Videos are provided as a guide only. Refer to manufacturer
installation instructions and specs for complete information.
This powerful four-step charger uses a patented, pulse-maintenance system to charge 12V batteries on mowers, golf carts, jet skis, motorcycles and snowmobiles - great for maintaining seasonal vehicles. Keeps your battery ready to go when you are.
Features:
Specs:

This CTEK charger comes w/ two battery cables: one w/ clamp terminals and one w/ eyelet terminals. The 16" eyelet-terminal cable can be left attached to the battery, and the clamp-terminal cable is great for temporary connections.

Whenever you want to charge the battery, just plug CTEK's patented Comfort Connect attachment terminal into the receiving end on either of the provided battery cables.

Safe, four-step process uses switch-mode, pulse-maintenance technology.

A goof-proof design distinguishes CTEK's new-generation chargers from the competition - you don't have to be a mechanical guru to keep your battery working at top efficiency. CTEK's patented charging system monitors your battery, providing exactly the charge it needs during each unique charging stage!
Your personal safety is paramount, and CTEK's spark-free, short-circuit-proof design incorporates a feature that prevents reverse polarity, keeping you safe. You simply cannot make a polarity mistake: The charger will not operate if it is attached incorrectly. In addition, the red alarm light on the charger alerts you if there is a reverse-polarity problem.
CTEK's patented, switch-mode, pulse-maintenance charging system is scientifically engineered to safely charge your battery by employing the most up-to-date technology. Using carefully monitored, low-grid voltage, CTEK's patented process differs from competitors' chargers in its ability to provide the precise final voltage that your battery needs to maintain optimum charge level. This sophisticated, interactive device will never overcharge or undercharge your battery. You may leave it attached to the battery for months, making it perfect for seasonal vehicle storage.
Won't cause overcharging or overheating. These together can cause gassing and excessive acid concentration that shortens the life of the battery by corroding the lead plates. When overcharged, the battery cells become dried out. Electrolytes "boil dry," generating excessive heat that can cause a fire.
Won't cause undercharging or sulfation. Undercharging can be just as damaging to your battery as overcharging because chronic undercharging leads to sulfation. Sulfation occurs when the lead and lead dioxide of the battery's plates react w/ sulfuric battery acid to produce lead sulfate. This in turn is converted back to lead, lead oxide and sulfuric acid. A small, unavoidable amount of sulfation and gassing naturally takes place as a result of the chemical processes occurring in lead-acid batteries. However, extensive undercharging causes extra lead sulfate to accumulate on the lead plates of the battery. Because the crystalline form of the sulfate cannot hold an electrical charge, excessive sulfation greatly diminishes the charging ability of the battery, eventually rendering it unusable.
Provides desulfation w/ a patented process. Desulfation is the reversal of sulfation damage. The CTEK charger's unique process not only prevents the undercharging that produces excess sulfation, it also includes a desulfating step that can often "revive" a lightly sulfated battery. It accomplishes this w/ carefully monitored electronic pulses of energy that help to break down the lead sulfate crystals, allowing the battery to accept charge once again.
Ensures consistent charging w/ low ripple-wave percentage rate. Ripple-wave percentage is the quantity of disturbances exhibited in current and voltage. Even minor variations in household current can cause undercharging or overcharging, but CTEK's low-ripple design regulates the incoming current before passing it on to your battery. This process can cause the charger to be a little slower than linear chargers but results in a healthier, more productive, longer-lasting battery.
The charger is also safe for your vehicle. Its sophisticated circuitry is designed to be compatible w/ today's sensitive electronics and audio equipment. You can confidently charge your battery while it is still in the vehicle: no more hefting heavy batteries or dealing w/ tiresome system resetting! CTEK's low ripple rate eliminates the danger of damaging electronic devices connected to the battery, and it prolongs the battery's service life.
Additional Specs:
Video of CTEK US 800 12-Volt Battery Charger w/ Pulse Maintenance
Videos are provided as a guide only. Refer to manufacturer
installation instructions and specs for complete information.
CTEK was founded in Sweden. Basically our parent company is a prototyping company. Prototypes everything from plastics to electronic equipment right down to batteries but we actually consider ourselves a battery company with out batteries. We know everything about them. How to make them last longer and perform better. We just deal with the charging and maintenance end of it. 00:18
We have a patented mode of charging for one thing that we go through. Ultimately what this is going to do is bring our battery up to charge and then shut off completely versus your traditional trickle mode or linear charge like others might do on the market. If you could actually see current and voltage what you would see with those traditional charges you are putting in the same current and voltage high amperage level. We actually consider those toasters a lot of times because they generate more heat than charge and ultimately can toast the battery if not used properly or left on too long. 00:45
We have a patented mode of charging for one thing that we go through. Ultimately what this is going to do is bring our battery up to charge and then shut off completely versus your traditional trickle mode or linear charge like others might do on the market. If you could actually see current and voltage what you would see with those traditional charges you are putting in the same current and voltage high amperage level. We actually consider those toasters a lot of times because they generate more heat than charge and ultimately can toast the battery if not used properly or left on too long. 00:45
We realize that nobody cares about their battery. It is an evil that nobody wants to see and unfortunately nobody cares about it until it is too late and there is a problem where your vehicle does not start or your batteries are discharged to the point where you need to replace them. With our add on series, the comfort indicator, we have simply made your battery visible now. It is a one time installation. You bolt it directly to the battery with the flashing LED lights in there at all times visible you know where your battery stage of charge is at and if you need to charge it. Everything about our charger is we try to make it really safe, easy to use, and very functional. That is part of the quick connect and comfort indicator series that we have launched. Basically the concept behind it is you can have your one time installation on the battery especially with the comfort indicator series with the LED lights in it, now your battery is actually visible. You know at all times when you need to charge your battery and then it is pretty easy to use basically and you can balance your charger from vehicle to vehicle as you need to charge. 02:07
We like to think we have the best charger on the market. We try to stay ahead of the curve with the technology that we are putting into the battery chargers. CTEKs all are back by five year no questions asked warranty. Every household needs one of these chargers. It is a very robust design and it absolutely works on everything. From your lawn tractor, your boat, your RV, your motorcycle, your sports car. It is a very indispensable product to have.
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