Top 10 Towed Battery Charger Plus for Flat Towing – Battery Chargers

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1. briidea


Easy Installation, Briidea Towed Vehicle Battery Maintainer

briidea #ad - Reliable charging: when your car breaks down, our trailer battery Maintainer will help a lot. Our products are easy to use and operate, and the accompanying manual has concise step-by-step graphic instructions.

You can keep one in your car for a long time in case you need a trailer. It is recommended to develop a good habit of powering off after use, so that the service life of the battery maintainer will be longer. It will keep the battery of the towing vehicle charged in the trailer, and continuously output a large current of 2A-3A in one direction to ensure stable current output when the trailer is towed.

Easy to carry: our trailer battery maintainers are small and portable, and take up no space. Reminder: the quality of our products is guaranteed. Easy to use: you don't have to worry about your own hands-on ability. Universally applicable: this trailer battery maintainer is universal and can be used with all brake systems, so you don't have to worry about the unfitable model.
Brandbriidea #ad
Manufacturerbriidea #ad
Part NumberHTBM-01

2. BrakeBuddy


Hopkins 39332 Brake Buddy Towed Vehicle Battery Maintainer

BrakeBuddy #ad - Maintains towed vehicle's battery charge while in tow. Universal and can be used with all braking systems. Reliable and effective. Easy to use.
BrandBrakeBuddy #ad
ManufacturerHopkins Manufacturing #ad
Height2.3 Inches
Length4.9 Inches
Weight0.02 Pounds
Width3.1 Inches
Part Number39332
Warranty1 Year Warranty



ULTRAPOWER 4Amp 12.8V-14.6V Lithium LifePO4 Battery Charger,4-Stage Automatic Repair Intelligent Lithium Battery Charger for Cars,Motorcycles,Lawn Mowers,Toy Cars,Golf Carts,LifePO4 Batteries

ULTRA POWER #ad - Easy to connect to the vehicle, stable 4 LED charging indicator lights, easy to use. Careful use of cc/cv algorithms improves charging efficiency and maximizes service life, thus protecting the delicate structure of LifePO4 batteries. Safety guarantee: multi-level protection to prevent reverse polarity/short circuit/overvoltage/overcurrent/overload/overheating; Spark protection during lead connection reassures you.

Suitable for cars, boats, utv, scooters, racing, golf carts, electric sports, trucks, motorcycles, lawn tractors, backup generator systems, ATV, snowmobiles, lawn mowers, drones, rv, personal boats, alarm system batteries and more! AC100-240V input for worldwide used. Efficient and convenient: our chargers are designed for 12v lithium and LifePO4 batteries, with or without BMS. Quality assurance: dedicated to providing customers with higher quality, eliminate your worries about TRI stream chargers. If you have any questions about the item when using it, please contact us and we will provide you with a 1-year quality guarantee, in order to better and timely meet the needs of buyers, a 12-month refund and a timely 24/7 after-sales service.

It can adapt to temperature as well as a full 4-step charging program Initialization, Absorption Mode, Batch Charging, and Floating Mode, which is ideal for keeping the vehicle fully charged and maintained during year-round battery maintenance or long-term storage to improve performance and battery life. Lipolifepo4 charger: smart charger for lipolifepo4 battery charging. Car battery charger, our UP golf cart charger provides visual feedback on charging status and diagnostic information. Quick battery charger: 4a lifepo4 battery charger saves automatic charging time and maintains the principle to ensure maximum battery life and performance.
ManufacturerULTRAPOWER #ad
Height1.46 Inches
Length4.72 Inches
Width2.63 Inches
Part NumberEP6012F4



Maintainer/deep Cycle Charger,12V/20A and 24V/10A,for Boat,Motorcycle,Lawn Mower,Golf cart.., 20-Amp Smart Battery Charger,Lithium,LiFePO4,Lead-AcidAGM/Gel/SLA.. Car Battery Charger,Trickle Charger

HTRC #ad - Input voltage :100-240v 50/60hz, 13 ft cable, short circuit and reverse connection protection, temperature compensation, over voltage, refractory material, no spark, multiple protection, 24 V10A. Lead acid :14. 7v / 29. 4v. Essential tools for your home.

Maximum voltage: Lithium :12. 4v / 24. 8v. We offer permanent after - sale service for this product. Automatically and intelligently adjust charging current to prolong battery life. It can'tactivate a depleted battery. Widely used intelligent automatic recognition of 12/24v battery, lifepo4, vrla, agricultural vehicles, sla, lead acid agm/gel/efb, quick charging, golf carts, deep cycle battery charging, does not damage the battery. Strong quality and service we are a professional charger brand.

