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Renogy 12V 20A AC-to-DC LFP Portable Battery Charger
by Renogy

Renogy 12V 20A AC-to-DC LFP Portable Battery Charger

SKU: RBC20A1P-US
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$161.99
$161.99 - $161.99
$161.99
$119.99
$119.99 - $119.99
$119.99
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Product Highlights
  • Supports lithium batteries with activation to exit BMS protection safely.
  • 100–240VAC input; includes ring terminal & alligator clip cables.
  • 3-stage intelligent charging with over 89% efficiency for lithium cells.
  • Five protections: short-circuit, overcurrent, overvoltage, overtemperature, reverse polarity.
  • Plug-and-play design with fanless, fast-dissipating shell, plus bracket and screws.
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Renogy 12V 20A AC-to-DC LFP Portable Battery Charger

Renogy 12V 20A AC-to-DC LFP Portable Battery Charger

12V 20A AC-DC LFP Portable Battery Charger

Renogy 12V 20A AC charger is designed for LifePO4 Battery. The charger has a 3-stage intelligent charging design (CC/CV/trickle) to ensure it charges the lithium battery quickly and efficiently. This battery charger has 5-layer protection functions to realize comprehensive monitoring and protection of the battery. This charger is suitable for RVs, motorbikes, boats, and camper-van.

3-Stage Intelligent Charging Design

Automatically switches between constant current, constant voltage, and trickle charging to deliver fast, safe, and efficient power while protecting and extending your battery’s life.

Easy & Reliable Installation

The charger comes with two battery cables—alligator clips for quick, portable use and ring terminals for secure, long-term charging—so you can handle any charging scenario. IP65 protection expands usage possibilities, and the screw-mount design keeps installation stable and reliable, delivering a safe, versatile, and hassle-free charging experience.

Specifications:

Renogy 12V 20A AC-to-DC LFP Portable Battery Charger
Input Voltage Range 100V to 240V (50Hz / 60Hz)
Input Current 5A Max
No-Load Input Power Dissipation ≤3W
Maximum Output Voltage 14.6V (±0.2V)
Output Current 20A
Efficiency ≥89%
Operating Temperature Range -4°F to 113°F
Storage Temperature Range -40°F to 158°F
Relative Humidity 5% to 95%
Protection Rating IP65
Dimensions (L x W x H) 9.25 in x 3.94 in x 2.13 in
Weight 3.97 lbs

Frequently Asked Questions

What kind of batteries is suitable for this charger?

1. This charger is specially designed for lithium battery charging. 2. This is a 12V dedicated lithium battery charger, where 12V refers to the voltage platform of the battery. The 12V voltage platform has one form: the battery itself is a 12V battery, and the other is formed by connecting multiple small voltage platform batteries in parallel. For example, two 12V lithium batteries are connected in parallel can form a 12V voltage. To sum up, this charger is designed for 12V lithium iron phosphate.

Can this charger wake up a lithium battery that triggers BMS protection?

Yes, this charger has a lithium battery activation function. When the lithium battery cannot be charged and discharged after triggering the BMS protection, this charger can be used to wake up the lithium battery.

What capacity of the batteries does this charger support?

The charging current of this charger is 20A. When using it, you need to make sure the maximum charging current of the battery is ≥20A. The total charging time for a 100Ah lithium battery is 3.5 hours.

What are the accessories for this charger? What functionality does each provide?

1. Accessories include an alligater clip battery cable, and Blade Fuse. 2. The role of the battery cable: Provide one easy-to-operate connection methods to facilitate the user to realize the connection between the charger and the battery quickly 3. The role of the Blade Fuse: to provide the reverse connection protection of the battery. If the charger's positive and negative output terminals are accidentally reversed, it will burn only the fuse, and the AC charger will be safe, providing double protection.

What are the phenomena of this charger in different charging stages?

1. When the charger is in the fast high-current charging stage, it will provide a maximum charging current of 20A, and the charger's indicator light is slow flashing red, indicating that it is charging. 2. When the charger is in the constant voltage charging stage, the charging current will continue to decrease to 2A, and the charger's indicator light is slow flashing red, indicating it is charging. 3. When the charger is in the trickle phase, the charging current will be less than 1A, and the charger's indicator light will be green, indicating that it is fully charged.

Product Documents:

Renogy 12V 20A AC-to-DC LFP Portable Battery Charger User Manual

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