Audited Supplier
The battery is equipped with anti-vibration, flame retardant, and high-insulating materials that are environmentally friendly, ensuring maximum safety. Sunpack has developed a state-of-the-art packing process using high-quality LiFePO4 cells and an exceptional BMS. Our strict picking and matching process ensures consistent cell performance and adequate storage. The battery is required to undergo cycle testing to verify its qualification and durability.
| Model | SPF48V20Ah | SPF48V30Ah | SPF60V30Ah |
| Cell Chemistry | LiFePO4 | LiFePO4 | LiFePO4 |
| Nominal Voltage | 51.2V | 51.2V | 64V |
| Nominal Capacity | 20Ah | 30Ah | 30Ah |
| Nominal Energy | 1024Wh | 1536Wh | 1920Wh |
| Cycle Life | >2000 times @80DoD | >2000 times @80DoD | >2000 times @80DoD |
| Dimension (L*W*H) | 275*155*115mm | 266*193*153mm | 331*193*153mm |
| Approx. Weight | 8.5kg | 13.8kg | 16.8kg |
| Internal Resistance (mΩ) | ≤100mΩ | ≤80mΩ | ≤90mΩ |
| Discharge Cutoff Voltage | 35.2V (2.2V/Cell) | 35.2V (2.2V/Cell) | 44V (2.2V/Cell) |
| Charge Cutoff Voltage | 58.4V(3.65V/Cell) | 58.4V(3.65V/Cell) | 73V(3.65V/Cell) |
| Maximum Charge Current | 9A@20°C | 14A@20°C | 14A@20°C |
| Maximum Continuous Discharge Current | 18A@20°C | 28A@20°C | 28A@20°C |
| Charge Temperature | 0~45°C | 0~45°C | 0~45°C |
| Discharge Temperature | -20~60°C (cell surface temperature≤80°C) | -20~60°C (cell surface temperature≤80°C) | -20~60°C (cell surface temperature≤80°C) |
| Display | LCD | LCD | LCD |
| Housing Material | Iron | Iron | Iron |
Longer Life---The LiFePo4 battery boasts greater stability when compared to other battery types, depending on its unique physical structure. Furthermore, its cycle life outperforms lead-acid batteries by an impressive 5 times.
Long Mileage---48V 30Ah batteries are a perfect fit for motors with 300-800W power. These batteries are capable of traveling up to 50km, but factors such as load bearing, road condition, and speed can affect their performance. With a max constant discharge current of 28A, these batteries ensure a reliable and efficient power supply for your motor.
No Memory Effect---The battery does not require a full charge for each charge, and a partial charge does not have any impact on the battery's cycle life or longevity.
More Safe & High Quality---This lithium-ion battery is equipped with a BMS protective board, which prevents overcharging, over-discharging, over-current and short circuit, while ensuring a long life expectancy.
Scope of Application---This battery pack series is widely utilized in various electric vehicles such as electric bicycles, scooters, motorcycles, tricycles, electric wheelchairs, and more. The 48V/60V electric bike battery is designed to be installed in any position, providing excellent resistance to shock and vibration.
Our factory has passed audit of ISO9001,ISO45001 and ISO14001, with 8 fully automatic and semi-automatic standardized production lines, complete safety and reliable test equipments, and an annual production capacity of 200 million yuan.
The Sunpack team is committed to providing total solutions for battery energy storage. Our main products include power batteries, home energy storage batteries, industrial energy storage system, etc.
Our broad market, application expertise, technology approach and vertical integration enable us to deliver safe, reliable and innovative products to market quickly.
Warmly welcome friends from all over the world to cooperate with us!
- High performance: Our lithium batteries have high performance features such as high energy density, high safety and high charge/discharge efficiency, which can provide users with more reliable, safe and long-lasting battery products.
- Diversified products: Our lithium battery products cover a wide range of fields, including various electronic products, power equipment, household and industrial energy storage, and can meet the needs of users in different industries and fields.
- Innovative technology: We have an excellent R&D team, constantly innovating in technology, and promoting the continuous upgrading and development of lithium battery technology.
- Customer service: We are committed to providing customers with a full range of services, including product customization, technical support, and after-sales service, to meet their needs and requirements.
- Sustainable development: We focus on corporate social responsibility and sustainable development, actively promote the development of green energy and environmental protection industry, and contribute to society and the environment.
FAQ
Q1: What certificates do you have?
A: Sunpack is a professional lithium battery manufacturer with ISO9001, ISO14001, and ISO45001. All the products have CE certificate, and other certifications can be customized for inspection.
Q2: Are your factory or trading company?
A: We are professional battery manufacturer with our own factory and brand. We provide all kinds of OEM/ODM services for clients.
Q3: Can I take some samples to test before placing a bulk order?
A: We provide our customers with sample products to test and evaluate the quality and performance. For more information on how to request a sample, please contact our sales team.
Q4: How long is the delivery time?
A: Sample Order within 7-10 days, and the bulk production within 15-20 days.
Q5: Are the quality of your product guaranteed?
A: In our 16 years of lithium battery product career, there's no one explosion or fire accident happened. The safety and the quality always are in our priority.
Q6: What if I meet problem during installation? Will you support and how?
A: Yes, we provide 24hours online help, please contact us by email or by WhatsApp no matter technical service or after sale service.
