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I have an Optima Yellow Top that I use to power a fridge on my truck while camping. The Optima is connected via a battery separater to the main starting battery. When camping the fridge may run the Optima down to 60 over night, yet even if...

I have a 2010 Chevy Silverado as well as a 2014 Ford Escape 2.0 with 4 wheel drive. What battery charger would you advise me to get to service 2 vehicles. I live in Manitoba and need it for the winter. There are times one of the vehicle is...

I purchased a CTEK 7002 charger. Your website indicates that this charger is good through 225 amp hours capacity, but the manual shows a range of 14 - 150 Ah. Why the discrepancy? Can I use this unit to charge my Interstate 31-AGM7 batteries...

Will the CTEK battery charger work without being plugged to a wall outlet? | I believe you are asking if the battery health indicator needs to be plugged into the charger in order for it to work, is that correct? The CTEK Battery-Health Indicator...

I bought a 6000 lb motor and it keeps blowing the 30 amp fuse, put in a 40 amp with the same results? I worry that i may have put the wires together wrong and the switch is also working backwards? 2010 Keystone raptor | If you wired your landing...

I have a slide in camper and my batteries are out of reach to attach a trickle charger to the terminals. Is there a device that will trickle charge my camper without going directly to the terminals ie. wall to wall, or other? | For a battery...

Hi, could you please tell me whether CTEK will restart and reset automatically after AC supply interruption by the Utility Company in winter time? Thank you. My vehicle is 2016 Mercedes B250 | I checked with CTEK and they confirmed that the...

This question is similar to a previous question asked. However, I meed to know more. Running the 4 pin wire to the battery on the trailer then wiring to fuse box for the work lights. I understand this part. Now, what size battery would be recommended?...

Can you charge 2 six volt batteries with the enclosed wiring system that comes with the kit | It sounds like you have two 6V batteries wired in series for a 12V system. If that is the case then yes, you can use the CTEK MULTI US 7002 12-Volt...

I have recently become the caretaker for a drag car that has 2, 12v standard batteries wired in parallel. What is the best battery maintainer for this kind of setup? | I have a coupler CTEK chargers that I use to maintain and charge my vehicle...

My Ctek control board wont light up green, for my hydro clean machine pump goes but wont pump water. What is wrong with it? | I spoke to a representative from CTEK about your Universal Battery Charger. He said if your control board is not lighting...

Will this connector enable the 2015 Porsche Macan S factory-installed trailer hitch wiring harness to power a 40 AMP motor for a Tri Lift scooter lift or do I need to install a heavy duty hot lead directly to the battery? | Since we do not sell...

I have a Lippert Components Smart jack, #643589. Currently the jack will not operate without the trailer being hooked up to electric. | Either the battery is the issue or the wiring of the jack to the battery is the issue since the jack only...

I have read your posts on charging the brake line or dump battery, including running a #10 wire from the 7 way harness 12V hot to the Positive terminal on the battery, but I am concerned about feedback when the trailer is off, or if the battery...

I have an 06 Toyota Highlander Hybrid and an 06 Cruiser RV Funfinder-x trailer. I purchased a Draw-Tite 5100 brake controller and have wired it up per your video. The video shows a +12V contstant power going from the tow vehicle battery to...

I have 6, 6volt batteries wired in series to produce 12 volts, can I use a 12 volt battery tender to keep them charged | Yes, you will be able to use a CTEK MULTI US 7002 12-Volt Universal Battery Charger # CTEK56353 to charge your 6 volt batteries....

I have been advised by your experts that my truck will maintain my camper battery truck mounted but will not charge the battery. Is there a difference? Is there a way to charge the Camper battery while driving the truck the next day after a...

I have a 2015 Chevy Silverado 2500 6.6 liter turbo diesel 4×4. I want to know exactly what I need to charge my battery on my dump while hooked to the truck. | You can provide a maintenance charge to the trailer mounted battery on your trailer...

Will this charger work for 3 Optima D34M batteries If they are connected in parallel, without damaging batteries or voiding the warranty? | Yes, the CTEK MULTI US 7002 12-Volt Universal Battery Charger # CTEK56353 is compatible with your Optima...

I have the small round connecter with 6 or 7 places for wires, I can wire all lights. Needing to know how to wire 12 volt batteries used to dump trailer. Where they will be charging while plugged in or truck is running. Two batteries putting...

Is it normal for the Ctek 7002 to remain on stage 2 after nine hours? | I have a couple CTEK chargers like the part # CTEK56353 and a couple of times I've seen the chargers get stuck on a specific stage or basically act like a battery wasn't...

I am using 4 D31T yellowtop optimas in my over the road semi. How should I charge these using a CTEK charger? Do they need to be charged separately or can all 4 be done at the same time and how long would it take. | I Contacted CTEK to be sure...

Should I keep my 12 v deep cycle batteries hooked up to the camper wires when I am plugged up to shore power or a generator?? Will the generator or shore power charge the deep cycle batteries if they are hooked up to the camper wires ?? | Yes...

Will this setup also provide power to charge the batteries in the trailer? And run the 12v accessories in the trailer? | Once installed, the # ETBC7 provides an active 12-volt circuit that can be used to provide a maintenance charge to a trailer...