Top 10 LiFePO4 12V 40Ah – Automotive Replacement Batteries

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1. KEPWORTH

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Solar/Backup Power,Trolling,Motor/5-Years Warranty, KEPWORTH 12V 40Ah LiFePO4 Battery Deep Cycle Lithium Iron Phosphate Battery Built-in BMS Lightweight Maintenance-Free Perfect for RV/Camping

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KEPWORTH #ad - Built-in smart bmsour lifepo4 battery has built-in bms battery management system to protect it from overcharge, over-current, over-discharge, BMS cuts off charging below -4℉(-20°C), and short circuit with excellent self-discharge rate.

We believe you should be as confident in your battery as we are. And re-test again literally every battery we ship and all of our batteries come with an industry-leading 10 years service life. Buy with confidence:we test and re-test. Lithium iron phosphate:kepworth's deep cycle lithium iron batteries have unlimited mounting capability, exceptional longevity, and are more cost effective. Built-in temperature protection function, high temp cut off prevents charging over 158℉(70℃).

Multiple applications:can be connected in series up to 2. Perfect for power station camping, golf cart, marine, medical devices, campers, RV, motorhomes & electric mobility scooter, off-road and off-grid applications!. Lightweight & versatile: lifepo4 battery is 70% lighter than lead acid battery with the same capacity. With no acid in the battery, you're able to safely mount in any position.
BrandKEPWORTH #ad
ManufacturerKEPWORTH #ad
Height7.99 Inches
Length9.37 Inches
Width6.77 Inches
Part NumberNEWKEP12V40Ah-N

2. KEPWORTH

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Home Storage Outdoor Camping/5-Years Warranty, 12V 40Ah Lithium Iron Battery LiFePO4 Deep Cycle Batteries, 10 Years Life,Perfect for RV, Built-in BMS, Solar Power System, 5000+ Cycles

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KEPWORTH #ad - 5 years battery warranty, and 24 hours customer responsive service. Widely applications:can be connected in series up to 2. Without acid in the battery, yachts, home storage, camper, you're able to safely mount it in any position, travel trailer, TV, digital/CCTV camera, UPS, medical devices, kayak, fish finder, van, for example, lighting etc.

The battery’s flat discharge curve holds above 12. 8v for up to 95% of its capacity, it can work as long as it is charged. Built-in smart bmsour lifepo4 battery has built-in bms battery management system to protect it from overcharge, over-discharge, over-current, and short circuit with excellent self-discharge rate. Lightweight & versatile: lifepo4 battery is 70% lighter than lead acid battery with the same capacity. Which is 30% lighter than lead acid battery, so making it easy to install and carry. Buy with confidence:all of our batteries come with an industry-leading 10 years service life.

Deep cycle battery: 12v 100ah lifepo4 battery provides 2000~5000 cycles, and has a 10-year lifetime, improving much compared to only 50% in lead acid. Built-in temperature protection function, bms cuts off charging below -4℉(-20°C), high temp cut off prevents charging over 158℉(70℃). No matter what state the battery is in, about 10 times the lead acid with 300~500 cycles, three times longer than the lead acid’s 3-year lifetime. With no acid in the battery, you're able to safely mount in any position.
BrandKEPWORTH #ad
ManufacturerKEPWORTH #ad
Height7.87 Inches
Length9.37 Inches
Width6.77 Inches
Part NumberKEP12V40AH-238MM

3. KEPWORTH

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40Ah Automobile Battery LiFePO4 12V Lithium Iron Phosphate, Built-in BMS Voltage Protection Board, Deep Cycle LFP Battery For RV/Camper/Marine,car/Automobile/Overland/Van/Truck/Sports/Racing

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KEPWORTH #ad - While licoo2 and sLA cause serious pollution to the environment. Kepworth lifepo4 battery have unlimited mounting capability, exceptional longevity, and are more cost effective. Built-in bms - bms stands for "battery management system" - the brain of our deep cycle lithium batteries.

Kepworth lifepo4 battery can be charged and discharged repeatedly Charging efficiency is three times faster than lead-acid batteries. It can turn off the power automatic while the battery under-voltage and regulates the amount of power taken out of the battery and acts as a shut-off system to protect the battery and you from unsafe operating conditions. Its cycle can reach as long as 2000 times which is 7-10 times Of SLA The SLA Battery Is 300-500 Times Only.

