48v 20ah lithium ion battery for e-bike

Model: 48V 20Ah LiFePO4 E-bike
Battery: 48V 20AH
Battery Type: Lifepo4
Support: Wholesale, OEM.ODM
Warranty: 10 years
Delivery Time: 7-14 days for samples, 35-60days for mass production
Packaging Details: Carton
Shipping Terms: Shipping Support: Air Freight, Sea Freight

Take your Marine journey to new heights with the revolutionary 48V 20Ah Lithium-Ion battery!

Feel the pulse of breakthrough technology and embark on an unforgettable adventure with our premium 48V 20Ah Lithium-Ion battery. Meticulously crafted with a fiery passion for excellence, this battery goes beyond the role of a mere power source to become a cherished companion for your marine sports.

Battery Benefits:

Extended sailing time: Enjoy the thrill of long-distance sailing with our high-performance lithium-ion battery. It has four times the energy density of traditional lead-acid batteries and is compact and incredibly lightweight.

Versatile Mounting: The 48V 20Ah lithium-ion battery is centered on advanced engineering technology that effortlessly adapts to any mounting position – whether it’s vertical, sideways, or even upside down. It offers unrivaled flexibility and convenience based on the unique design of the outboard.

Eco-friendly innovation: Say goodbye to outdated lead-acid batteries and their harmful environmental impact from heavy metals and acidic electrolytes. Our lithium-ion batteries are a greener, more eco-conscious solution for a sustainable future.

Comparison with lead-acid batteries:

Superior Energy Efficiency: 48V 20Ah lithium-ion batteries leave traditional lead-acid batteries in the dust when it comes to energy efficiency. This means longer ride times and shorter charging times, all in one.

Sleek and compact design: The battery’s small size and light weight increase engine flexibility and maneuverability. This is in stark contrast to the bulky lead-acid batteries of yesteryear.

Seamless compatibility: No extra accessories or hassles. Our lithium-ion batteries can effortlessly replace your old lead-acid batteries and are identical to the electrical parameters of 12V AGM lead-acid batteries. It ensures a seamless transition to a brighter e-bike future.

Functional Features

EASY INTEGRATION: Seamlessly integrate the 48V 20Ah lithium-ion battery into your existing outboard, kayak setup. You can keep your existing charging system without making any changes. It’s all about simplicity and continuity.

Long-lasting performance: Thanks to the advanced lithium-ion technology at the heart of the battery, the battery delivers consistent and reliable performance over the long term. Your boat will be ready for the next thrilling adventure.

Eco-conscious sailing experience:

The 48V 20Ah lithium-ion battery not only enhances your sailing experience, it also contributes to a cleaner, more sustainable environment. By eliminating the use of heavy metals and acidic electrolytes, the battery minimizes its ecological impact, making it a responsible choice for environmentally conscious riders like you. Let your ride mean more than just an adventure, it means a commitment to a greener future.


Advantages of a 48V 20Ah Lithium Battery:

Enhanced Energy Density: Lithium batteries are renowned for their exceptional energy density. The 48V 20Ah lithium battery packs a powerful punch in a compact and lightweight form, extending the range of e-bikes and enabling longer excursions.

Lightweight Design: Compared to traditional lead-acid batteries, lithium batteries boast a lightweight construction. This feature imparts increased agility and maneuverability to e-bikes, enhancing the overall riding experience.

Longevity: Leveraging advanced lithium battery technology, these batteries exhibit remarkable longevity and robust performance, ensuring reliable power support for avid riders.

Rapid Charging: The Lithium Ion battery facilitates fast charging, swiftly replenishing its energy reserves and enabling you to embark on your next adventure without delay.

Flexible Mounting Positions: Exploiting the versatility of lithium-ion battery technology, the 48V 20Ah battery can be seamlessly installed in various positions, including vertical, sideways, or low to the ground. This adaptability opens up new avenues for innovative e-bike designs.

