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– If everything is in order you may now turn on your charger while it is plugged in an electric outlet, and your battery will charge.
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How to Use a Battery TenderĪs there are many Battery Tender models to choose from and an even larger number of applications, we will assume for this explanation that we are using the model Battery Tender Plus 12V 1.25A (Product number 021-0128), a popular model available on Amazon for $49.99 on a typical car a 12v battery. It’s best to visit their website at or their Facebook page and use their product finder feature to find the one suitable for your vehicle. These all carry the name ‘Battery Tender’ however, so it can get confusing. They also market various accessories for these products ranging from cables, wires and harnesses to even USB chargers and solar panels.
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These include batteries themselves, and of course chargers that are designed for specific implementations such as those for Industrial, Farm and Garden and Marine use. Battery Tender uses the phrase ‘Trickle Charger With A Brain’, to describe their products, and that explains a lot.Īlso important to know is that while Battery Tender is best known for their chargers, the company also offers a variety of related products.
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While its purpose is the same, it does not have the microprocessor technology to prevent it from, say, accidentally damaging batteries if you leave it charging a battery too long. This is as opposed to a ‘trickle charger’, which is a less sophisticated although less expensive device.
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Battery Tender Basicsįirst of all Battery Tenders are ‘float chargers’ or ‘maintenance chargers’, or devices that not only provide a continuous supply of voltage to battery terminals but are also processor controlled, allowing them to perform such tasks as refraining from charging a defective battery, employ spark free technology for safety, and use easy to understand green and red indication lights to help you determine what’s going on at a glance.Īs per their websites’ definition for the Battery Tender Junior: ‘The BTJR battery charger has microprocessor controlled power electronic circuitry which enables it to perform and safely control a number of sophisticated charging functions’. While chargers merely charge a battery, a Battery Tender uses microprocessor technology that goes beyond merely charging your vehicle, and is designed to keep the battery powered throughout long periods of hibernation, essentially prolonging its life. Battery Tenders are essentially chargers with some tech worked in them making them better alternatives than ordinary chargers.
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Battery Tender is a product of US Company Deltran which has been making them since 1965. The culprit? Usually a dead battery.Įnter Battery Tender. You remove the cover, you insert the key, turn on the ignition and – nothing, not even a light. One day the weather is great and you’re excited to get it out on the road again.
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Anyone who has ever left their beloved car or bike unused for long periods will understand the pain.
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