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48V 50Ah LiFePo4 Lithium Battery E-Boat AGV Golf Cart Trolley

High Consistency Reduced size & weight
  • RJ-LFP-4850-GE
  • RJ
  • RJ-LFP-4850-GE


Although 4units of 12v Lithium battery connected in series for drop in replacement of  48v AGM/ GEL/ Lead acid is an option, We highly recommend a direct 48v lithium battery pack, which is more powerful and stable in performance. RJ OEM for many golf cart battey companies around the world, We can customize any dimensions battery to perfectly meet the battery space in many known golf cart, like Club Car Cushman EZGO Yamaha Star Car Polaris.

RJ is a lithium battery Manufacturer for over 16years, recognized by customers from Australia,Europe and North America.We offer Top quality with very good price for lithium Golf Cart Batteries.

If you are a golf cart dealer or fleet manager, to start offering your customers the best-in-class lithium golf cart battery by becoming a RJ dealer. From no maintenance to faster charge times, lithium batteries have many advantages over lead-acid. RJ Lithium batteries feature easier, smarter and safer to ensure your golf carts, and business, are running at maximum performance.



Items Parameter
Battery Type LiFePO4
Nominal   Voltage 51.2V
Nominal   Capacity 50Ah
Energy 2560 Wh
Internal   Resistance ≤10mΩ
Limited Charge   Voltage 58.4±0.2V
Floating   Charge Voltage 56.4±0.2V
Charge Method CC/CV
Discharge   Cut-off Voltage 40.0V
Charge Current 50A (Customizable)
Continuous   Discharge Current 50A (Customizable)
Pulse   Discharge Current 100A (Peak)
Depth of   Discharge 100%DOD (adjustable)
Reserve   Minutes @ 20A 150 min
Reserve   Minutes @ 50A 60 min
Cycle Life > 6000 cycles
Communication   functions Bluetooth/RS485   Optional
Temperature   protection Available
Auto heating   function Optional
Built in   Automatic Battery   Protection System  Internal
Automatic   Short Circuit Protection Instant
Automatic   Reverse Polarity   Protection Instant
Internal Cell   Thermal Safety Fuse Yes
Flame   Retardant Electrolyte Yes
Length Way   Circuit Boards Yes
Automatic   Internal Cell Balancing Yes
Automatic   Fault Recovery Yes
Explosion   Proof Stainless Steel   Cells Yes
Dimension Customized For Club Car Cushman EZGO Yamaha Star Car   Polaris etc.
Weight 23Kg
Charge   Temperature Range 0~65℃
Discharge   Temperature Range -20~60℃
Recommended   Operating Temperature 15~65
Self-Discharge   Rate (Residual   capacity) 0.5%/years
Series   Connection Customized
Paralell   Connection Up to 16S
Warranty  10Years



Lithium Battery-LCD-Screen


•          More than 6000 Cycles @100% DOD ( depth of discharge)

•          Battery modules available for parallel and series for higher voltage and capacity

•          BMS Passive cell balance funciton

•          IP66, IP67, water proof, dust proof, Temperature monitoring

•          Customization for Size and Discharge and charge rate

•          Free of Maintenance, contains no poisonous material

•          No leakage, no hazardous chemistry

•          Quick delivery

•          Lighter in weight, smaller in size to save space.

•          Powerfull to increase robust operation for your marine boat or RV

•          Fast charging and high power discharge rate available

•          No need to add water nor worry about maintenance.

•          We offer 5years regular warranty and it can be extended up to 10 years.



No. Item Test Item Creterion
1 Voltage Charging Voltage DC:58.4V CC/CV
Balance voltage for single cell 3.50±0.025V
2 Current Balance voltage for single cell 35±5mA
Current consumption ≤50μA
Charging current 50A
Rated continuous discharging current 50A (Peak 100A)
3 Over charge Protection Over charge detection voltage for single cell 3.65V±0.025V
Over charge detection delay time 0.7S—1.3S
Over charge release voltage for single cell 3.550±0.05V
4 Over discharge Protection Over discharge detection voltage for single cell 2.50V±0.07V
Over discharge detection delay time 1.6±0.5S
Over discharge release voltage for single cell 3.00±0.75V
5 Over current Protection Over current detection current 500±50A
Over current detection delay time 1.6±0.5S
Release condition Cut load
6 Short Protection Detection condition Exterior short circuit
Detection delay time 230uS—500uS
Release condition Cut load
7 Resistance Protection circuitry (MOSFET) ≤60mΩ
8 Temperature Operating Temperature Range -40~+85℃
Storage Temperature Range -40~+125℃

Note BMS is customizable. More advanced functions available, such as bluetooth, RS485, CAN, Automaticaly Heating functions, High temperature shut off, Low temperature shut off, BMS protocol available etc. Contact us for more details!

With powerful capacity of Lithium Battery production, RJ is able to provide 1 to 1 customization service. No matter you only buy 1 pcs battery for your own use, or you are a company looking for bulk order of LiFePO4 Battery Pack, RJ will always meet your full satisfactions!



LIFEPO4 Dimensions Weight with   BMS Bluetooth/RS485 Life   Cycles Warranty
48V 40AH Customized 18kg Yes Available 6000times 10Years
48V 50AH Customized 24kg Yes Available 6000times 10Years
48V 60AH Customized 28kg Yes Available 6000times 10Years
48V 75AH Customized 32kg Yes Available 6000times 10Years
48V 80AH Customized 38kg Yes Available 6000times 10Years
48V 100AH Customized 5kg Yes Available 6000times 10Years
48V 120AH Customized 62kg Yes Available 6000times 10Years
48V150AH Customized 75kg Yes Available 6000times 10Years
48V 200AH Customized 100kg Yes Available 6000times 10Years
48V 300AH Customized 150kg Yes Available 6000times 10Years
48V 400AH Customized 200kg Yes Available 6000times 10Years
48v 500AH Customized 250kg Yes Available 6000times 10Years
48V 600AH Customized 300kg Yes Available 6000times 10Years
48V 800AH Customized 400kg Yes Available 6000times 10Years
48V 1000AH Customized 500kg Yes Available 6000times 10Years



Application-Lithium Golf Cart Battery


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customer reviews



packing & delivery


why RJ

1. Quick delivery

Fast delivery is key factor for clients to compete in the market. We attach much importance to quick delivery as much 

as we do in our LiFepo4 lithium battery quality. We will keep our clients updated with tracking number all the time and latest tracking info until the order of LiFePO4 lithium Battery arrives at our clients safely.


2. Top quality

As a LiFePO4 lithium battery Manufacturer for over 16years in China, We have been devoting ourselves into innovative 

R&D of LiFePO4 Lithium Battery, Top quality is what makes RJ distinguished in todays market and what earns RJ a highly reputation in the international market of LiFepo4 Lithium Battery.


3. Customization Available

We can help customize the charge and discharge characteristics of LiFepo4 lithium battery to meet your specific needs, 

 and We can print your company logo on the LifePO4 battery to help advertise your company in the market


4. 7*24 service

Timely and reliable customer service is very important to our clients, which will influence a smooth relationship Therefore, we 

are and will always provide very Professional Pre-sales as well as Whole-hearted after-sales service for 24hours a day, 7days a week


5. Reliable Warranty

We offer 5Years warranty for our regular products, and offer 10years warranty for some of our enhanced products. If any defective LiFepo4 battery occur, we will send you a brand new one free of charge, and you do not need to return the defective one because we understand the international shipping fee is too expensive.RJ believe when we do our service with whole heart, We will earn our customers trust and earn our high reputation back!



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