Top 10 Best Deep Cycle Batteries in 2019 | Buying Guide

Deep cycle batteries store power in the form of chemical energy. Their design and specs support up to 75% discharge rates without damaging the plates. They are built to withstand repeated discharge and recharge throughout their float service lifespan.

Deep cycle batteries are often used to power systems and electronic equipment that require heavy current bursts during their operation. As such, they can be used to crank your car engine and other related applications. While in use, only a fraction of their total energy capacity is consumed.

There are many types of deep cycle batteries, each suitably designed to power particular electronic systems. Some of the types of deep cycle batteries include Gel, Lithium-ion, flooded and Absorbent Glass Mat (AGM) batteries. The choice of a particular battery depends on durability, battery performance, amperage, among other factors.

This review has rounded up some of the best deep cycle batteries with proven durability and performance. Check them out and also remember to compare their product features so as to get the very best.

The 10 Best Deep Cycle Batteries in 2019

10. NP6 6V 225Ah Sealed AGM Deep Cycle Battery

NP6 6V 225Ah Sealed AGM Deep Cycle Battery

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The NP6 6V 225Ah sealed AGM deep cycle battery has a rugged design featuring a nonconductive ABS plastic case. The tough plastic casing is also resistant to chemicals, vibrations, heat, and shock.

This battery is ISO90001, ISO14001, CE, UL certified for quality performance. Like every other NPP product, this deep cycle battery comes with a 1-year warranty for free repairs and full replacements.

Some of the most common applications of this battery include powering UPS systems, Telephone switching systems, Alarm systems, Emergency lighting, and firefighting equipment among others.

Key Features
  • Type: 6V 225 Amp NP6 225Ah AGM deep cycle camper golf cart RV boat Solar Wind Energy Storage
  • Package: 2 batteries
  • Applications: Alarm system, emergency lighting system, firefighting equipment, standby power supply & telephone switching system.
  • Battery case design:  Non-conductive ABS plastic conductive case. The casing is also resistant to shock, vibrations, and chemicals.
  • Warranty: 1-year warranty cover.
Pros
  • It comes with a 1-year warranty for free repairs and full replacements.
  • Because it is leak proof, it can be mounted in whichever position of your choice during installation without compromising its performance or even losing electrolyte capacity.
  • NP6 225Ah deep cycle battery has Absorbed Glass Mat (AGM) plates. These have a superior electrolyte absorption capacity hence enhanced efficiency.
  • The AGM plates are protected in a tough plastic case which resistant to shock and vibrations.

9. VMAXTANKS 6V 225Ah AGM deep cycle battery

VMAXTANKS 6V 225Ah AGM deep cycle battery

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This is a 9.5” x 7.3” x 11” heavy duty deep cycle battery with a float service lifespan of up to 10 years. It utilizes an electrolyte suspension system made of Absorbed Glass Mat (AGM) plates which have high porosity for maximum electrolyte absorption. Unlike most maintenance-free conventional lead-acid batteries, this one has no contaminants like silica gel and other harmful chemicals.

In addition to its AGM plates, it also has VMax heavy duty lead-tin alloy plates that enhance its overall energy capacity. It is maintenance free and therefore won’t require any form of maintenance checks after installation throughout its lifespan in float or cyclic applications.

Key Features
  • Heavy duty Grids: VMax heavy duty lead-tin alloys
  • Maintenance free operation: no form of maintenance checks required after installation.
  • Electrolyte suspension system: Absorbed Glass Mat (AGM)
  • Dimensions: 9.5” x 7.3” x 11”
  • Float or cyclic service Lifespan: Max of 10 years.
Pros
  • It has no silica gels or other chemical contaminants that may pose serious health risks. Instead, this deep cycle battery electrolyte is made of Absorbed Glass Mat (AGM) plates for enhanced efficiency.
  • It is maintenance free and as such, requires absolutely no maintenance checks after installation.
  • It is very reliable, efficient and has a float or service lifespan of up to 10 years.
  • In addition to its AGM plates, this deep cycle battery has an additional set of VMax heavy duty lead-tin alloy plates which boost its energy capacity up to three-fold.

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8. PowerStar 12V 200Ah 4D replacement SLA/AGM deep cycle battery

PowerStar 12V 200Ah 4D replacement SLA/AGM deep cycle battery

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PowerStar replacement SLA/AGM deep cycle battery is tightly sealed and leak proof. Because of this, this battery can be mounted in whichever position you deem fit without compromising its performance or losing electrolyte capacity.