High performance - extremely low self-discharge. L2-400 battery type - 12 volt; 40ah; cca1100a; weight: 11. 9 lbs; terminal- +european standard; dimensions: 9. 4 in x 6. 8 in x 7. 4 in; chemistry: lithium Phosphate Ion LiFePO4. High security - lifepo4 battery is 100% safe lithium battery in the world. Free shipping Within 3 Working Days.
BrandKEPWORTH #ad
ManufacturerKEPWORTH #ad
Height7.48 Inches
Length9.45 Inches
Weight11.9 Pounds
Width6.89 Inches
Part NumberKEP-L2-400-N
WarrantyManufacturer warranty for 24 months from date of purchase in automotive applications

4. KEPWORTH

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Replacement 40ah Lead Acid Battery 40B19R Automobile Battery LiFePO4 Universal 12v 22Ah 680CCA Lithium Iron Phosphate Built-in BMS Protection Board Deep Cycle LFP

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KEPWORTH #ad - 40b19r battery type - 12 volt; 22ah; cca680; weight: 3. 1kg / 6. 8 lbs; terminal+ -; dimensionslxwxh: 196x127x202mm / 7. 7x5. 0x7. 9inch; chemistry: Lithium Phosphate Ion LiFePO4. It can turn off the power automatic while the battery under-voltage and regulates the amount of power taken out of the battery and acts as a shut-off system to protect the battery and you from unsafe operating conditions.

Free shipping Within 3 Working Days. You can receive the parcel after 20~30 days. Buy with confidence. Built-in bms - bms stands for "battery management system" - the brain of our deep cycle lithium batteries. Lifepo4 battery replaces lead-acid battery: measurement standards of lead-acid battery and lifepo4 battery are different, can be regarded as number of lifepo4 divided by two, equivalent to the capacity of lead acid battery.

E. G: 50ah for lifepo4 battery is equivalent to 100Ah for lead acid battery, but the starting current is the same as that for lead acid 100Ah. Satisfaction guarantee - one-time installation of our maintenance free batteries will get your System Or Application Running In No Time At All. High security - lifepo4 battery is 100% safe lithium battery in the world. Kepworth lifepo4 battery can be charged and discharged repeatedly Charging efficiency is three times faster than lead-acid batteries.
BrandKEPWORTH #ad
ManufacturerKEPWORTH #ad
Height7.9 Inches
Length7.7 Inches
Width5 Inches
Part Number40B19R
WarrantyManufacturer warranty for 24 months from date of purchase in automotive applications

5. SCREMOWER

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12v 40Ah LiFePO4 Battery Deep Cycle Lithium iron phosphate Rechargeable Battery Built-in BMS Protect Charging and Discharging High Performance for Golf Cart EV RV Solar Energy Storage Battery

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SCREMOWER #ad - Buy with confidencewe test and re-test. How to chargethe positive and negative poles on the battery can discharge and charge the battery. Scream power lifepo4 battery’s flat discharge curve holds above 12V for up to 90% of its capacity usage providing astronomical boosts in run-time compared to only 50% in Lead Acid.

We believe you should be as confident in your battery as we are. Built-in smart bmsour lifepo4 battery has built-in bms battery management system to protect it from overcharge, bms cuts off charging below -4℉(-20°C), over-discharge, and short circuit with excellent self-discharge rate. Five years warrantybuilt with lifepo4 battery cells that are engineered to deliver superior performance, Excellent Drop in replacement for AGM Sealed Lead Acid Battery. Last 8 to 10 times longer than standard lead acid batteries. Widely applications50% lighter than lead acid battery of the same capacity, it can be used as soon as it is charged.

Built-in temperature protection function, over-current, high temp cut off prevents charging over 158℉(70℃). Battery bms does not support battery series use. If you need to use it in series, please contact us for customization. Ideal for 12v deep cycle applications in caravans, no matter what state the battery is in, Camper Trailers, And there is no memory effect, Medical Devices, Motorhomes & Electric Mobility Scooter. And re-test again literally every battery we ship and all of our batteries come with an industry-leading 5 years warranty.
BrandSCREMOWER #ad
ManufacturerSCREMOWER #ad
Height7.99 Inches
Length9.37 Inches
Weight11.02 Pounds
Width6.77 Inches
Part Number12VSCR40Ah

6. KEPWORTH

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Lithium LiFePO4 Battery 12V 40Ah 512Wh Deep Cycle Lithium Iron Phosphate Rechargeable Battery Built-in BMS, Perfect for RV,Solar,Camping,Marine,Backup Power,Off-Grid Applications

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KEPWORTH #ad - We believe you should be as confident in your battery as we are. Lithium iron phosphate:kepworth's deep cycle lithium iron batteries have unlimited mounting capability, exceptional longevity, and are more cost effective.

