100Ah 12V PowerMax LiFePO4 Battery / 1280Wh Portable Power Station

$29.99 - $369.99
13.74 (in)
8.37 (in)
6.95 (in)


Dr. Prepare PowerMax Battery and Hub

Dr. Prepare PowerMax is a combination of a 12V 100Ah LiFePO4 battery and a solar generator, supplying power during your RV travel, outdoor camping, and it can be also used as the emergency power and home backup battery. 

The intelligent BMS with Texas Instruments chipset protects the battery from over-charge, over-discharge, over-current, short circuit, high temperature, and low temperature. The built-in 68 automotive-grade cells also provide outstanding discharge performance and lower heat generation. With IP65 waterproof and V0 flame retardant rating, the PowerMax is ready to deliver reliable power for your outdoor adventures.


  • 2-in-1 Deep Cycle Lithium Battery & DC Power Station】 When you travel in an RV or camper, Dr. Prepare LiFePO4 battery provides 1280Wh power and 100A continuous discharge to power your microwave oven, lights, coffee maker, and more. Plugging in the Maxhub, it becomes a portable solar generator to power your CPAP, drone, car refrigerator, whether you are camping outdoors or encountering unexpected outages or emergencies.
  • Upgraded BMS & More Reliable Performance】 The built-in BMS circuit is equipped with the advanced Texas Instruments chipset, intelligent MCU, and up to 20pcs of MOSs, featuring precise power calculation similar to coulombmeters and ensuring voltage equalization for internal battery cells to offer exceptional charge and discharge performance. Actively protects your battery from over-charge, over-discharge, over-current, short circuit, high and low temperature.
  • Durable Construction & Safe Charging】 With IP65 waterproof and V0 flame retardant rating, this 12V lithium battery is rugged enough to maintain stable performance even in extreme environments. Fearless of any rain or splashes. Our LFP battery has both high-temp and low-temp protections. When the temp is below 21.2℉ or over 122℉, it will stop discharging. When the temp is below 41℉ or over 113℉, it will stop charging.
  • More User-Friendly Designs】 With the provided metal brackets and screws, you don’t have to make brackets yourself. Simply secure your battery in your RV or boat to keep it in place. The sinking bolt design allows you to stack your batteries vertically to save space (Note: Not suitable for moving spaces). The handheld strap ensures easier carrying and using anywhere.
  • Expandable & Long-Lasting Power 】Dr. Prepare 12V 100Ah lithium battery allows you to expand power by connecting up to 4 batteries in parallel to get up to 5,120Wh power, meeting your specific needs. Our LiFePO4 battery also offers 3,000 life cycles (at 80% DOD) and more than 10 years lifespan, which is everything a quality battery should be.
  • Best Service】 Dr. Prepare batteries will be shipped from California, USA. We provide 10-year warranty for the battery and 12-month warranty for the hub. If you have any questions during usage, please feel free to contact us.


Key Features

12V Lithium Battery

Built for the Outdoors

The IP65 waterproof and V0 flame retardant rating allow the battery to keep stable performance in any outdoors activities. Rugged enough to resist unexpected rain or splashes.

12 Volt Deep Cycle Battery

Bracket Fixed Design

Keep your battery securely mounted in RV or boat with the provided metal brackets and screws. No extra customized bracket needed.

LiFePO4 Battery

Keep Track of Real-time Power

The intuitive LED indicators allows you to check the real-time power capacity and how much power left for your extended trips.

Lithium Iron Phosphate Battery


Dr. Prepare LiFePO4 battery offers about 3000 cycles time at 80% DOD. Under daily use, these batteries will last more than 10 years.

LiFePO4 Battery Parallel Connection

Expandable Capacity to Power

Supports connecting 4 batteries in parallel to build a 12V 400Ah LiFePO4 battery bank system, to provides up to 5,120Wh power.

LiFePO4 Battery for RV Boat

Stack up for More Space

The sinking bolt design allows you to stack your batteries when using at home, maximizing the use of vertical space.

*Not suitable for moving space like RV, boat, etc..

Solar Powered Generator

100W Solar Recharging

Compatible with solar panels (not included) to get recharged gradually in sunlight. Connect a solar panel to the DC IN to give PowerMax a recharge at up to 100W.

Package Includes 

1 x 100Ah LiFePO4 Lithium Deep Cycle Battery
1 x User Manual

LiFePO4 Power Station for RV


PowerMax 12V 100Ah LiFePO4 Battery
Rated Capacity 100Ah (1280Wh)
Rated Voltage
Max. Charging Voltage 14.6V
Max. Discharge Current 100A
Max. Charging Current
Cycle Life
3000 cycles at 80% DOD
Charging Temperature Range 32~122℉ / 0~50℃
Discharging Temperature Range
14~140℉ / -10~60℃

Low Temperature Protection

Charging: 32~41℉ / 0~5℃
Discharging: 14~21℉ / -10~6℃

High Temperature Protection

Charging: 113~122℉ / 45~50℃
Discharging: 122~140℉ / 50~60℃
Storage Temperature Range
32~95℉ / 0~35℃ (Recommended storage temperature)
Connection Method
In parallel (up to 4 batteries)
13.74 x 8.37 x 6.95 inches / 349 x 212.7 x 176.5 mm
27.56 lbs / 12.5 kg
10-year (for our official website) / 5-year (for other channels)


PowerMax Hub (for PowerMax Battery)
Battery Charging Hub (for 12V LiFePO4)
Input (Bottom Port)
Output (Bottom Port)
10V~14.6V/12A (Charge Battery)
11V~25V (Support 100W Solar Panel Charging)
5V/3A, 9V/3A, 12V/2.5A (Max: 30W)
USB-A (1)
5V/3A, 9V/2A, 12V/1.5A (Max: 18W)
USB-A (2)
5V/3A, 9V/2A, 12V/1.5A (Max: 18W)
Cigarette Lighter
Dimension & Weight
5.51 x 2.79 x 1.57 inches / 140 x 71 x 40 mm
0.44 lbs / 200 g


Related Reports & Certifications
United States Patent Application 
Utility Model in China - CN216928841U
Battery - UL2743 Test Report


· DO NOT string batteries in series.

· DO NOT short the battery terminals.

· DO NOT reverse polarity connection.

· DO NOT install the battery in a location that may be flooded.

· DO NOT expose the battery to fire, extreme heat conditions, or close to any heat sources.

· Secure the battery in place to avoid any violent shaking when installing it in your vehicle.

· DO NOT drop the battery from a high altitude.

· DO NOT strike or penetrate the battery.




100Ah Battery Manual Book


Hub Manual Book


Metal Fixing Plate Manual Book



How many life cycles does this LiFePO4 battery have?
This Deep Cycle LiFePO4 Battery enables 3,000 charge/discharge cycles at 80% DOD (Depth of Discharge).
Does this battery have low temp and high temp protection?
Yes, this battery has low temperature protection and high temperature protection. When the temp is below 21.2℉ or over 122℉, it will stop discharging. When the temp is below 41℉ or over 113℉, it will stop being charged.
Will the battery come with the brackets and screws?
Yes, it comes with 2 metal brackets and 14 screws. You can secure the battery in your RV, boat, anywhere you use it.
How to properly store this battery?
We recommend to store the battery in an environment of 32~95℉ (0~35℃). Make sure that it is at least 30%~50% charged before storing it, and recharge it every 6 months.
Can I use my 100W solar panel to charge this battery?
Yes, you can connect the 100W solar panel to the Anderson DC IN port on the hub to get your battery recharged in sunlight.
More questions about this product? Please contact us .