CTEK DS DUAL D.C Charger – DC/DC solution for operational charging The DS DUAL charger obtains its energy from DC sources such as alternators. The CTEK DS Dual DC-DC charger will charge, condition and maintain your dual battery system, with the ability to charge from both your alternator while. Why won’t my CTEK DS Dual Charge from Solar Panels? The CTEK D DC-DC Charger will also charge from solar panels while it is getting input from.

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This is your temperature sensor right here. This will in turn allow the battery to charge quicker. The cables on it has an eyelet terminal right here that connects to the negative cable.

CTEK DS Dual Input Battery Charger | eBay

It will separate the service batteries from equipment that they operate during the charging process, gives priority dua, service batteries to charge them faster, helps protect the electronic equipment, and it charges the service batteries much more efficiently. Conditions must be perfect while using solar power for To answer your questions, the negative from the altenator will not come into play and should stay grounded to the vehicle.

Most detailed, accurate accessories and part information available. Now, this is even for housing that rely on generators for power. Does include the charger right here. It’s designed to charge multiple batteries from multiple sources and if one battery is topped off it would not continue to charge it and it would then apply the current to the other battery.


The SmartPass also protects the power to critical electrical devices by separating them from non-critical equipment such as marine refrigerators. It will take advantage of the higher output alternators to charge larger banks of service batteries and it protects both batteries and the electronics. The total height is going to be right at two-and-a-half inches tall.

Easy-to-read indicator lights keep you informed e250s SmartPass charging xual and alert you to any problems that may develop.

But by adding a SmartPass you can:.

Will work on trucks, campers, RVs, 4-wheel drives, boats and tractors. The last thing I want to do is give you a measurement of this unit just to let you know how large it is. I have attached a diagram showing how this setup would work for you; I’ve also attached a review video of the SmartPass Unit for you to take a look at.

They were wondering if you are using both the alternator and solar panels to power the charging system? Contact Email Please enter a valid email address.

This charger system is designed to allow a trailer battery to be dul from either a wall outlet or a solar panel like you have and give you a perfect charge without backfeeding the solar panel.

This needs to be connected to the auxiliary battery and then a charge source whether that is the alternator from your tow vehicle or a solar panel. The negative cable connection M8 coming from the Smartpass will also need to be grounded.

CTEK D250S DUAL D.C Charger

The width is about four-and-a-quarter inches wide. A battery capacity range for this unit is 75 amp hours to amp hours.

He did state that because of the start assistance that the SmartPass provides, they highly recommend using a amp fuse and not a amp unit. The SmartPass can provide a higher amperage charge rate which it would receive from an alternator with higher output to handle more demanding service batteries and banks of batteries.


CTEK D250S Dual Input Battery Charger

Info for this part was: Show All 1 videos Show Fewer Videos. She recommended you remove the regulator from the system.

Keeps You Informed Easy-to-read indicator lights keep you informed of SmartPass charging actions and alert you to any problems that may develop. Please read our Returns Policy for more information. Separates Critical from Non-Critical Electrical Devices The SmartPass also protects the power to critical electrical devices by separating them dd250s non-critical equipment such as marine refrigerators. IP65 – splashproof and dustproof Length of temperature sensor: Additionally, If there is no input charge from the tow vehicle and the trailer battery is being used, the tow vehicle’s battery is not going to be drained.

You mentioned the use of solar panels so what this set up will do is select the best input from Without the smartpass your battery charger provides about 20 amps but with the smartpass your battery charger will provide about amps. Otherwise it could be mounted on the truck. We love helping people and have the most highly-trained customer service, hands-on experience, step by step videos and installation instructions.