Let you charge more secure. Please select the correct type. When the battery is low, the maximum charging current can reach 20 amps. We have quality products and after-sales service. Protection and maintenance 7 level fast intelligent charger, output voltage/current :12 v20a, cooling system, over current, safe and reliable. The operation procedure is simple, large LCD display of charging and battery status; Charge voltage and current, and charge the battery intelligently.
BrandHTRC #ad
ManufacturerHTRC-RC #ad
Height1.97 Inches
Length6.14 Inches
Width3.54 Inches
Part NumberP20-2



NOCO Boost Plus GB40 1000 Amp 12-Volt UltraSafe Lithium Jump Starter Box, Car Battery Booster Pack, Portable Power Bank Charger, and Jumper Cables for up to 6-Liter Gasoline and 3-Liter Diesel Engines

NOCO #ad - Start dead batteries - safely jump start a dead battery in seconds with this compact, yet powerful, 1000-amp portable lithium car battery jump starter pack - up to 20 jump starts on a single charge - and rated for gasoline engines up to 6 liters and diesel engines up to 3 liters.

A rugged and water-resistant enclosure rated at IP65. Safely connect to any 12-volt automotive car battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection. It's easily rechargeable from any powered USB port in 3 hours at 2. 1-amps. And an ultra-compact and lightweight design weighing just 2. 4 pounds. Recharge smartphones, portable power bank, including emergency strobe and SOS. Advanced design - our most advanced portable car battery jump starter ever. Multi-function - it's a car jump starter, and other usb devices.

Ultrasafe - safe and easy to use car battery jump starter pack without the worry of incorrect connections or sparks. A rubberized over-molded casing to prevent scratching or marring of surfaces. Featuring high-discharge lithium technology for safe operation in any climate. In the box - gb40 ultrasafe portable lithium car battery jump starter pack, micro usb charging Cable, Microfiber Storage Bag, User Guide, 12-Volt Car Charger, Heavy-Duty Battery Clamps, 1-Year Warranty, and Designed in the USA.
BrandNOCO #ad
ManufacturerNOCO #ad
Height4.6 Inches
Length8.3 Inches
Weight2.4 Pounds
Width4.1 Inches
Part NumberGB40
Warranty1-Year Limited Warranty



Fits Select Jeep Wrangler TJ , Black, CURT 58902 Custom Towed-Vehicle RV Wiring Harness for Dinghy Towing

CURT #ad - It allows fast, brake lights and turn signals. To completely eliminate cutting and splicing from the installation process, this RV towing vehicle wiring harness is plug-and-play. Just plug the factory connectors into your vehicle's electrical system.

Reliable connection. The circuits of this dinghy towing wiring harness are equipped with integrated block diodes to protect your vehicle, isolating the sensitive electronics from the RV signals. Standard fit. This rv tow wiring harness synchronizes your vehicle with your RV, easy connection of the taillights, treating the vehicle as a trailer in tow.

Plug-and-play. It plugs into original equipment connectors and provides a standard 4-flat. Vehicle-specific. For easy flat-towing of your vehicle behind your RV, this wiring harness allows you to connect the vehicle's taillights to the RV electrical system. This dinghy towing wiring harness fits select model years of the Jeep Wrangler TJ. Protected circuits.
BrandCURT #ad
ManufacturerCURT #ad
Height2 Inches
Length7 Inches
Weight2 Pounds
Width2 Inches
Part Number58902
WarrantyLimited Lifetime

7. Victron Energy


Victron Energy Blue Smart IP65 12-Volt 15 amp 120VAC Battery Charger Bluetooth

Victron Energy #ad - The charger gives the battery the power it needs, maintains it’s health, ensures better performance… and a longer life. All settings of the charger can be configured with the VictronConnect app.

Optional accessories purchased separately: fused clamps, Fused M6 eyelets, Extension Cable 2m, Autoplug. Recovery of deeply-discharged ‘dead’ batteries – unlike other brands, the blue smart ip65 charger will attempt to recharge a deeply-discharged battery by force-feeding it with a low current. 5 year warranty – the professional’s Choice. Battery charged smartly – the seven-step charging algorithm gets the best out of your battery.

