I started this whole process with a couple AGM batteries but quickly realized I wanted something with a much larger lifespan. I also wanted more capacity, so I went with a Chins 12v 300ah battery.

Here are also the batteries that I've come across for review that I recommend.

Chins 12v 300ah LifePO4 Battery

This shows a simple unboxing of the battery. No testing, just inspection and information. It turns out this battery is the real deal! It has worked flawlessly since the day I bought it. I can't say enough on how easy it was to connect and use.

  • Rated Capacity (0.2C): 300Ah / 3840Wh, impedance: ≤ 5mΩ
  • Charge voltage: 14.2V~14.6V, Rated voltage: 12.8V
  • Max Depth of Discharge (DoD): 100%
  • Max charge current: 120A
  • Max continuous discharge current: 200A
  • Peak discharge current: 600A (Duration: less than 5 seconds)
  • Standard charge current: 60A, Charging time approximately 6 hours
  • Operating temperatures: Charge 0°C~50°C(32°F~122°F), Discharge -20°C~60°C(-4°F~140°F), Storage -20°C~50°C(-4°F~122°F)

You can also check out the battery at EnjoyBot!

Redodo 12v 100ah Lifepo4 Battery

I did a first review on this battery with the intention of unboxing and performing a controlled capacity test. I'm happy to say it passed!

I did a second review on this battery and it powered through everything I could throw at it!

  • Redodo Lithium Iron Phosphate (LiFePO4) battery can be recycled up to 4000~8000 times and provide up to 10 years of service life. Because of its safety and stability, LiFePO4 battery can perfectly replace the traditional lead acid battery. This model uses prismatic LiFePO4 cells with better stability, higher energy density, and lighter weight, making the batteries good enough at high temperature performance, high power output, low self-discharge rate.
  • Redodo LiFePO4 battery possesses industry-leading technology and is manufactured with advanced technology in the industry. This model has excellent and reliable performance with sufficient battery capacity, supporting battery expansion for up to 4 series & 4 parallel and suitable for electric energy storage.
  • Redodo LiFePO4 battery have high energy density, which makes it possible to ensure long-term recycling. The capacity of the monomer is still greater than 80% after 2000 cycles. This model can be repeatedly charged and discharged without any memory effect. The battery can be charged and used no matter what state it is in.
  • Redodo provides a five-year warranty for its battery. Our service team provide professional information and services, and respond quickly to solve problems in a timely manner. We will help analyze the customer's problems within 24 hours, help solve the problems, recover the battery usage and introduce the best use method.
  • Redodo LiFePO4 battery is green battery and it doesn't contain any heavy metals and rare metals, and are better environmental friendly. Almost all outdoor power sources use LiFePO4 batteries as they’re very safe and can be used in a variety of application scenarios.
  • Redodo 12V 100Ah LiFePO4 battery is suggested to work with a 30~70 lbs thrust trolling motor. Besides, this battery is NOT suitable for starter batteries or golf cart batteries, for more info please consult Redodo freely.
  • Redodo will continue to be a reliable companion to customers, and we will keep making excellent and durable LiFePO4 batteries for more diverse applications.

Ampere Time 12v 50ah Lifepo4 Battery

This battery is perfect for replacing a 12v 100ah Lead Acid Battery. It's super light and has the same capacity!

I did a second review on this battery just to show how light and powerful it is!

