The 12 volt Battery 20Ah is a rechargeablebattery that is designed for Solar Applications

12 volt 20Ah Lithium Solar Light Battery

Experience exceptional performance with MANLY Battery’s 12V lithium battery. MANLY 12 volt Battery 20Ah is one of the most famous product! It’s a deep cycle LiFePO4 battery that requires less maintenance than lead acid battery. Plus, it gives you an impressive 10-15 years of service life! That’s not all, we even back it up with a 10-year warranty for your peace of mind. We promise fast delivery too.

Meet our robust 12V 20Ah battery – perfect for smaller applications like cars, motorcycles, boats, and even emergency power needs. Need it to be waterproof? No worries, our battery boasts an IP67 rating, ready for those wet conditions. Best part? With over 8000 life cycles, this 20Ah battery delivers reliable, lasting power. Short circuit protection, overcharge protection, and over-discharge protection are all included. Balance circuits are part of the package, ensuring equal voltage across all cells. You can connect multiple units in parallel for even more power. Explore the versatility and reliability of our 12 volt Battery 20Ah today!

Product Description:

1. Model               Number: MLP1220S
2. Nominal          Capacity: 20Ah
3. Nominal            Voltage: 12.8V
4. MAX  Charge   Voltage: 14.6V
5. MAX  Charge   Current: 20A(customization)
6. Customization Support: Including voltage, capacity, current, size, appearance, etc.

- manlyLight in weight:

12 volt 20Ah lithium battery is only approx. 1/3 of lead acid battery in weight;

- manlyEnvironmentally friendly:

12 volt 20Ah lithium battery does not contain any harmful heavy metal elements, pollution-free both in production and actual use.

- manlyLong Cycle Life:

This 12 volt 20ah 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;

- manlyCustomized &Save Time:

Battery cells, size, capacity, voltage, connector…most parameters can be changed according to your request. You don’t need to take too much time to search an exist model

- manly

Application Of 12 volt 20Ah Lithium Solar Light Battery

1)Energy Storage: PV Energy Storage, UPS, backup, power station;
2)EV: Golf trolleys, Electric scooters;
3)Solar System: Solar Home System, Solar Street Light, Solar CCTV
4)Telecommunications Base Stations;
5)Others: Emergency Light, Miner’s lamp, portable power supply, digital products, Roboticsetc, AGV/RGV/AMR, etc.

Meet mighty MANLY 12 volt 20Ah Lithium Solar Light Battery! Compact yet powerful, it offers an impressive service life of up to 15 years. You can connect up to 4 in series. With its high energy density and quick charging capabilities, this 12 volt 20ah lithium battery becomes a dependable power source for diverse applications. Also, it carries multiple certifications including UN38.3, IEC62133, UL, and CE.

What’s more? MANLY 12 volt 20ah lithium battery is maintenance-free and eco-friendly, providing a cost-effective power solution for industries. Lithium batteries can store a significant amount of energy in a relatively small and lightweight package. Lithium batteries achieve a significantly higher energy density (125-600+ Wh/L) compared to lead-acid batteries (50-90 Wh/L). This characteristic makes them suitable for various portable devices, reducing the need for single-use disposable batteries. It’s also 70% lighter than traditional lead-acid batteries, making it a prime choice for marine, electric wheelchair, floor sweepers, flashlight, UPS systems, and solar energy storage.

Did you know MANLY 12 volt 20ah battery is safer than traditional ones? Perfect for tough conditions, they’re a top choice over SLA and other lithium types. They handle temps from -20°F to a hot 150°F! They work great even at -20°F. Just avoid charging below 32°F. It stops discharging at -20°F and charging at 23°F. If it gets too hot at 167°F, don’t worry! The BMS has a built-in safety cut-off. So, for a battery that’s reliable and safe, trust Manly!

We deliver fast and offer sample services. Every 12 volt 20ah battery passes through rigorous factory inspections before shipping. Also, they come fully equipped with 18-8 stainless steel bolts, brass washers, and 18-8 stainless steel nuts with nylok inserts. Choose MANLY 12 volt 20Ah Lithium Solar Light Battery, experience power redefined!

Features Of 12 volt 20Ah Lithium Solar Light 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 12 volt 20Ah Lithium Solar Light Battery:

12 volt 20Ah Lithium Battery | 12 volt battery 20ah Is A Deep Cycle LiFePO4 Batttery for Solar Applications
Electric Characteristics
Battery Type LiFePo4 Nominal Capacity 20Ah
Nominal Voltage 12V Actual Voltage 12.8V
Energy 256Wh Cycle Life 3500+
Charging and Discharging Parameters
Full charge volt 14.6V Discharge cut-off volt 10V
Max charge current 10A Max continuous discharge current 20A
Peak discharge current 40A@1~3 Seconds Suggested charge Volt 14.6V
Mechanical Properties
Dimension Customize Housing materials ABS/PVC/Customize
Weight About 2.6kg Configuration 4S6P/4S3P
Waterproof level IP67 Output Cable
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 ℃
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

Fast Charging: 12 volt 20ah lithium battery charge four times faster than traditional lead-acid batteries, reducing downtime and ensuring the battery is always ready to use.

Partial State of Charge Tolerance: The battery can tolerate partial charging without affecting performance or battery life. It has a low self-discharge rate, allowing worry-free storage for occasional users.

Deep Cycle Capabilities: The battery is designed for deep cycle applications, making it ideal for repeated charge and discharge cycles without compromising performance.

Why choose MANLY:

  1. 120 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 for 12 volt 20ah battery:


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 10 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, such as 12V 20Ah lithium battery.

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.

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