PowerStar is classified as a “non-spillable” battery. The battery design & performance meets all the requirements of the International Air Transport Association. Its plates are made of Absorptive Glass Mat (AGM) that has high electrolyte absorption capacity. The use of fine glass matt separators instead of conventional lead plates prolongs your battery’s life float or cyclic service life.

PowerStar deep cycle battery also features an inbuilt gas recombination system that cuts gas emission by up to 90%. The emitted gas is recombined into the electrolyte for enhanced performance. This battery is also maintenance free. You won’t have to top up the electrolyte or do any other maintenance checks.

Key Features
  • Gas recombination technique: Limits gas emissions by up to 90%.
  • Plate construction and design: Absorbed Glass Matt.
  • Maintenance: maintenance free
  • Class: Non-spillable battery compliant with all International Air Transport Association standards.
Pros
  • PowerStar is a maintenance-free battery which won’t require any form of electrolyte top up or other maintenance checks throughout its float service life.
  • It is leakage proof and can be mounted in any direction without compromising battery amperage or electrolyte capacity.
  • It comes with a 2-year warranty for full replacement or repairs of any damaged PowerStar 12V 200Ah 4D deep cycle replacement SLA/AGM Battery.

7. VMAX MR127 12V 100Ah AGM deep cycle battery

VMAX MR127 12V 100Ah AGM deep cycle battery 

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The VMAX MR127 deep cycle battery has Absorbed Glass Mat (AGM) plates which are more porous and capable of delivering high currents than conventional Pb-Ca battery plates. Because the AGM plates are sandwiched between VMAX plates, the overall durability and performance of this deep cycle battery are excellent. It is classified as “non-spillable” and “non -hazardous” because it is tightly sealed and has no harmful substances like silica gel in its electrolyte.

It has characteristic tough Tank case that protects the plates from vibrations and shocks. This deep cycle battery is leak-proof and can be mounted in any position and direction without interfering with its performance and electrolyte capacity. Vmax MR127 12V AGM deep cycle battery is maintenance free. No form of maintenance checks is required throughout its float or cyclic service life.

This battery is used in a variety of applications, thanks to the large amperage and reliable power capacity. What’s more, this battery comes with a 30-day warranty for full replacements and free repairs of any faulty Vmax MR127 12V 100Ah AGM battery.

Key Features
  • Case: Tough tank seal protects the Vmax and AGM plates.
  • Warranty: 30-day warranty
  • Plates: High-performance AGM and Vmax plates.
  • Maintenance: Maintenance free, non-spillable and non-hazardous.
Pros
  • It is leak proof and can be mounted in any direction or position without losing vital electrolyte capacity.
  • Every VMAX deep cycle battery comes with a 30-day warranty for free repairs and full replacement of any faulty batteries.
  • It pairs the highly absorptive AGM plates with VMax plates for power delivery and performance.
  • It is maintenance free and therefore won’t require any form of maintenance checks throughout its float service lifespan.
  • All purchases made via Bargainshore in excess of $150 guarantees a signature confirmation and a price waiver.

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6. VMaxslr 155AGM Deep cycle 12V 310Ah SLA Rechargeable Battery

VMaxslr 155AGM Deep cycle 12V 310Ah SLA Rechargeable Battery 

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If you are looking for an eco-friendly maintenance free deep cycle battery, the VMaxslr 155AGM rechargeable battery is worth trying out. It comes with military-grade custom made AGM electrolyte plates for better electrolyte absorption and enhanced performance. VMaxslr 155AGM Deep Cycle Battery is sealed to minimize gas emission. In fact, by design, this battery supports up to 99% gas recombination within the electrolyte.

It has a float service lifespan of up to 12 years. What’s more, this deep cycle battery is very to mount into any electronic installation. Every purchase of a VMaxslr deep cycle battery comes with an installation manual for full instructions. It is leak proof and can be mounted in any direction without losing its capacity.

Additional info about this deep cycle battery is available on the VMaxTanks website.

Key Features
  • Power specifications: charging voltage 14.7V, 155Ah, and Weight 90lbs.
  • Lifespan: Max 12 years
  • Battery absorptive plates: AGM & VMax plates
  • Warranty: 12 months if purchased through Bargainshore
Pros
  • It features a high tech design that supports 99% gas recombination with electrolyte. This ensures optimum efficiency.
  • It has military grade custom made plates paired with Absorbed Glass Mat (AGM) plates for optimum performance.
  • All VMaxslar purchases made via Bargainshore comes with a 12-month warranty for full replacements and free repairs.
  • It has a tough outer plastic casing that protects the pates from vibrations and shocks. It is also very durable and has a float or cyclic service life of up to 12 years.