  • Our 12V 50Ah lithium battery has 640Wh energy (12.8V×50Ah×100%DOD=640Wh ), which is close to the real energy of 12V 100Ah lead-acid battery (12V×100Ah×60%DOD=720Wh), as the depth of discharge (DOD) of lead-acid is about 60%. It means 12V 100Ah lead-acid battery can run an 80W load nonstop for 9hrs while 8hrs as our 12V 50Ah battery can. And it takes 10-20hrs to fully charge a 100Ah lead-acid battery while 1-2.5hrs of our battery. How efficient!
  • Ampere Time LiFePO4 battery is made of automotive grade LiFePO4 cells, which has higher energy density, more stable performance & built-in BMS. Compared with the 200-500 cycles and 3-year lifespan of lead-acid battery, our battery has more than 4000 deep cycles and a 10-year lifespan, which means that the lifetime of one of our 12V 50Ah LiFePO4 battery is equivalent to the total lifetime of 3-8pcs 12V 100Ah lead-acid batteries. What a huge difference!
  • Ampere Time LiFePO4 battery ensure you 5-year warranty while the best-selling lead-acid battery is only 1 year. In terms of lifetime use, the value of our 50Ah battery is almost 4 times than 12V 100Ah lead-acid battery. For example, the cost per use of our battery is $0.069($219.99/5-year warranty/640Wh=$0.069), but $0.294 of a 12V 100Ah lead-acid battery ($211.57/1-year warranty/720Wh=$0.294). Data shows that buying our battery is the best investment for your money
  • Ampere Time 12V 50Ah LiFePO4 battery has an extremely lightweight of 11.57lbs, only 1/6 of a 12V 100Ah lead acid battery (about 60lbs), and a 10-year-old child may be easy to tow or move. Meanwhile, our battery has various connections in parallel (max. capacity of 200Ah) and series (Higher voltage of 24V, 36V, 48V), it’s ideal for home back up system such as security devices, lights, solar and outdoor activities like boat, camping, trailer, etc.
  • We are committed to providing you with satisfactory service. Fast delivery because the battery will be shipped from our local warehouse in Los Angeles, California or Dallas, Texas. Professional technical support, humanized return policy & customer service as we provide easy-to-understand operation manuals & online services with quick feedback within 24hrs. If you have any questions, please feel free to contact us, we will do our best to support you
  • This 12V 50Ah battery is suitable for energy storage rather than start-up and supports a max. discharge current of 1C. Recommended: 12V 50Ah battery for 20~30lbs thrust trolling motor. (For recommendation on other models of trolling motors or starter batteries coming later this year, please feel free to contact Ampere Time.)

The Victron Battery Balancer.
Many people have told me not to connect this to LifePO4 batteries. Did I listen? NOPE!

Victron Battery Balancer

I purchased a Victron Battery Balancer for my 24v System. This video shows the complete unboxing, installation and 7 day testing of the unit on LifePo4 Batteries!

  • The VE Battery Balancer eliminates the effect of load imbalance and improves the life of your battery bank
  • A 48V battery bank can be balanced with three Battery Balancers
  • The Battery Balancer equalizes the state of charge of two series connected 12-Volt batteries, or of several parallel strings of series connected batteries
  • When the charge voltage of a 24-Volt battery system increases to more than 27-Volt, the Battery Balancer will turn on and compare the voltage over the two series connected batteries

LifePO4 Battery Chargers

Here are the battery chargers I reviewed. Some are great while others need some work.

Hasito 20A LifePO4 Charger

I purchased the Hasito 20A charger because I only had a 1.1A trickle charger. The trickle charger would take 3 days to charge a 100ah battery! I've had no problems with the charger. It works exactly like I expected.

  • 12V 20Amp,24V 10Amp Battery Charger load wiht four modes to start with one key, the maximum charging current is 20A, providing fast charging for your battery.Anti-accidental touch, 10S after starting to charge, it will automatically lock to prevent accidental touch. And small size is a portable car battery charger
  • Car Battery Charger can choose suitable charge current by yourself,you can choose (12V/5A,24V/3A)→(12V/10A,24V/5A)→(12V/20A,24V/10A).Please select the appropriate current to charge your battery according to your needs.
  • Trickle charger can apply to most of battery like Lithium,Lifepo4,Lead-Acid (PB/AGM/GEL/EFB,MF,FLOODED,VRLA,SLA,wet batteries),For:cars,golf carts,motorcycles,electric motorcycles, motor boats,lawn mowers,forklifts,tractors etc.
  • Maintainer/Pulse Repair to activate your battery, the unique battery protection function allows you to charge your battery quickly and safely, and trickle charging is the perfect final protection for your battery to be fully charged.
  • With built-in temperature sensor, it can be charged normally from -10°C (14°F) to 40°C (10°F). Built-in multiple detection, temperature protection, low voltage protection, overvoltage protection, short circuit protection, overcurrent protection, electrostatic spark protection. Allows you to recharge with complete peace of mind


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