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Portable charging box using 12v battery.
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Narpy
 


Member Since: 18 Jul 2011
Location: Stockport
Posts: 7830

2005 Discovery 3 TDV6 S Manual Cairns BlueDiscovery 3
Portable charging box using 12v battery.

I'm going to be needing to make a charging box using a 12v car battery, suitable box with carrying strap and enough sockets for charging phones, laptop etc.
I want to charge my charging box at home using my CTek, so I can use it in the field away from my car.
The requirement to charge a couple of 12v 7ah RC battery's is also critical.

Any help, E-Bay links etc., experiences and pitfalls, greatly appreciated coz I just know you guys will have already done this project. Thumbs Up
 Mods:
Front Fogs + Halos
FBH Remote Control
The 1st Ever RRS Modded Grill
Garmin Nuvi + D4 Surround + Reversing Camera.
D4 Steering Wheel.
Rear Boot Spoiler.
Twin Brake Lights.
Wing Mirror Indicator Repeaters.
Long Roof Rails
Make your own Narpy grill thread
I'm not scared, I'm outta here. 
 
Post #135045030th Sep 2014 6:48 pm
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therealboss
 


Member Since: 21 Mar 2014
Location: Co Carlow
Posts: 1958

Ireland 2005 Discovery 3 TDV6 S Auto Tonga GreenDiscovery 3

Have a look at this.

https://www.youtube.com/watch?v=gtw5zevngC4
 Dale




Mods to date.
D4 Rear Lights
Xenon Lights fitted & De-Tangoed
RAI, V8 Brake Upgrade, AMK Compressor
Beanie Grill
ProSpeed Roof Rack & Ladder
ProSpeed Tree/Rock Sliders
Disco3.co.uk Orange Sticker
ATR's Fitted
Club Blackvue 
 
Post #135045730th Sep 2014 6:58 pm
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stew 46
 


Member Since: 01 Dec 2011
Location: cornwall
Posts: 10146

England 2005 Discovery 3 TDV6 SE Manual Siberian SilverDiscovery 3

I've brought many over the years , but this is Bow down Bow down it does every thing Thumbs Up I done 10 days driving around Spain , it charged phone , iPads etc , great work light , it's spot on Thumbs Up




And yes DT gave me the link to it about 18 months ago Whistle Thumbs Up Thumbs Up
 -------------------------------------------------
if you cant hold on dont let go , it ill come in handy for something even if you never use it.
D3 SE 05,
110 s wagon 300 tdi SOLD
h top transit
crew cab transit
transit connect
ausa dumper, muck truck .
peljob 2.5 digger
06 L 200 crew cab 
 
Post #135049930th Sep 2014 8:09 pm
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tayaste
 


Member Since: 15 May 2013
Location: Chester
Posts: 7633

United Kingdom 2008 Discovery 3 TDV6 HSE Auto Stornoway GreyDiscovery 3

Hi Ian,
This is the one I've got.

http://www.alpha-batteries.co.uk/accubox-d...tAodxn0Aew

Only 1 x 12v socket but can use a multi adapter from flea bay I charge mine in the box with my C-Tek.

Just unscrew the two connectors, connect the C-Tek Turn on the accubox and charge away.

Big enough to take my old LR battery.

PS. We'll arrange a date for my reversing cam Thumbs Up
  
Post #135051530th Sep 2014 8:25 pm
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Ent
 


Member Since: 12 Oct 2007
Location: In the cack
Posts: 6485

Iraq 2011 Discovery 4 3.0 SDV6 XS Auto Fuji WhiteDiscovery 4

Ian

Have a look at the National Luna portable power pack for ideas. I have one with a 125aH Gel leisure battery in it and it is charge via a red Anderson plug as I drive.
 Club Exped trailer
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Post #135051930th Sep 2014 8:29 pm
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Narpy
 


Member Since: 18 Jul 2011
Location: Stockport
Posts: 7830

2005 Discovery 3 TDV6 S Manual Cairns BlueDiscovery 3

Re-upping this thread as I need assistance.

I have made myself one of these and it contains my old D3 battery:
Click image to enlarge


I am wanting to field charge a few of these:
Click image to enlarge



My intentions are to charge the smaller battery using my battery box + old D3 battery.
I have been using an inverter and plugging in a motorcycle battery charger to charge the smaller battery but I'm sure I'm doing things the long way around as I'm going from 12v to 240v back to 12v when there must be a simpler method.

Question: Is there a simple method to charge a small 12v battery from a bigger 12v battery without using an inverter?
 Mods:
Front Fogs + Halos
FBH Remote Control
The 1st Ever RRS Modded Grill
Garmin Nuvi + D4 Surround + Reversing Camera.
D4 Steering Wheel.
Rear Boot Spoiler.
Twin Brake Lights.
Wing Mirror Indicator Repeaters.
Long Roof Rails
Make your own Narpy grill thread
I'm not scared, I'm outta here. 
 
