51.2v 30ah Lithium Battery Replace the Lead Acid Battery

51.2V 30Ah Lithium Battery

51.2v 30ah lithium battery is a reliable and long-lasting battery with lifepo4 technology. This battery is suitable for electric bicycle, electric bike, Balanced patrol vehicle. We support 5 years warranty and 24 hours customer service for solving your problem in time.

Product Description:

1. Model            Number: MLP4830A
2. Nominal        Capacity: 30Ah
3. Nominal          Voltage: 48V
4. MAX  Charge  Voltage: 58.4V
5. MAX  Charge  Current: 30A(Customization)
6. Customization Support: Including voltage, capacity, current, size, appearance, etc.

Manly 51.2v 30ah lithium battery is perfect replacement for lead-acid battery. The LiFePO4 battery 51.2 v 30ah has wide application, including golf cart, Rv,  backup power systems, solar systems and more.  It is easy to install. You just need remove the lead-acid batteries and replace it with 2x or up to 6x 51.2v 30ah lithium battery.  It is only 1/3 weight of lead-acid battery, so you can relieve the weight. Also, 51.2v 30Ah lithium battery is with over 2000 time charge and discharge cycle life, after that, capacity left is still 80% of original value, self discharge rate is much lower than li-ion battery and lead-acid battery. Replce lead-acid battery with our 51.2v 30Ah lithium battery now!


  1. Maintenance-free operation;
  2. The long service life of 10~15 years;
  3. Inbuilt BMS multiple security protection;
  4. High-quality lithium iron phosphate batteries, safe and reliable;
  5. More rechargeable time, longer lifetime, economic and environmental protection.
Item Lead Acid Battery Lithium Iron Phosphate Battery
Weight energy density 35-50Wh/kg 120-260Wh/kg
Volume energy density 80Wh/L >230Wh/L
1C discharge current capacity 35% rated capacity >95% rated capacity
Max charge current 0.2C 1C
Fully charge time >10~12 hrs 2.5hr @ 0.5C rate
Cycle life @ 10% DOD 200~500 cycles 5000+ cycles
Weight Lithium battery weight is 30% of lead-acid battery
Volume Lithium battery volume is 40% of lead-acid battery


51.2V 30Ah Lithium Battery LiFePo4 Deep Cycle Rechargeable Battery Replace the Lead Acid Battery
Electric Characteristics
Battery Type LiFePo4 Nominal Capacity 30Ah
Nominal Voltage 48V Actual Voltage 51.2V
Energy 1536Wh Cycle Life 3500+
Charging and Discharging Parameters
Full charge volt 58.4V Discharge cut-off volt ≤40V
Max charge current 15A Max continuous discharge current 30A
Peak discharge current 60A@1~3 Seconds Suggested charge Volt 58.4V
Operation Temperature Parameters
Charge 0~45℃ Storage less than 12 months  -20 ~25℃
Discharge -20~60℃ Storage less than three months -20~35℃
Recommended 18~28℃ Storage over 12 months  25 ℃
Mechanical Properties
Dimension Length 328mm Housing materials ABS/PVC/Customized
Dimension Width 172mm Terminal size M6/M8 optional
Dimension Height 220mm Waterproof level IP65
Weight About 15kg Configuration 16S1P/ 16S5P
BMS function
Protect battery from Overcharge, Over-discharge, Over-current, Short circuit
High safety (no fire, no explosion) No memory effect High energy density Long lifespan
Fast Charge Capability Waterproof Individual cell balancing Easy maintenance

Why choose MANLY:

  1. 36 months longer warranty time
  2. OEM/ODM custom is acceptable without MOQ Request
  3. Made of industrial Grade original MANLY factory lifepo4 battery cell with Factory price
  4. With advanced smart BMS (Battery Management System)

Packing & Delivery:


1) Carton box -pallet-container.

2) Packaging also can be customized by customers’ requirements.


1) Shipping time for news sample is 25-30 working days; mass production is 15~20 working days – since deposit received and samples confirmed.

2) Sample order is supposed to be shipped by DHL, UPS, FedEx, or TNT, mass order is suggested to ship by sea, we could supply forwarder service if you need.

Our Services:

OEM & ODM can customize according to your request :
  1. Battery voltage, capacity, and dimension.
  2. BMS charging and discharging current.
  3. Connector, case, and wire.
  4. Your own logo eg: silk print.
After-sales service is available :
  1. Respond in 24 hours to any inquiry on our product.
  2. Take action quickly for a normal customers’ claim within 12 hours.
  3. Good after-sales service: We offer 3 years quality warranty for lifepo4 batteries 12.8V 20Ah/50Ah/100Ah/200Ah/500Ah/1000Ah/…
  4. One by one tested before shipment.


1: Is MANLY Battery a trading company or factory?

R: MANLY is a company with its own factory, which integrates research, development, production, and sales.

2:How about is the quality of MANLY’s LiFePo4 Battery product?

R: MANLY has 12+ years of experience in lifepo4 battery, is also the authorized supplier of Siemens and BOSCH.

3: Can you do OEM/ODM project?

R: Yes, we have engineers who can help you design and R&D any related products.

4: What’s your MOQ?

R: According to your battery voltage and capacity.

5: What payment terms we can accept?

R: TT/Paypal/West Union/etc.

6:What certifications does a 51.2V 30Ah lithium battery typically have?

R:A 51.2V 30Ah lithium battery typically has multiple certifications such as CE, RoHS, UN38.3, and IEC 62133, ensuring its safety and compliance with international standards.

7:Can I overcharge a 51.2V 30Ah lithium battery?

R:We do not suggest overcharge battery. Overcharging a 51.2V 30Ah lithium battery can damage the battery and reduce its lifespan. It’s important to use a charger with the correct voltage and current settings and to avoid leaving the battery connected to the charger for too long.

Remark: Our products are customized, so the main data can be changed by customer’s requirements.

Contact Us

Contact MANLY Battery team at [email protected] or fill out the form below

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