48V 40Ah LiFePo4 Battery Is Deep Cycle Battery To Replace the Lead Acid Battery

48V 40Ah LiFePo4 Battery

Upgrade your energy storage with Manly Battery’s 48V 40Ah LiFePO4 Battery. With UN38.3, IEC62133, UL, and CE certifications, our LiFePO4 Battery provides superior safety and quality compared to a standard 48V 40Ah Battery. Benefit from our customized service and 3-year warranty for a tailored solution that meets your needs.

Product Description:

1. Model            Number: MLP4840
2. Nominal        Capacity: 40Ah
3. Nominal          Voltage: 48V
4. MAX  Charge  Voltage: 54.75V
5. MAX  Charge  Current: 40A(Customization)
6. Customization Support: Including voltage, capacity, current, size, appearance, etc.

Upgrade your energy storage game with Manly Battery’s 48V 40Ah LiFePO4 Battery – the ultimate solution for power and reliability. Certified with UN38.3, IEC62133, UL, and CE, our LiFePO4 Battery provides superior safety and quality compared to a standard 48V 40Ah Battery. But that’s not all – our LiFePO4 Battery also offers better performance and longevity, thanks to its advanced technology. And with our customized service and 3-year warranty, you can trust us to provide a tailored solution that meets your specific needs. Whether you need a battery for residential, commercial, or industrial use, the 48V 40Ah LiFePO4 Battery from Manly Battery is the way to go. With our reliable 24-hour customer support, you can rest easy knowing that we’re always here to help you with any questions or concerns. So what are you waiting for? Upgrade to the power and reliability of our 48V 40Ah LiFePO4 Battery today and start enjoying a better energy storage solution.

Features Of 48V 40Ah LiFePo4 Battery:

  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.

Specification Of 48V 40Ah LiFePo4 Battery:

48V 40Ah LiFePo4 Battery | 48V 40Ah Battery Is A Deep Cycle  Battery To Replace the Lead Acid Battery
Electric Characteristics
Battery Type LiFePo4 Nominal Capacity 40Ah
Nominal Voltage 48V Actual Voltage 48V
Energy 1920Wh Cycle Life 3500+
Charging and Discharging Parameters
Full charge volt 54.75V Discharge cut-off volt ≤37.5V
Max charge current 20A Max continuous discharge current 40A
Peak discharge current 80A@1~3 Seconds Suggested charge Volt 54.75V
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 19.25kg Configuration 15S1P/ 15S7P
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.

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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