Best 4 V Batteries in 2026

13"*6.8"*8.8h Heavy Duty 12V AGM DEEP CYCLE BATTERY with Float Service Life span of 8 to 10 years.

Electrolyte Suspension system VMAX tanks utilize an electrolyte suspension system consisting AGM (Absorbed Glass Matt) of a high porosity that totally absorb and contain the electrolyte. No silica gels or any other contaminants are used.

Heavy Duty Grids: VMAX heavy duty lead tin alloys provide an extra margin of performance and service life in either float or cyclic applications, even after repeated over discharges.

Dimensions: L=7.7" W=5" H=6.1"

Heavy Duty Grids: VMAX heavy duty lead tin alloys provide an extra margin of performance and service life in either float or cyclic applications, even after repeated over discharges.

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAX tanks during float service life. In fact, there is no provision for this type of maintenance.

Two: 12 Volt 100Ah Group 27 Deep Cycle Heavy Duty AGM Marine Deep Cycle Maintenence Free Battery (Includes carrying handles)

Electrolyte Suspension system VMAX tanks utilize an electrolyte suspension system consisting AGM (Absorbed Glass Matt) of a high porosity that totally absorb and contain the electrolyte. No silica gels or any other contaminants are used

Heavy Duty Grids: VMAX heavy duty lead tin alloys provide an extra margin of performance and service life in either float or cyclic applications, even after repeated over discharges.

Two 12 Volt 120ah Group 31 High Performance Marine AGM Deep Cycle Batteries

EACH: Dimensions: 12.9"Lx6.8"Wx8.7"H (Height includes terminals) Weight: 75lb; 8mm terminals

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAXTANKS. Can be mounted in any position

12 Volt 60Ah AGM SLA Marine Battery 9.2"L*5.5"W*8.3"H Heavy Duty 12V AGM DEEP CYCLE BATTERY with Float Service Life span of 8 to 10 years.

CARRYING HANDLES for easy handeling. Electrolyte Suspension system VMAX tanks utilize an electrolyte suspension system consisting AGM (Absorbed Glass Matt) of a high porosity that totally absorb and contain the electrolyte. No silica gels or any other contaminants are used

Military Grade Plates provide an extra margin of performance and service life in either float or cyclic applications, even after repeated over discharges.

12V 6AH AGM Deep Cycle SLA Battery w/ F1 Tab Terminals. Sealed, non spillable.

Upgrades 4Ah, 4.5Ah, 5Ah, 6Ah 12V batteries with F1 terminals and similar dimensions.

Superior custom built Military Grade Alloys. Maintenance free. No dangerous toxic gas release.

ESTIMATED RUN TIME: The MR86 will power a 45lb motor continuously for: 4.4 hours at low speed, 2.7 hours at medium, and 0.9 hour at max speed

12V 50Ah; Reserve Capacity: 100min ; Dimensions: 7.8"Lx6.6"Wx6.7"H (Height includes terminals) Weight: 32lb

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAXTANKS. Can be mounted in any position

Group 31 VMAX XTR31-135 12 Volt 135Ah AGM Marine Deep Cycle Maintenance Free Battery, ideal for powering electric motors

Dimensions: 13"L x 6.8"W x 8.4"H (8.7H including terminals); Weight: 77lbs Each.

High Performance AGM Deep Cycle, Maintenance Free Batteries provide relaible power delivery, vibration and shock resistance, and excellent recovery.

Qty 2: VMAX XTR31-135 12 Volt 135Ah Group 31 High Performance Marine AGM Deep Cycle Battery

Reserve Capacity: 265min ; Dimensions: 13"Lx6.8"Wx8.7"H (Height includes terminals) Weight: 75lb; 8mm terminals

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAXTANKS. Can be mounted in any position

Dimensions (each): L=7.7" W=5" H=6.1"

Upgrade your batteries with VMAX Charge Tank High Performance AGM Batteries! Includes two Group U1 35Ah AGM Deep Cycle Sealed batteries

Heavy Duty Grids: VMAX heavy duty lead tin alloys provide an extra margin of performance and service life in either float or cyclic applications, even after repeated over discharges.

BATTERY MANAGEMENT SYSTEM (BMS): The built in BMS system provides safe and reliable operation of your Lithium Iron battery. The advanced BMS in Vmaxtanks Lithium batteries provides high voltage / low voltage protection, over discharge protection, over charge protection, high/low temperature charge and discharge protection, short circuit protection and automatic cell balancing.