Lightweight & versatile: lifepo4 battery is 70% lighter than lead acid battery with the same capacity. With no acid in the battery, you're able to safely mount in any position. Multiple applications:perfect for power station camping, motorhomes & electric mobility scooter, campers, medical devices, RV, marine, golf cart, off-road and off-grid applications!. And re-test again literally every battery we ship and all of our batteries come with an industry-leading 10 years service life.

Buy with confidence:we test and re-test. Built-in bms & convenience & maintenance free:our lifepo4 battery has built-in bms battery Management System to protect it from overcharge, and short circuit with excellent self-discharge rate. Without memory effect, over-current, over-discharge, no matter what state the battery is, it can be used as soon as it is charged.
BrandKEPWORTH #ad
ManufacturerKEPWORTH #ad
Height7.99 Inches
Length9.37 Inches
Weight10.36 Pounds
Width6.77 Inches
Part NumberNEW260mm-40Ah

7. SCREAM POWER

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SCREAMPOWER LiFePO4 Deep Cycle Lithium Battery 12V 40Ah Built-in BMS Protect Perfect for RV Golf Cart Solar Power Camping Boat Emergency Power Supply Ten-Year Service Life with 10A Charger ABS Case

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SCREAM POWER #ad - 5-year and 10-year service lifeall our batteries have passed strict tests to ensure quality and safety. 2. No memory effect, charge anytime, non-polluting, non-toxic, and are made of renewable energy. Use the equipped 10A charger or you can also use solar panels to charge it.

Advantages of lifepo4 battery1. High energy density, ip55 waterproof. No matter if you have any questions before buying or after- s, please feel free to contact us at any time. 3. The high-current output energy of the Lifepo4 battery is twice that of SLA batteries. Battery featuresthe maximum continuous charging current of 12v 40ah is 40ah, the peak discharge current is 80ah in 3 5 seconds, 3000 7000 deep cycles. The maximum protection voltage is 14.

6v. Screampower lifepo4 batteries are suitable for rv, solar systems, golf cart, industrial, camping, electric scooters, medical equipment, and garden tools, Lawn mower, boat/kayak, hunting, emergency power supply, marine, etc. Part number: spcn-12V40AH. 4. The battery shell material is ABS, and the weight is 1/3 of the SLA battery. I will wholeheartedly answer your questions and provide you with the best after- s service.
BrandSCREAM POWER #ad
Height8.7 Inches
Length9.37 Inches
Width6.77 Inches
Part NumberSPCN-12V40AH
ModelSPCN-12V40AH

8. DJLBERMPW

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DJLBERMPW Lithium battery, Boats, Emergency Lighting etc, Camper Vans, 12V 50Ah LiFePO4 lithium iron phosphate battery,More than 4000+ deep cycles,Built-in BMS,Light and easy to carry,Suitable for RV

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DJLBERMPW #ad - For transportation safety, and it may be out of power in your hands. 1. Light and practical: djlbermpw lifepo4 battery, can achieve truly deft effect,It weighs only 30% as much as a typical lead-acid battery,Only 11. 2 pounds easy to carry and easy to install is the best choice for camping。. 5. Long service life: lead-acid batteries can only use 200-400 cycles, and in the state of full charge and full discharge can cycle more than 1500 times, and our lithium iron phosphate battery can cycle 4000+ times, the service life of lead-acid battery is 3 times.

Matters needing attention:please charge the battery before using it when you receive it. 4. Capacity expansion: djlbermpw lifepo4 battery is supported in series or parallel connection, but we do not recommend excessive parallel connection, can be up to 4 batteries in series, in series, Parallel connection has no upper limit, suggest no more than 4pcs in parallel,it has an impact on the overcurrent protection value of the battery protection plate.