5. VMAXTANKS VMax V35-857 12v 23Ah AGM Marine Deep Cycle High-performance Battery

VMAXTANKS VMax V35-857 12v 23Ah AGM Marine Deep Cycle High-performance Battery

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The VMax V35-857 AGM Battery Marine deep cycle battery is expertly designed for high current electronic systems. The Absorbed Glass Mat (AGM) plates sandwiched between VMax lead-tin alloy plates ensure maximum energy storage. It is tightly sealed and leak proof. The Vmax V35-857 battery can be mounted in any position or direction without losing vital electrolyte capacity.

Because of the tightly sealed plastic case and has a tough plastic outer casing, Vmax V35-857 battery is classified as “non-spillable”. The electrolyte is not adulterated with harmful chemicals like silica gel hence classified as “non-hazardous”. It is also resistant to shocks and vibrations.

This battery comes with a long float service lifespan of up to 10 years and a unique ability to recover its full capacity and potential even after repeated deep discharge. It is clearly a no-brainer to the conventional wet lead-acid batteries. Its VMax heavy duty lead-tin alloy grids improve the overall performance of this battery by up to three-fold that of an equivalent lead-acid battery. Because it is maintenance free, you won’t have to worry about any form of maintenance checks. No electrolyte top up or even specific gravity checks.

Key Features
  • Recommended charger: VMax BC1204 12V 3.3A
  • Maintenance: maintenance free throughout their float service life.
  • Plates: combines Vmax heavy duty grids with AGM plates improved battery energy capacity by up to three-fold.
  • Dimensions: 7.7” x 5” x 6.1”
Pros
  •  VMax V35-857 12V 23A AGM deep cycle battery has heavy duty lead-tin alloy plates which have a high electrolyte absorption capacity. These special plates have a high charge storage capacity.
  • It is tight sealed hence has no gas emission. Up to 99% of the gas produced is recombined into the electrolyte for enhanced performance.
  • It is very durable and has a float service life of up to 12 years.
  • Leak proof and can be mounted in position and direction without losing electrolyte capacity.

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4. WindyNation 100Ah 12V AGM deep cycle battery

WindyNation 100Ah 12V AGM deep cycle battery

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This deep cycle battery is designed with heavy duty plates perfectly suited for repeated discharge and recharge throughout its float service life. WindyNation AGM battery is leak proof and rated at 100Ah, an ideal source of off-grid power. It is used to power solar systems, UPS, offshore marine systems, RV’s, among other applications.

With a float service lifespan of up to 12 years and 99.99% pure virgin leads, this deep cycle battery has superior energy capacity and also supports very low discharge rates.

Its Absorbed Glass Mat (AGM) plates are protected in the sealed and non-spillable design. It’s compactly designed and measures 13” x 6.8” x 8.7”. With a net weight of 66lbs, this battery can be mounted on portable electronic devices. It has a 1-year warranty for free repairs and full replacements of faulty accessories.

Key Features
  • Dimensions: 13” x 6.8” x 8.7”
  • Weight: 66lbs
  • Applications: solar systems, RV’s, UPS, and offshore marine power. It is also used in airports, health institutions, shopping malls among other places where regulatory mandates require the use of non-spillable batteries.
  • Design: Tightly sealed design that supports 90% gas recombination.
  • Float service lifespan: Maximum of 12 years
  • Maintenance free: no need for electrolyte specific gravity checks or addition of water.
Pros
  • WindyNation Deep cycle battery has 99.99% pure virgin leads and AGM plates with high electrolyte absorption capability for the best performance.
  • It is tightly sealed and supports 90% gas recombination. It has little or no gas emissions.
  • Has a float lifespan of up to 12 years and is suitably designed for non-spillable battery applications.
  • It is leak proof and can be mounted in any direction and position without losing electrolyte capacity.

3. Battle Born 100Ah LiFePO4 12V deep cycle battery

Battle Born 100Ah LiFePO4 12V deep cycle battery 

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The LiFePO4 deep cycle battery weighs only 29lbs and packs power the equivalent of a 140lbs lead acid battery. Battle Born 100Ah LiFePO4 deep cycle battery is assembled in Reno Nevada and features very cool specs. With an output rating of 100Ah, Battle Born is clearly superior to your ordinary lead-acid battery. For systems that require power surges during application, this battery is capable of up to 30 seconds of 200Ah. The surge current output increases with the amount of load.