LIGHTWEIGHT & POWERFUL: The LFPU1-1230 weighs 8.4 lbs and offers 385Wh of capacity. 30 Amp maximum constant discharge current and 80 Amp max 3 second discharge current. BUILT IN TEMPERATURE SENSOR: Over-Temperature Protection while charging (-5C ( 23F) - 65C (150F)). Over-Temperature Protection while discharging (-20C (-4F) - >65C (150F))

LONG SERVICE LIFE: ~10 Year design life, 4000+ cycles at 90% depth of discharge(DOD) and ~6000 cycles at 80% DOD. 5 YEAR PRO-RATED LIMITED WARRANTY. CHARGING: Charge at 14.4V - 14.6V, compatible with Lithium or AGM Chargers with 14.4-14.6V output or other LiFePO4 smart chargers, alternators(<15V), solar charge controllers, and compatible DC converters.

BATTERY MANAGEMENT SYSTEM (BMS): The built in BMS system provides safe and reliable operation of your Lithium Iron battery. The advanced BMS in Vmaxtanks Lithium batteries provides high voltage / low voltage protection, over discharge protection, over charge protection, high/low temperature charge and discharge protection, short circuit protection and automatic cell balancing. 50 Amp maximum constant discharge current and 100 Amp max 3 second discharge current.

LIGHTWEIGHT & POWERFUL: The LFP22-1255 weighs 15.5 LBS and offers 704 Watt Hours of capacity. Dimensions: 9"L x 5.5"W x 8.2"H (Standard 22NF Battery Size)

LONG SERVICE LIFE: ~10 Year design life, 4000+ cycles at 90% depth of discharge(DOD) and ~6000 cycles at 80% DOD. 5 YEAR PRO-RATED LIMITED WARRANTY. CHARGING: Charge at 14.4V - 14.6V, compatible with Lithium or AGM Chargers with 14.4-14.6V output or other LiFePO4 smart chargers, alternators(<15V), solar charge controllers, and compatible DC converters.

Three 12 Volt 155ah High Performance Marine AGM Deep Cycle Batteries

EACH: Dimensions: 13.5"Lx6.8"Wx11.3"H (Height includes terminals) Weight: 90lb; 8mm terminals

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAXTANKS. Can be mounted in any position

Heavy Duty Deep Cycle 12 Volt 75Ah Group 34 AGM Battery

Dimensions: 10.2"w x 6.6"d x 7.2"h

6mm Hex Screws (included)

ESTIMATED RUN TIME: The V30-800 will power a 30lb motor continuously for: 4.3 hours at low speed, 2.6 hours at medium, and 0.9 hours at max speed

Reserve Capacity: 55min ; Dimensions: 6.5"Lx5"Wx7.2"H (Height includes terminals) Weight: 22lb; 6mm terminals

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAXTANKS. Can be mounted in any position

12 Volt 125Ah Group 31 AGM Deep Cycle Heavy Duty Battery

8mm Hex Screw in Terminals (included,for use with ring terminals) . Military grade custom made plates

Float service life span of 8 to 10 years

ESTIMATED RUN TIME: The V20-600 will power a 25lb motor continuously for: 0.8 hour at WOT, 2.3 hours at medium, and 3.8 hours at low speed

Reserve Capacity: 40 Minutes; Dimensions: 7"Lx 3"Wx 6.6"H; Weight: 13lb; 6mm terminals

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAXTANKS. Can be mounted in any position

12"*6.7"*8.2"h Heavy Duty 12V AGM DEEP CYCLE BATTERY

12 Volt 100Ah AGM Sealed Maintence Free High Performance Battery

Group Size: 27

BATTERY MANAGEMENT SYSTEM (BMS): The built in BMS system provides safe and reliable operation of your Lithium Iron battery. The advanced BMS in Vmaxtanks Lithium batteries provides high voltage / low voltage protection, over discharge protection, over charge protection, high/low temperature charge and discharge protection, short circuit protection and automatic cell balancing.

LIGHTWEIGHT & POWERFUL: The LFP27-12100 weighs 25lbs and offers 1280Wh of capacity. 100 Amp maximum constant discharge current and 150 Amp max 3 second discharge current.

BUILT IN TEMPERATURE SENSOR: Over-Temperature Protection while charging (-5C ( 23F) - 65C (150F)). Over-Temperature Protection while discharging (-20C (-4F) - >65C (150F))

12V 6AH AGM Deep Cycle SLA Battery w/ F1 Tab Terminals. Sealed, non spillable.

Upgrades 4Ah, 4.5Ah, 5Ah, 6Ah 12V batteries with F1 terminals and similar dimensions.

Superior custom built Military Grade Alloys. Maintenance free. No dangerous toxic gas release.

12 Volt 310Ah Heavy Duty "Xtreme" series battery by VMAXTANKS

20.8"w X 10.6"d x 8.7"h/9.5th**

Terminals Posts: SAE+3/8" STUD (Posts included)