RB20 12V 20AH



RB20-X 12V 20AH

An excellent choice for a small solar system or backup power source, the RB20-X 12V 20AH LiFePO4 battery offers plenty of power. It’s the smallest of the batteries found in the RELiON X-Series giving you plenty of power with a tiny size and weight.

The RELiON X-Series batteries offer higher continuous discharge currents, along with higher peak compared to the regular lithium batteries of a similar size. They provide the higher power you need for any solar system without taking up as much space or weighing you down.

The RV20-X 12V 20AH LiFePO4 battery is compatible with all the major solar brands including:

  • Zenernet
  • SunLux Energy
  • SunPower
  • Sunrun
  • Vivint Solar
  • Tesla Energy
  • Solar Five
  • Elevation Solar
  • And More!

No matter the brand of solar equipment you own the RELiON RB20-X LiFePO4 battery will provide the perfect battery bank. 

With a weight of just 6.1 pounds, this powerful lithium battery can be used for a backpacker’s small solar system, for camping, and for any other portable solar system. It can also be used for powering lights and other devices continuously with a small solar system. 

When you don’t have much space to work with or you need your lithium battery to be ultra-portable, the RB20-X 12V 20AH is the right choice for your needs. It doesn’t take up much space and it’s easy to carry without causing extra strain. The power you get is enough to keep your devices charged and working properly while you’re out in the wilderness or on a long road trip.

This RELiON LiFePO4 battery offers a safe and lightweight option with a flag terminal type and a built-in battery management system. The BMS makes it easy to ensure you can always get the power you want without causing harm to the battery.

With the RB20-X, you also gain the flexibility to install this batter however you need. It’s not like a traditional lead-acid battery, which can only be installed one way. This LiFePO4 battery also offers fast-charging capabilities and it’s a maintenance-free battery option perfect as a small battery bank for any solar system.

Product Specifications
  • Voltage: 12.8V
  • Amp Hours: 20Ah
Dimensions & Weight
  • Length: 7.1 in (181 mm)
  • Width: 3 in (76 mm)
  • Height: 6.6 in (166.5 mm)
  • Weight: 6.1 lbs (2.75 kg)
  • Solar

Additional information

Weight 2.75 lbs
Dimensions 18.1 × 7.6 × 16.65 in
Charging Relion Battery Charging Instructions
Brand Relion


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