Best Battery Tender Review Guide

The battery for your car or motorcycle is one of the most important components that you need to take care of, because without a top performing battery you may not even be able to start the engine which means you can’t even use your vehicle which can create a huge inconvenience.

A battery tender is a device that will provide your battery with a continuous flow of charge to ensure that it’s at maximum functionality and performance level.

Battery tenders have been manufactured by a company called Deltran, which is a family owned business that as established in 1965 and since inception they have taken huge pride in creating, manufacturing and distributing technologically advanced products that continue to outperform competitor chargers.

Deltran have created an extensive battery tender product range, so even though all the products are exceptional it can still be difficult to choose the correct one for your needs. Throughout this review we will review the best battery tenders including their features, specification and its compatibility with your current battery.

Of course, each tender will vary in price, but when it comes to your battery this shouldn’t be your main consideration because this will be a long term investment that will last well beyond the life of your current battery so you should choose largely based upon function, quality and performance. Now we will show you the best battery tenders that are available in the market and explain why each of them are the most sought after amongst automotive enthusiasts.

Deltran Battery Tender 022-0203-DL-WH 12V Lithium Waterproof Battery Charger (800mA) Review


Deltran have really made battery tenders for all uses and applications, and this is designed for charging and maintaining Any 4-cell Lithium Power Sport Battery and is specifically designed and programmed for Lithium Iron Phosphate Batteries. Because of its design application, it is waterproof and includes a 5 step charging process(Qualification, Recovery, Bulk, -Absorption, Float). The battery tender is also spark proof and Reverse Polarity Protected.

This makes it ideal for ATV’s , boats, Jet Skis, Golf Carts and much more, plus ring terminals and alligator clips are also included and for added protection you will also receive a 3 year limited warranty. Similar to other Deltran battery tenders once your battery is fully charged it will then switch to maintenance mode so you can rest assured knowing that your expensive battery will not be damaged and overcharged.

Battery Tender 022-0157-1 12-volt Power Tender Plus Battery Charger Review


This battery tender is extremely reliable and fully mountable into almost any position where you need it. It is sealed and maintenance free meaning you can use it straight out of the box which is great especially if you’re not experienced with car components. The charger follows a 4 step charging process that is unique to Deltran whilst also being spark proof, reverse polarity protection Shock and vibration resistant which provides an added layer of safety.

The charger works at 5 amps, whilst being built within a steel cased construction which gives it extra strength. This battery tender is provided with a 2 year manufacturer warranty which is very generous for any electrical product. So, in a rare instance that the product develops a fault then the manufacturer will offer a replacement or a fix free of charge.

As with all battery tenders this will keep your battery consistently fully charged and ready to go without overcharging which will lead to a fault occurring. You can rely on this to keep your battery ready to power your engine when you need it. The battery tender also includes fused quick connect ring terminals and it is reverse polarity protected so it will only begin to work when connected to the correct terminals.

Battery Tender 022-0150-DL-WH 800 Battery Charger Review


This battery tender is ideal deal for Motorcycles, Jet skis, ATVs, Lawn Mowers, Boats, and Vintage Automobiles. This 800Ma battery charger has been designed with portability in mind judging by its compact lightweight design, plus it also has a Highly-efficient surface-mount technology.

The interior of the charger is fully encapsulated which protect it from shocks, vibration and moisture by an electrically insulating, thermally conductive, flame retardant, synthetic epoxy resin compound. Despite these advanced features, this charger is still extremely affordable whilst being strong and innovative.

Despite being able to charge batteries extremely quickly, they haven’t sacrificed this for safety as the tender is spark proof, reverse polarity protected and short circuit protected so it has 1st class safety incorporated. Also included is a 3 year manufacturer’s warranty to give you the added peace of mind that this really is a high-quality company and product.

Because this tender is great for use with marine batteries, it is one of the few Deltan tenders that is weatherproof so if you do need to use this outdoors then it is fine charge your battery wherever you need to. This can be hugely important if you encounter an emergency where you need to charge your battery immediately.

Battery Tender 022-0165-DL-WH 12-Volt 2-Bank Battery Management System Review


This battery tender is a true all-rounder making it ideal for a whole range of different applications including automobiles, boats, motorcycles, bikes, Jet Ski, and gardening equipment, plus many more. This charger has two independent charging circuits which makes it great for shops, battery racks, service centers that often need to service more than one battery at a time.

Because of this it has a large amount of added features that competitor battery tenders don’t come close to matching. It has a Solid state two color LED indicates its current charging status, plus it is also spark proof and reverse polarity protected.

The battery tender has a 4-Step Charging ( Qualification, Bulk, Absorption, Float).

that allows for truly optimal charging without overcharging and damaging your battery. It is ideal for all sealed maintenance free, AGM (absorbed glass mat), and flooded batteries. Included with the product is a 2 year limited warranty so you have little to worry about.

