Battery Tender Promo Codes and Coupons December 2025

Battery Tender® 6V/12V, 4 AMP Selectable Battery Charger - Available at Walmart

The fully automatic Battery Tender® 4 AMP is a top-of-the-line 12V or 6V switchable battery charger, perfect for automotive, motorcycle and marine repair and maintenance shops. With 3x the power of the Battery Tender® plus this charger is versatile and powerful. Equipped with a simplified 4-Step Automatic charge process. All Battery Tender® chargers automatically switch from full charge to float charge mode. Reverse hook-up protection makes connecting your charger safe and easy to do. LED light indicators make selecting your charge mode simple.

5 Watt Solar 12V Battery Charger with Windshield Mount

Charge and maintain your vehicle's battery with the sun. Once connected, this Battery Tender® Battery Charger will charge and maintain your battery so it's always ready to go when you are. Lightweight, fully-automatic, and easy to use, the Battery Tender® Solar Panels are the only panels available with a built-in charge controller to prevent overcharging. SMART CHARGING While in the sun, the panel provides full current until switching to float mode to maintain optimal battery voltage levels without overcharging   VERSATILE This compact solar panel is compatible with lithium (LifeP04), lead acid, flooded, and sealed maintenance-free AGM and gel cell batteries     PROTECTED IP67 rated weather resistant with spark proof and reverse charging protection; comes with a 5-year manufacturer limited warranty and lifetime customer support California Residents WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov Additional Resources: Ready to install your solar panel? [Here's a printable solar panel mounting template for easy installation]

Battery Tender® Solar Charge Controller

This solar charge controller assures the optimal voltage is regulated to the battery from the Battery Tender® Solar Panel Charger. For use with 17 watt (SKU 021-1173) and 35 watt (SKU 021-1174) solar panel chargers.Patent 11,552,484

Alligator Clip and Ring Terminal Combo with Quick Disconnect

The Battery Tender® Quick Disconnect Combo Cable is a reliable and convenient charging accessory for all automotive, powersports, and marine batteries. With the option of alligator clips or ring terminals, you can easily connect your Battery Tender® battery charger to your battery. Use the alligator clips, or reveal the ring terminals by removing the clips with a hex wrench.VERSATILE CHARGING OPTIONSConnect your Battery Tender charger to your battery effortlessly using alligator clips or ring terminals. Enjoy the flexibility to choose the connection method that suits your needs    CONVENIENT COMPATIBILITYThis combo cable is compatible with a wide range of automotive, powersports, and marine batteries. It ensures a reliable and secure connection to your Battery Tender battery charger regardless of the battery type    ENHANCED SAFETY FEATURESThe cable is equipped with a 7.5 Amp fuse to protect against overloading and short circuits, ensuring the safety of your battery and charger    RELIABLE CONSTRUCTIONThe cable features 16-gauge wire, providing excellent conductivity and durability for efficient charging. Rest assured that you're using a high-quality cable designed to last   EASY INSTALLATIONThe 20" length of the cable offers flexibility and ease of use. Whether you need a shorter connection or a bit more reach, this cable provides a suitable length for most charging setupsWARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov

Quick Disconnect Cable Mount

The Battery Tender Quick Disconnect Cable Mount allows you to charge hard-to-reach batteries by creating a plug outside of an enclosure. Mount this corrosion-resistant, rugged cable plug to an enclosure which allows easy access to enclosed batteries. The attached cover prevents dust and particle intrusion protecting from the elements while plug is not in use. CONVENIENT PLUG CAPABILITY: Easily mount to an enclosure allowing hidden batteries to be charged without the need to access the compartment.    HIGH QUALITY CONNECTION: Built with the highest quality you can expect from Battery Tender, this connection resists corrosion and the elements.  DURABLE DESIGN: Attached cover keeps dust and particles out of the plug when not in use.

PowerPlus 36V 18 AMP On-Board Battery Charger and Maintainer

The Battery Tender PowerPlus chargers provide increased power in a compact heavy duty package.  Designed with a rugged, weather resistant exterior, this line of Battery Tender chargers is designed with Marine and Industrial applications in mind. PowerPlus chargers are also available in 12V, 24V, and 48V for additional applications. STAY CHARGED This 18 AMP Charger provides a full charge to your 36V battery setup before automatically switching to float mode maintaining proper voltage levels without overcharging.     COMPATIBILITY Designed to be used with Lead Acid, AGM, and Lithium (LiFeP04) batteries.  Programmed with a Lithium wake up mode to safely restore the voltage of a deeply discharged battery.   PROTECTED Rated IP68 weather resistant and shock and vibration resistant; with safety features including spark-proof and reverse charging protection with advanced temperature compensation. CONNECT AND FORGET With a low maintenance design, our universal vehicle charger and maintainer is compact, lightweight, and easy to operate even in small storage space for your convenience     SAFE AND SECURE Spark-proof during lead connection and automatically detects reverse polarity to ensure a correct, locked-in connection before providing power.

17 Watt Mountable Solar 12V Battery Charger with Solar Controller

Charge and maintain your vehicle's battery with the sun. Once connected, this Battery Tender® Battery Charger will charge and maintain your battery so it's always ready to go when you are. Lightweight, fully-automatic, and easy to use, the Battery Tender® Solar Panels are the only panels available with a built-in charge controller to prevent overcharging.MOUNTABLE & VERSATILEEasily mount to outdoor surfaces with 4 included mounting holes.  Harness and regulate solar energy in areas without power access    SMART CHARGINGPrevent overcharging and battery discharging with the controller's 3-step charging process.  LED indicator light displays current charging status    VERSATILEThis compact solar panel is compatible with lithium (LifeP04), lead acid, flooded, and sealed maintenance-free AGM and gel cell batteries    PROTECTEDIP67 rated weather resistant with spark proof and reverse charging protection; comes with a 5-year manufacturer limited warranty and lifetime customer supportCalifornia Residents WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov.

4 AMP Power Tender® 12V / 6V Switchable Battery Charger