No Memory Effect: Unlike certain battery types, lithium batteries do not suffer from the memory effect. They can be charged and discharged at any time, without compromising their performance or longevity.

Environmentally Friendly: Lithium batteries represent an environmentally conscious choice, as they contain no heavy metals or hazardous substances, resulting in limited ecological impact.

Frequently Asked Questions (FAQs):

Q: Which e-bikes are compatible with the 48V 20Ah lithium battery?
A: The 48V 20Ah lithium battery features a universal design that is compatible with most e-bikes, particularly catering to riders seeking an extended range and lightweight solution.

Q: Will the 48V 20Ah lithium battery work with existing charging systems?
A: Yes, the 48V 20Ah Li-ion battery is generally compatible with the charging systems of 12V AGM lead-acid batteries, eliminating the need for additional accessories. You can seamlessly replace your current battery and continue using your existing charging equipment.

Q: Does this battery have a waterproof design?
A: Lithium batteries typically boast a high level of waterproofing. However, it is advisable to consult the product specifications or reach out to the manufacturer to ascertain the precise waterproof rating before making a purchase.

Q: What is the lifespan of a 48V 20Ah lithium battery?
A: The lifespan of lithium batteries depends on various factors such as frequency of use, number of charge/discharge cycles, and maintenance practices. With reasonable usage and proper care, these batteries generally offer several years of dependable performance.

Q: How should I safely dispose of and recycle lithium batteries?
A: To promote environmental preservation, it is important to comply with local regulations regarding the disposal of lithium batteries. Many regions provide specialized battery recycling services to ensure the safe and eco-friendly recycling of lithium batteries, reducing their environmental impact.


  • Grade A Cells: KHLitech 48V lithium battery is made from grade A lithium-iron-phosphate battery cells which are better than those that claim automotive grade.
  • Perfect Replace Lead Acid Battery: KHLitech 48V golf cart battery is a new generation for replacing lead acid batteries. Compared to the same capacity lead acid battery, a 48V golf cart battery has 1/3 weight, 2 times energy release, and 4 to 10 times cycles.
  • Long lifespan & Wide Application: 10 years lifetime and 5000+ deep cycles. KHLitech 48V 105Ah lithium battery is designed for a 48V golf cart, also it can be used in solar systems, home backup power, trolling motors, and marine. The peak current can be 500A for 5-10 seconds to start a huge motor on your golf cart. No worry about the high starting current anymore.
  • IP67 Waterproof & LCD Display: The special iron housing design has an IP67 waterproof rating. LCD display optional, real-time understanding of battery voltage and capacity.
  • Intelligent BMS management system: The intelligent BMS system can accurately control the battery to improve the lifespan, with no explosion, and no fire.

Intelligent Battery Management System(BMS)

  • Over charge protection function
  • Over discharge protection function
  • Over current protection function
  • Short protection function
  • Over temperature protection function
  • Automatic cell balance function
  • Cell balance function

Technical data

Nominal Voltage 48V
Rated Capacity 105AH @0.5C to 40V
Operating Voltage 58.4V
Stored energy 5.37Kwh
Cycle life@80%DOD 6000 Cycles
Approx. Weight 43.6kg
Internal Resistance ≤70.0 mΩ
Parallel Up to 16 sets
Max. Charge Current 105 A
Max. Discharge Current 50A
Dimensions L472mm×W334mm×H243mm
Low temperature self heating Avaliable(0~-20°C)
Operating Temperature Range





-4°F (-20°C) to 113°F (45°C)

-4°F (-20°C) to 140°F (60°C)

59°F (15°C) to 95°F (35°C)

Self-Discharge Rate ≤3%/month
Life Expectancy (years) 10 years @25°C in 80%DOD
Self Discharge Approx. 3% per month @ 25°C
Long Term Storage Charge every 6 months
Short Circuit Protection Automatically recover after removal of short
Communication port RS485/RS232/CAN



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