This product is shipped from our US Amazon warehouse, and the estimated arrival time is 1-15 days. If the warehouse is out of stock, we will contact you and refund your order. This product enjoys 30 days of no-reason return!

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From the brand

2. Chargers & Jump Starters

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   Battery Tender is a 58-year-old family-owned automotive, powersport, and marine product engineering and manufacturing company headquartered in Deland, Florida. From our battery chargers and maintainers to our recent innovations, we focus on products that Start with Trust.

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From the manufacturer

About Us

Since the family started this company in 1965, Deltran Battery Tender has taken great pride in designing, manufacturing, and distributing technologically advanced products that meet the ever changing needs of our worldwide customers! Our strategic initiatives have continued to focus on innovation.

Here at Deltran, performance isn’t just a business, it’s a way of life. We are constantly striving to improve every element of our business. As the world advances, we remain state-of-the art with innovative designs and technologies.

Battery Tender’s BTP Microprocessor Technology and quick-connect convenience automatically maintains the batteries in all your vehicles. They are ready to go when you are! You just set it and forget it.

Battery Tender gives high quality, fast-charging convenience and performance.

Battery Tender 4 Amp Battery Charger and Maintainer

Product Description

DescriptionThe fully automatic 4 Amp Power Tender is a top-of-the-line 12V or 6V switchable battery charger, perfect for automotive, motorcycle and marine repair and maintenance shops. Float / maintenance function maintains batteries at proper storage voltage without the damaging effects caused by trickled chargers. The integrated smart controller assures that your battery is charged safely and correctly at all times through our ISM (Infinite Sequential Monitoring). The ISM adapts to the battery’s needs hundreds of times per second to deliver the proper amount of charge. With reverse polarity protection and spark-proof operation, you can connect it and forget it!