Charge your lithium batteries safely and efficiently at home, in the garage, or at the campsite with the Renogy 12V 20A AC-to-DC LFP Portable Battery Charger. Designed specifically for 12V Lithium Iron Phosphate (LiFePO4/LFP) batteries, this smart charger delivers fast, stable AC charging with built-in safety and true plug-and-play convenience—making it an ideal solution for RVers and campers shopping at Camping World.
Certified to CE and UKCA standards, the Renogy 20A charger automatically detects battery voltage and adjusts charging modes for optimal performance. Its 3-stage intelligent charging system (CC, CV, Trickle) ensures efficient charging up to 92% efficiency, while lithium battery activation helps recover batteries that have entered low-voltage or low-temperature protection. With fanless, silent operation and wide AC input compatibility, this charger is perfect for portable RV, van life, and off-grid use.
Features:
• 12V 20A AC-to-DC portable battery charger for LiFePO4 (LFP) batteries
• Designed specifically for lithium batteries; CE & UKCA certified
• Smart 3-stage charging: Constant Current (CC), Constant Voltage (CV), Trickle
• Automatic battery voltage detection and charging mode switching
• Lithium battery activation to exit BMS protection mode
• High charging efficiency up to 92%
• Wide AC input range: 100–240V AC, 50/60Hz for global use
• Six built-in safety protections:
– Short-circuit protection
– Over-current protection
– Over-temperature protection
– Over-voltage protection
– Under-voltage protection
– Reverse polarity protection
• Status indicator light displays charging mode and alerts incorrect connections
• Fanless, silent design with patented heat-dissipating housing
• Includes 12AWG alligator clip battery cables (ideal for short-term charging)
• Plug-and-play operation with quick 3-step connection
• Automatic monitoring and maintenance at full charge
Includes: 20A AC-to-DC LFP Portable Battery Charger
Specifications:
Model: RBC20A1P
Terminal Size: 14 AWG
Operating Temperature: -20°F to 113°F / -29°C to 45°C
Storage Temperature: -40°F to 167°F / -40°C to 75°C
Humidity: 90%~95% RH
Enclosure Rating: IP20
Dimensions (LxWxH): 9.20x 4.30 x 2.52 inch / 233 x 108 x 64 mm
Weight: 3.8 lbs/ 1.7kg
Regulatory and Safety Specifications: UKCA,CE,CB,PSE
Rated Input Voltage: 100-240 VAC 50/60 Hz
Battery Input Voltage Range: 11VDC~16VDC
Rated Charge Current: 20A
Maximum Charge Power: 340 W (12V Battery)
Self Consumption: 50 mA
Charger Preset: Lithium-iron Phosphate
Warranty: 2 Year material and workmanship warranty
Before You Order
Before ordering, compare part number RBC20A1P-US with the existing rv battery charger and installation requirements.
Frequently Asked Questions
Which part number identifies this rv battery charger?
The source identifies this product with part number RBC20A1P-US.











