically optimizes the output to a set voltage.
Very basic models are just a switch. They literally just turn off if the voltage gets below a certain threshold. Other one are much more complex and attempt to optimize your total power deliver(Volts * Amps).

this is especially important in battery charging. If you just hook up a solar panel to a battery, it will charge the battery while there is light and hypothetically, the battery will turn the solar panel into a light bulb at night. This makes sure that your battery is always getting float voltage.
Aug 03, 2021 10:27 PM
2,364 Posts
Joined May 2013
Aug 03, 2021 10:27 PM
JamesA8887Aug 03, 2021 10:27 PM
2,364 Posts
Quote from TMaroonStep994 :
Do we really need to include "+ Free Shipping w/ Walmart+ or $35+ " with every Walmart post title at this point?
It's fine in the body of the post, but the title is getting redundant.
That's how they do it here. Just like every amazon post mentions the deal for students to sign up for prime.

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Aug 05, 2021 09:04 AM
403 Posts
Joined Jun 2013
Aug 05, 2021 09:04 AM
SuperGrantAug 05, 2021 09:04 AM
403 Posts
Quote from MaroonStep994 :
Do we really need to include "+ Free Shipping w/ Walmart+ or $35+ " with every Walmart post title at this point?
It's fine in the body of the post, but the title is getting redundant.
Very redundant.

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