Renogy 48V 50Ah Smart Lithium Iron Phosphate Battery w/Self-heating | Core Series

SKU: RBT4850LFPSH-US

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Description

48V 50Ah Smart Lithium Iron Phosphate Battery

Advanced thermal management meets high-capacity energy storage in this 48V lithium iron phosphate system. The integrated self-heating mechanism ensures reliable performance across temperature extremes, while the intelligent battery management system optimizes charging cycles and extends cycle life. Engineered for demanding off-grid and mobile applications requiring consistent power delivery.

Unparalleled Quality, Inside and Out

Built to provide reliable power for years, so you can confidently and comfortably live off the grid.

Extra Warmth Makes a Difference

Equipped with built-in heating pads to guarantee safe charging in cold climates without compromising long-term performance.

This 48V 50Ah lithium iron phosphate battery integrates seamlessly with solar installations to deliver independent, reliable power for workshop equipment and professional-grade tools. The self-heating capability maintains performance in cold conditions, while the intelligent management system maximizes efficiency and battery longevity. Ideal for off-grid workshops and remote job sites requiring sustained power output.

Power Your Remote Cabins

Replace noisy generators with silent, scalable energy storage designed for cabin living and seasonal retreats. This 48V lithium iron phosphate battery delivers clean power for multiple household appliances while remaining expandable to meet growing energy demands. Built-in self-heating ensures consistent performance year-round, and the intelligent battery management system maximizes efficiency and lifespan in off-grid residential applications.

Specifications

Specifications — Renogy 48V 50Ah Smart Lithium Iron Phosphate Battery

Specification	Value
Battery Type	Lithium Iron Phosphate (LiFePO4)
Nominal Voltage	48V
Voltage Range	42V – 55.5V
Rated Capacity	50Ah
Energy	2400Wh
Cycle Life	Over 6000 cycles (0.5C charge / 0.5C discharge, 80% DOD, 80% EOL at 25°C)
Connection Method	Parallel, up to 8 batteries
Self-Heating Function	Yes
Charge Cut-off Voltage	54V
Maximum Continuous Charge Current	50A
Maximum Continuous Discharge Current	50A
Charge Temperature Range	32°F to 131°F / 0°C to 55°C
Discharge Temperature Range	-4°F to 140°F / -20°C to 60°C
Storage Temperature Range	-13°F to 149°F / -25°C to 65°C
Standard Operating Temperature	77°F ±9°F / 25°C ±5°C
Relative Humidity	5% to 95%
Dimensions (L × W × H)	15.1 × 7.6 × 9.8 in / 384 × 195 × 248 mm
Weight	51.4 lbs / 23.3 kg
Terminal Bolts	2 × M8
Protection Rating	IP65
Housing Material	ABS
Built-in Bluetooth	No
Communication Port	No
Warranty	5-year prorated material and workmanship warranty
Certifications	MSDS, UN38.3, FCC, IC, UKCA, CE, PSE, RoHS
Recommended Applications	Cabins, home energy storage systems

What's in the Box?

1 x Renogy 48V 50Ah Smart Lithium Iron Phosphate Battery
2 x Long terminal bolts (M8 × 1.25 × 20 mm)
1 x User manual
2 x Insulating sleeves

Frequently Asked Questions

What are the greatest advantages of Renogy 48V batteries?
Renogy 48V batteries provide higher system efficiency, lower current draw, reduced cable losses, and improved performance for larger inverters and energy storage systems compared to lower-voltage batteries.
What exactly are pouch cells?
Pouch cells are lithium battery cells packaged in flexible, lightweight aluminum laminate casing. They offer high energy density, improved heat dissipation, and consistent performance over long cycle life.
What life improvements will I see if I upgrade from a 12V to a 48V system in my RV?
Upgrading to a 48V system allows higher power output with less current, smaller cable sizes, better inverter efficiency, and more stable power delivery for high-demand appliances.
How long can a 48V lithium-ion battery be used for?
With over 6000 cycles at 80% depth of discharge, a Renogy 48V lithium iron phosphate battery can provide 10 to 15 years of typical use depending on usage patterns.
How many 48V lithium-ion batteries can be connected together at once?
Up to eight Renogy 48V 50Ah batteries can be connected in parallel to increase total energy storage capacity.
What is the function of the switch button on a 48V lithium-ion battery?
The switch button allows the battery to be safely powered on or off for storage, installation, maintenance, or transportation.
How should I handle the battery after it arrives?
After delivery, inspect the battery for visible damage, store it in a dry environment at room temperature, and fully charge it before initial use to ensure optimal performance and longevity.