Therefore, our battery only has 50% power when it leaves the factory, please charge the battery before receiving it. The recommended voltage and current of the charger are 14. 6v 10a respectively. 3. Bms battery protection system: djlbermpw lifepo4 battery it built-in bms, it prevents the battery from charging at temperatures above 75℃,It can prevent over charge, over discharge, over current, short circuit and so on。Operating temperature: Charge at 0℃-45℃;Discharge at -20℃-60℃.
BrandDJLBERMPW #ad
ManufacturerDJLBERMPW #ad
Height6.63 Inches
Length7.76 Inches
Weight11.2 Pounds
Width6.57 Inches
Part Number12V 50AH

9. power queen

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640Wh Backup Lithium Battery, Lightweight Replacement Battery for SLA, Power Queen 12.8V 50Ah LiFePO4 Battery, over 4000+ Rechargeable Cycles, Electric Scooters, Widely Used in Wireless Lawn Mover

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power queen #ad - Widely used in most areas such as RV, Household Battery, Solar, Electric Handicap and so on. And our lifepo4 battery can charge/discharge fully of the capacity, providing astronomical boosts in run-time compared to only 50~70% capacity usage in Lead Acid. 24 hours customer service & 5-year warrantywe have a 24 hours *7 days friendly and professional customer service team, providing a strongly 5-year warranty and free lifelong technical support.

Allow being extended up to 4 in series or 4 in parallel to get Max 200Ah capacity or Max 48V51. 2v voltage. The bms also support 05c 25a charger that needs only 2 hours to charge 50Ah battery fully compared to Lead Acid needs 10~11 hours to fully charged which only support 1A~10A charger. Note: the battery cannot be used as a starting battery. 1/3*impeccably lightweight & 100% capacity usageour 50ah lithium battery weighs only 11. 57 lbs, which is only 1/3 of the weight of 50Ah lead-acid battery, easy to move and install.

Longer usage life: 10-yearpower queen lifepo4 battery provides 4000 cycles & a 10 years lifetime compared to 200 - 1000 cycles & a 3 years lifetime in typical Lead Acid batteries. And we provide english guideline and user manual to help you operate battery easily and quickly. If you are not sure that, Off-Grid and Electric Scooter, please contact customer service for relevant information. Our lithium batteries can be fully charged without risk and maintain the capacity with low self-discharge rate, you can use the battery as you want even though put it aside for a long-time storage.
Brandpower queen #ad
ManufacturerPower Queen #ad
Height6.69 Inches
Length7.79 Inches
Weight11.57 Pounds
Width6.53 Inches
Part NumberPQ-12.8V50AH
Model12.8V50Ah
WarrantyManufacture warrenty for 5 years from date of purchase

10. Timeusb

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Camper Van, 1.216kWh Energy with 1/2 Lighter Weight than 100Ah Lead Acid RV Battery, Born for All Kinds of RVs, Built-in 50A BMS, Travel Trailer, Timeusb 12V 95Ah LiFePO4 Battery, Caravan etc.

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Timeusb #ad - 1. 216kwh energy storage : provides 100% 1. 216kwh energy, a 2x increase in power output efficiency over lead-acid batteries approx. 50% usable capacity in a 12V100AhLead-acid battery at 1C discharging rate. Timeusb delivers the ideal result on stronger energy storage that users of RVs expected.

Efficient delivery & 24hrs service : timeusb provides customers with a responsive and professional customer service team that provides targeted battery solutions within 24 hours of question receipt. Given timeusbahighly effective after-sales and delivery team, our customers in the United States can receive Timeusb products within 2-7 working days. 100% safe with superior bms : 50a battery management system bms, protects the battery from safety hazards by providing five types of protection: overcharging, and high-temperature environment above 60°C/140°F.

It's a 100% green energy that is free of heavy metals and rare metals, overcurrent, short circuit, non-toxic, overdischarging, and non-polluting.1/2 light weight in 13. 89kg : easily pick up and go! weighs 13. 89kg, 1/2 lighter than 12V 100Ah lead-acid battery in 25kg. You and your RVs are not burdened in any way. Born for rv life : an affordable 12v 95ah deep cycle lifepo4 battery.
BrandTimeusb #ad
ManufacturerTimeusb #ad
Height9.5 Inches
Length19 Inches
Weight32 Pounds
Width6.7 Inches
Part NumberT-12V95AH
Model12v95ah
WarrantyManufacture warrenty for 5years date of purchase