Bluetooth smart – the blue smart ip65 is equipped with built-in bluetooth, so the status of the charger and the battery can be checked on a smartphone, tablet or laptop. Normal charging will then be resumed as soon as there is sufficient voltage across the battery terminals.
BrandVictron Energy #ad
ManufacturerVictron Energy #ad
Height1.77 Inches
Length3.19 Inches
Weight1.98 Pounds
Width7.17 Inches
Part NumberBPC121531104R



12V Automotive Car Battery Charger, 2A Direct-Mount Onboard Charger, NOCO GENIUS2D, Trickle Charger and Battery Desulfator with Temperature Compensation, Float Charger, Battery Maintainer

NOCO #ad - Enjoy precision charging - an integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates. Restore your battery - an advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. Charge dead batteries - charge batteries as low as 1-volt, as well as automotive, gel, marine, and AGM, including flooded, and deep-cycle batteries. Do more with genius - designed for 12-volt sealed lead-acid automotive, marine, gel, RV, including flooded, SLA, AGM, and deep-cycle batteries, VRLA and maintenance-free batteries.

Plus, combine with any of the GCP Series AC Port Plugs for remote charging access. Beyond maintenance - it's not just a battery trickle charger, it's an advanced battery charger maintainer. Direct mount - securely mounts nearby the battery with its rugged snap-fit mounting bracket and effortlessly installs into most materials with truss-head self-tapping screws. Meet the genius2d - a direct-mount onboard battery charger for an under-the-hood battery charging. Compatible with all types of gas and diesel vehicles - Add a permanent onboard battery charger to any vehicle to make battery maintenance simple and easy.
BrandNOCO #ad
ManufacturerNOCO #ad
Height1.5 Inches
Length5 Inches
Weight0.73 Pounds
Width2.3 Inches
Part NumberGENIUS2D
Warranty3-Year Limited Warranty

9. Renogy


Boats, 40A, Gel, AGM, Commercial Vehicles, Renogy 12V 40A DC to DC On-Board Battery Charger for Flooded, Yachts, and Lithium, Using Multi-Stage Charging in RVs

Renogy #ad - Various protections for ultra safety offers over-voltage Protection, Over-temperature Protection, and Reverse Polarity Protection to ensure the operation safety. Compatible multiple battery types compatible with a multitude of alternator types, the DC-DC battery charger offers correct charging for AGM, Gel, Flooded, and Lithium batteries.

Reliable qualitythe compact and robust design makes it suitable for all conditions. It also isolates the input and output to prevent voltage transmission errors and interfere with house battery charging. Ce certification. Smart 3-stage charging the dc-dc battery charger will charge your house batteries from the starter battery by 3-stage charging Bulk, and Float, Boost, to make sure it optimally and automatically charge to 100%.

Protect your starter batterythe dc-dc battery charger is capable of identifying whether the generator is started, to prevent over-discharge of the starting battery and protect the generator.
BrandRenogy #ad
ManufacturerRenogy #ad
Part NumberRNG-DCC
Warrantyaccessories1-year material warranty

10. Battery Tender


Switchable 6 and 12V Battery Float Charger, 022-0211-DL-WH, 1.25 Amp, Battery Tender Plus 12V Battery Charger and Maintainer: Selectable 6V, 12V Battery Charger and Maintainer for Powersports

Battery Tender #ad - Stay charged: the 1. 25 amp, 12 volt battery charger provides a full charge to your powersports battery before automatically switching to float mode to maintain proper voltage levels without overcharging the battery. 5 year industry Leading Warranty.

Sparkproof - Battery Tender checks for a correct connection befo. Easy to use: a low maintenance design that's quick and easy to use, our universal power sports 12 volt battery charger is lightweight and compact allowing it to operate everywhere, even in small storage spaces. High powered: contains 50% more charging power than the Battery Tender Junior to supply a much quicker charge to your motorcycle, personal watercraft, ATV, UTV, or scooter to maintain peak performance. Extended battery life: compatible with lead-acid, flooded, and sealed maintenance free batteries AGM and gel cell and ideal for use in long term storage to provide and maintain an optimal Connect It And Forget It: Once connected, the Battery Tender Charger manages your battery’s health on it’s own.

Safe and secure: our selectable 12 volt battery charger and maintainer is spark-proof during lead connection and automatically detects reverse polarity to ensure a proper connection before providing power.
BrandBattery Tender #ad
ManufacturerDeltran USA LLC #ad
Part Number022-0211-DL-WH
WarrantyManufacturer Warranty