Post #166166931st May 2016 7:01 pm
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tayaste
 


Member Since: 15 May 2013
Location: Chester
Posts: 7633

United Kingdom 2008 Discovery 3 TDV6 HSE Auto Stornoway GreyDiscovery 3

I used a DC/DC charger for doing exactly that
   
Post #166167231st May 2016 7:24 pm
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Narpy
 


Member Since: 18 Jul 2011
Location: Stockport
Posts: 7830

2005 Discovery 3 TDV6 S Manual Cairns BlueDiscovery 3

Could you provide a link to a suitable product please Steve, I can't seem to find anything? Rolling Eyes
 Mods:
Front Fogs + Halos
FBH Remote Control
The 1st Ever RRS Modded Grill
Garmin Nuvi + D4 Surround + Reversing Camera.
D4 Steering Wheel.
Rear Boot Spoiler.
Twin Brake Lights.
Wing Mirror Indicator Repeaters.
Long Roof Rails
Make your own Narpy grill thread
I'm not scared, I'm outta here. 
 
Post #166167531st May 2016 7:28 pm
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Ent
 


Member Since: 12 Oct 2007
Location: In the cack
Posts: 6485

Iraq 2011 Discovery 4 3.0 SDV6 XS Auto Fuji WhiteDiscovery 4

What's wrong with a small suitcase generator?
 Club Exped trailer
Club Timed Climate
Club Flappy paddle steering wheel
Club 300bhp
Club Prospeed test pilot/lab rat
Club National Luna Stella conditioner 
 
Post #166167631st May 2016 7:28 pm
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Narpy
 


Member Since: 18 Jul 2011
Location: Stockport
Posts: 7830

2005 Discovery 3 TDV6 S Manual Cairns BlueDiscovery 3

Probably nothing but I need to charge silently. Wink
 Mods:
Front Fogs + Halos
FBH Remote Control
The 1st Ever RRS Modded Grill
Garmin Nuvi + D4 Surround + Reversing Camera.
D4 Steering Wheel.
Rear Boot Spoiler.
Twin Brake Lights.
Wing Mirror Indicator Repeaters.
Long Roof Rails
Make your own Narpy grill thread
I'm not scared, I'm outta here. 
 
Post #166167931st May 2016 7:36 pm
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tayaste
 


Member Since: 15 May 2013
Location: Chester
Posts: 7633

United Kingdom 2008 Discovery 3 TDV6 HSE Auto Stornoway GreyDiscovery 3

It wasn't cheap Ian .. http://www.ebay.co.uk/itm/like/19152961166...noapp=true
   
Post #166168031st May 2016 7:43 pm
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Narpy
 


Member Since: 18 Jul 2011
Location: Stockport
Posts: 7830

2005 Discovery 3 TDV6 S Manual Cairns BlueDiscovery 3

Shocked You're not kidding!!!!!!!

Looks like I'll have to stick with the inverter. Rolling Eyes
 Mods:
Front Fogs + Halos
FBH Remote Control
The 1st Ever RRS Modded Grill
Garmin Nuvi + D4 Surround + Reversing Camera.
D4 Steering Wheel.
Rear Boot Spoiler.
Twin Brake Lights.
Wing Mirror Indicator Repeaters.
Long Roof Rails
Make your own Narpy grill thread
I'm not scared, I'm outta here. 
 
Post #166168231st May 2016 7:44 pm
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boyd
 


Member Since: 26 Mar 2014
Location: Brackley
Posts: 217

United Kingdom 

Ctek d250s is the dc dc of choice but there are alternatives like the optimate dc 12v which is about a 1/4 of the price and gets decent reviews. Extronix also did a dirt cheap one for £18 but haven't seen any reviews on it....
  
Post #166170131st May 2016 8:22 pm
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Navigator
 


Member Since: 17 Mar 2010
Location: Stay at Home. One of the lives you save could be your own.
Posts: 5105

Scotland 2015 Discovery 4 3.0 SDV6 SE Auto Causeway GreyDiscovery 4

There is a device for charging one vehicle from another via their respective power sockets. It looks like a long two core lead with a plug on each end and a small box inline. Had one for years and I recall it being seen as "cheap" when I bought it and I have carried it about but never needed to use it. Sort of thing one might get in Poundstretcher.
 A vaccine does not stop you catching a virus, or passing it on, or getting ill from it, really ill. It does reduce the likelyhood of you dying when really, really ill. Stay Alive - KEEP AWAY FROM PEOPLE.  
Post #166173731st May 2016 10:18 pm
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Navigator
 


Member Since: 17 Mar 2010
Location: Stay at Home. One of the lives you save could be your own.
Posts: 5105

Scotland 2015 Discovery 4 3.0 SDV6 SE Auto Causeway GreyDiscovery 4

Item eBay Item No. 182117426736 on e-Bay!
 A vaccine does not stop you catching a virus, or passing it on, or getting ill from it, really ill. It does reduce the likelyhood of you dying when really, really ill. Stay Alive - KEEP AWAY FROM PEOPLE.  
Post #166174031st May 2016 10:25 pm
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