Temgot 12V 100Ah Self-Heating Lithium Batteries: A Van Dweller's Review

Updated at: 26/07/2025

This review dives into the Temgot 12V 100Ah self-heating lithium batteries, a game-changer for van dwellers and outdoor adventurers facing the challenges of unreliable power in cold climates. Frustrated by expensive, short-lived Battleborne batteries that failed to perform below freezing, the author sought a more robust and affordable solution. This led to the discovery of Temgot, a significantly cheaper alternative boasting a crucial self-heating function and a competitive warranty.The author details their camper van's dual solar power system, highlighting the importance of reliable batteries in maintaining power even in extreme temperatures. This review provides a thorough examination of the Temgot batteries' features, including their user-friendly interface, impressive capacity, durable construction, and compact size. Discover why these batteries offer a superior alternative to high-priced, unreliable options and learn how they've solved a significant problem for this van-lifer.

Pros And Cons

Battleborne batteries
  • 10-year warranty (though apparently not honored in this case)
  • Expensive ($800 each)
  • Failed after three years
  • Warranty not honored
Tim Got 12.8 volt 100 amp hour lithium phosphate batteries
  • Self-heating feature allows charging below 32°F (0°C)
  • Heats battery up to 41°F (5°C)
  • Cheaper than Battleborne batteries (under $300)
  • 5-year warranty
  • 24/7 customer service
  • Lightweight (22.3 lbs)
  • Small size (10.2in x 6.6in x 8.2in)
  • Touch display shows parameters and allows control of charging/discharging
  • Bluetooth app control
  • Can run up to 10 in parallel or 4 in series
  • IP64 shockproof and waterproof
  • Up to 5000 cycle lifespan
  • 100 amp BMS prevents overcharging, over-discharging, and short-circuiting

Read more: OUKITEL P2001 PLUS Review: Best Budget Portable Power Station?

My Previous Battery Experience: The Battleborne Debacle

I've been using lithium batteries in my camper van for years, but previously, my experience was marred by a significant problem: they failed to charge reliably below freezing temperatures.

Screenshot showing the speaker mentioning the high cost of Battleborne batteries.
Screenshot showing the speaker mentioning the high cost of Battleborne batteries.

I invested heavily in Battleborne batteries, spending over $800 per battery and still facing premature failure after just three years. The promised 10-year warranty was unfortunately useless.

Screenshot showcasing the speaker discussing the premature failure of the Battleborne batteries.
Screenshot showcasing the speaker discussing the premature failure of the Battleborne batteries.

Their refusal to honor the warranty left me frustrated and searching for a more reliable solution. This led me to explore alternatives and discover the Temgot batteries.

Introducing Temgot 12.8V 100Ah Lithium Phosphate Batteries

The Temgot 12.8V 100Ah lithium phosphate batteries are a game-changer. Unlike my previous experience, these batteries offer self-heating capabilities—a significant advantage in cold climates.

Close-up shot of the Temgot battery specifications.
Close-up shot of the Temgot battery specifications.

At under $300, they are substantially cheaper than the Battleborne batteries while providing a competitive 5-year warranty. A discount code and link are available in the video description.

Screenshot highlighting the significantly lower price point of Temgot batteries.
Screenshot highlighting the significantly lower price point of Temgot batteries.

The self-heating feature ensures the batteries remain functional even below freezing, addressing my previous major concern. This is a huge plus for van life and any outdoor adventures.

My Dual Solar System Setup

My camper van utilizes a dual solar system for redundancy and enhanced power management. Each system is independently controlled.

A view of the solar panels on the campervan roof.
A view of the solar panels on the campervan roof.

One system features two 250W solar panels, two 100Ah lithium batteries, and a 40A MPPT solar controller. The other has one 100Ah lithium battery and a 20A MPPT solar controller.

A shot of the interior fuse boxes.
A shot of the interior fuse boxes.

This setup allows me to switch appliances between systems if one malfunctions, providing crucial backup power, especially in situations where batteries may fail in cold temperatures.

Temgot Battery Features and Performance

The Temgot batteries boast a user-friendly touch display and a Bluetooth app for monitoring and controlling charging and discharging.

A closeup of the Temgot battery's touch screen.
A closeup of the Temgot battery's touch screen.

They offer a 100Ah capacity with four cells, and up to 10 batteries can be connected in parallel or four in series. The IP64 rating ensures shockproof and waterproof durability.

Speaker showing the weight of the Temgot battery.
Speaker showing the weight of the Temgot battery.

These batteries are incredibly lightweight (weighing less than the advertised 23 lbs), making them easy to handle and install. The compact size is also beneficial for space-constrained applications.

Conclusion: Are Temgot Batteries Worth It?

The Temgot 12.8V 100Ah self-heating lithium batteries are an excellent choice for van dwellers, RVers, or anyone needing reliable power in varied conditions.

Speaker expressing enthusiasm for the Temgot batteries.
Speaker expressing enthusiasm for the Temgot batteries.

Their self-heating function, affordability, and 5-year warranty provide peace of mind, especially considering my previous battery failures.

Final screen showing the link and discount code for the Temgot batteries.
Final screen showing the link and discount code for the Temgot batteries.

The impressive features, compact size, and lightweight design make them a superior option compared to the expensive and unreliable Battleborne batteries I previously used. I highly recommend these batteries!