those jump start battery packs the AA carry
those jump start battery packs the AA carry
Author
Discussion

CraigW

Original Poster:

12,248 posts

312 months

Tuesday 15th September 2009
quotequote all
Hi all, looking for one of these to keep charged at home. Needs to be fairly strong and have anti spike protection.

Can anyone reccomend anything that wont break the bank?

My colleague tried a cheapo one from halfords and it didnt work!

J500ANT

3,103 posts

269 months

Tuesday 15th September 2009
quotequote all
http://www.autoexpress.co.uk/products/products/223...

I realise its 2008 but I cant see a newer one.

Mars

10,127 posts

244 months

Tuesday 15th September 2009
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This looks to be a decent piece of kit. Sold by Halfords but not one of their branded items.

My brother bought one for camping and as a second/backup started battery for his car. He hopes to power his camping fridge off it while the car's not started.

wolf1

3,099 posts

280 months

Tuesday 15th September 2009
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The one we use is a 700 amp one. Sorry can't remember the brand name as the label fell off years ago but I'll try and find out. Point to note though steer clear of the one's with compressors etc as they tend to be weak. I had one of the grey halfrauds ones and the plug in leads were too short and it didn't hold charge for long.

In a nut shell you pay for quality and make sure the core of the leads is thick and not some pissy thin speaker wire covered in inch thick insulation to make them look heavy duty. Oh and the more cranking amps the better.

OnlyMX5ives

1,142 posts

222 months

Tuesday 15th September 2009
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My dad has this one:

http://www.machinemart.co.uk/shop/product/details/...

It will start anything including 8ltr diesels and it will do so multiple times. He's had it 2 yrs and its used several times a week (car trader).

In no way comparable to the £50 tat.

Gafferjim

1,337 posts

295 months

Wednesday 16th September 2009
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OnlyMX5ives said:
My dad has this one:

http://www.machinemart.co.uk/shop/product/details/...

It will start anything including 8ltr diesels and it will do so multiple times. He's had it 2 yrs and its used several times a week (car trader).

In no way comparable to the £50 tat.
I have exactly the same one, had it for years, good piece of kit. wait until they have one of their VAT FREE days, and go buy it then.

miniman

30,079 posts

292 months

Wednesday 16th September 2009
quotequote all
OnlyMX5ives said:
My dad has this one:

http://www.machinemart.co.uk/shop/product/details/...

It will start anything including 8ltr diesels and it will do so multiple times. He's had it 2 yrs and its used several times a week (car trader).

In no way comparable to the £50 tat.
Aye, this is the one to have IMHO. I needed one that could reliably crank over a 4ltr TVR from completely flat and it would do it time and time again.

CraigW

Original Poster:

12,248 posts

312 months

Wednesday 16th September 2009
quotequote all
does it have anti spike protection do you know?

miniman

30,079 posts

292 months

Wednesday 16th September 2009
quotequote all
Not sure, why are you looking for anti-spike protection? Easiest way to prevent spikes (and protect ECUs and so forth) is to connect the leads properly (i.e. negative on the boost pack to a major earth point such as the engine rather than to the battery negative post).

Lord Flathead

1,288 posts

209 months

Wednesday 16th September 2009
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Ha! I bought this one for £80 from Halfrauds..



But BEWARE.. it has a serious design fault with it. If the vehicle battery is COMPLETELY flat, its built in safety circuit rolleyes will not sense any voltage, and therefore will not switch on the current relay and thus no power will be connected.

Suckage = Large.

There is a workaround but it will take about ten minutes. You have to connect the supplied cigarette to cigerette lighter lead between the car and charger first, to put some current into the flat battery so that there is enough to bring the relay on in the battery pack.

On the plus side it does have an air-compressor, and a torch. I've used it about a dozen times in two years and on two occasions it couldn't start the car because the battery was completely flat.

Go figure!

mattley

3,037 posts

252 months

Wednesday 16th September 2009
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I bought one of the Halfords ones as recommended by which? It's helped out loads of mates and is a really handy piece of kit but there is one thing worth watching out for.

It has a sensor to make sure that you've got the +ve and -ve the right way round and if the alarm is active and the battery is completely flat then the jump connections just don't go live. I assume this is because the immobiliser has turned the electrics off so the sensor can't find anything as the car jumped fine off leads.

tubbystu

3,846 posts

290 months

Wednesday 16th September 2009
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Sealey Road Start RS2 is what you really need.

1600 amp crank power but £170

I know you said you didn't want to break the bank, but this is the dogs danglies

miniman

30,079 posts

292 months

Wednesday 16th September 2009
quotequote all
tubbystu said:
Sealey Road Start RS2 is what you really need.

1600 amp crank power but £170

I know you said you didn't want to break the bank, but this is the dogs danglies
Hmm... only 100A more grunt than the Clarke 4000, and double the price.

POORCARDEALER

8,666 posts

271 months

Wednesday 16th September 2009
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Been using these things for donkeys years........Snap On one is superb and well worth the money (£190).....

wolf1

3,099 posts

280 months

Wednesday 16th September 2009
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The AA use the one's in the link below. Very strong and the leads are a decent length. I've started trucks with mine and I've had it for years. Also has anti spike which I believe was a requirement for the op.

http://www.jumpstarters.co.uk/?gclid=CM2FntaO95wCF...

It's the PS 700 model

Oh and they're not cheap

TheEnd

15,370 posts

218 months

Saturday 19th September 2009
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I have a halfords one like above (it's actually yhr ring rpp200 or something with different stickers).

The leads are too short, you'd need to balance it on the engine somewhere when trying to jump a car.

Both clamps have disintergrated into shards of plastic.

Now, it refuses to charge, and just flicks the relay between charging and ready continuously.


Works great for a few tests in the office car park, but if you use them regular, they are just crap