The battery tender includes 2 Alligator Clips and 2 Sets of Ring Terminals and charges at 12 volt at 1.25 ampere/input voltage.

Battery Tender 12 Volt Junior Automatic Battery Charger Review

Battery Tender 12 Volt Junior Automatic Battery Charger

This is one of their flagship models, and it’s easy to see why. This battery tender is Temperature-compensated that ensures optimum charge voltage is reached according to the surrounding ambient temperature. It also adjusts voltage depending on the type of battery that you connect.

For instance, if you connect a unique gel cell battery, the adjusted software built into the tender lowers the charge voltage to protect the battery from damage. Like all battery tenders it incorporates a Complete 4-step charging program (initialization, bulk charge, absorption mode and float mode), and once charging is completed it Automatically switches to float/maintenance voltage.

There is also a tow color LED indicator which keeps you informed of its current charging status, and the tender is also spark proof and reverse polarity protected for added safety. Amazingly, this is supplied with a huge 10 year warranty so you know this is definitely built to last and is a true long term investment despite being incredibly affordable. This is great for powering 12 volt batteries and will not let you down when you need it most.

Deltran Battery Tender 021-0128 1.25 Amp Battery Charger Review


This Deltran 1.25 amp battery tender is ideal for ATV’s, Cars, Motorcycles, Scooters and Lawn Mowers. This is a truly plug and charge solution which require no maintenance and soon as you plug it in, it instantly initiates its 4 step charging program that prevent overcharging whilst ensuring that the battery is fully charged and doesn’t begin to drain.

Similar to the other models, the tender automatically adjusts it voltage in accordance to the surrounding ambient temperature. This charger faster than a 3 amp charger and also has in built Reverse-polarity protection to increase user safety, whilst the in-built LED status indicator has two colors to keep you update with the current charging status. It is supplied with an 80 hour safety timer and has a strong inbuilt chassis.

The tender can also be used in difficult to reach areas because included is a quick connect harness so you can quickly connect and disconnect.

The product is covered by a 5-year warranty, so you must be beginning to see that Deltran provide warranty lengths that are virtually unmatched by almost all competing companies. This is why they are leading the way when it comes to providing the best battery tender.

Battery Tender 021-0123 Battery Tender Junior 12V Battery Charger Review

Battery Tender 021-0123 Battery Tender Junior 12V Battery Charger

The Battery Tender Junior is much more than a battery charger, and has an inbuilt microprocessor that controls its fully automatic charger and maintaining process which will not only save you time, but also extend the life of your battery due to its 4 step charging process.

It is even more ideal for for charging all 12-volt lead-acid, sealed or flooded maintenance free batteries (AGM and gel cell) that are most commonly found in automobiles, motorcycles, ATVs, personal watercraft, RVs, boats, airplanes, golf carts, back-up generator systems, etc.

A battery tender is even more necessary for batteries that are used in machinery or vehicles that are not used each and every day as the tender will ensure the battery is fully charged without overcharging whilst also being extremely affordable. The Battery Tender Junior is supplied with alligator clips and ring terminals so it’s easy to connect.

Its Solid state two color LED indicates the current charging status so even if you can leave it unattended for extended periods of time you can still check it to make sure it is running correctly. The included 5 year warranty is an added icing on the cake and this really will solve your battery charging issues.

Battery Tender 022-0185G-dl-wh Black 12 Volt 1.25 Amp Plus Battery Charger/Maintainer Review

Battery Tender 022-0185G-dl-wh Black 12 Volt 1.25 Amp Plus Battery Charger:Maintainer

This tender is testament to Deltrans philosophy of always improving their products to push the boundaries. This is an upgrade n the original battery tender junior and is 50% more powerful which means that it will charge your battery even quicker.

Vehicles have developed massively in recent years which means they have more electrical components to power which can lead to the battery draining even quicker. Even when your vehicle is switched off these electronics are still using power from your battery. The plus battery tender is powerful enough to offset the energy drain and keep your battery at its peak.

With its lightweight body and deign this battery tender uses less electricity whilst producing the same amount of output that is needed to fully charge your battery which is a great thing for the environment as Deltran work towards creating a greener environment.

This is ideal for ATVS, Cars, Boats, Lawn Mowers, Motorcycles, and RV's , whilst incorporating the unique Deltran 4 step charging program , whilst also having in built reverse polarity protection, spark proof and LED indicator.

Closing Remarks

It’s clear to see that the best battery tender will suit your needs regardless of the type of machinery or vehicle that you own and now you no excuse for allowing you battery to run low. Their top-quality performance coupled with their extended warranties make Deltran battery tenders an easy choice.

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