Its 5000+ deep discharge and recharge cycles ensure optimum reliability. For recharging, the voltage is rated at 14.6V. Its 8-year warranty coverage guarantees free repairs and full replacements of faulty batteries. There’s an additional 2 year prorated warranty coverage.

Key Features
  • Charging voltage: 14.6V
  • Discharge cycles: 5000+
  • Normal output current: 100Ah. Surge output: 200Ah
  • Warranty: 8 years full replacement + 2 years prorated coverage
  • Plates: 99.9% virgin lead and AGM plates
Pros
  • Battle Born deep cycle battery has a tough plastic outer casing that protects the 99.9% virgin lead and AGM plates from vibrations and shocks.
  • It is tightly sealed and supports up to 99% gas-electrolyte recombination for more efficient power output.
  • For any flaws and malfunctions, Battle Born battery comes with an 8-year full replacement warranty coverage.
  • Battle Born deep cycle battery has a long float service lifespan of approximately 12 years. Besides, it is maintenance free and as such, requires absolutely no maintenance checks.
  • It is leak proof and can be mounted in any direction without losing electrolyte capacity.

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2. Universal UB121000-45978 12V 100Ah Deep cycle battery

Universal UB121000-45978 12V 100Ah Deep cycle battery

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Universal UB121000 – 45978 12V 100Ah deep cycle battery comes with SLA/AGM high-performance plates for optimum performance. It is also maintenance free and hence won’t require electrolyte top up, specific gravity check, or any other form of maintenance checks. Because it is leak proof, this deep cycle battery can be installed in any position or direction without losing its electrolyte capacity or even compromising its performance.

It is often used to power electronic equipment and institutions that run strictly on non-spillable batteries. Its tough outer casing makes it resistant to shock and vibrations in addition to protecting its plates.

UPG deep cycle battery has inbuilt Absorbed Glass Mat (AGM) plates which have high electrolyte absorption capacity for enhanced performance. These special plates support repeated discharge and recharge cycles.

In case of damages and related malfunctions, this battery has a 1-year warranty coverage for free repairs and full replacements.

Key Features
  • Dimensions: 12.17”  x 6.61” x 9.16”
  • Weight: 63.93lbs
  • Plates: SLA/AGM maintenance free
  • Warranty: 1 year
  • Float service lifespan: 10+ years
Pros
  • It is made of SLA/AGM plates which have a high electrolyte absorption capacity for superior performance.
  • Universal UB121000-45978 12V 100Ah deep cycle battery is leak-proof and can be mounted in any position without losing battery capacity or shortening its float lifespan.
  • It has a tough and durable plastic casing to protect the Absorbed Glass Mat (AGM) and SLA plates from the elements. This casing also makes it resistant to vibrations and shocks.
  • Every UB121000-45978 12V 100Ah battery comes with a 1-year warranty for full replacements and free repairs.

1. MinnKota Trolling Motor Power Center

MinnKota Trolling Motor Power Center 

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MinnKota Trolling motor power center’s design & construction makes it ideal for use in powering small boats with no battery compartments. A set of external battery terminals makes it much easier to connect charger leads and trolling motor leads without having to open the package box.

The MinnKota Trolling Motor Power Center comes with an integrated battery meter for easy monitoring of battery charge status. For current surge control, 2 manual reset circuit breakers come in handy. One rated at 15A for the accessory plug and a 60A for the trolling motor.

Key Features
  • Its design & durability make it ideal for small boat transom applications.
  • The easily accessible external battery terminals readily connect to trolling motor and charger leads.
  • A pair of manual reset circuit breakers (15A for accessory plugs and 60A for the trolling motor) keep power surges in check.
  • It is leak proof and can be used to power installations that require non-spillable batteries.
Pros
  • It is leak proof and maintenance free. Once mounted, you won’t have to top up the electrolyte, check the specific gravity or carry out any other form of maintenance checks.
  • It is very durable and designed to power small boats that often have no battery compartments.
  • It has two inbuilt manual reset circuit breakers to protect connected equipment from a power surge.
  • The installation procedure is very simple and direct. The trolling motor leads and charger leads easily connect to the readily accessible external battery terminals.

Conclusion

That’s the end of our review of the best deep cycle batteries. Our list constitutes select batteries with exceptional features and superior performance. To get the very best, be sure to compare and contrast their features. Also, remember to follow the Amazon product links provided for details on price and extras.

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