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Stackable 48V 100Ah LiFePO4 Lithium Battery from China Suppliers - Ideal for Household Energy Storage Factory Solutions
Product Features
Stackable structure makes installation simple and easy.
Small footprint, saves room space.
Self-designed BMS, every battery module is equipped with a standalone one.
Top brand Grade A LiFePO4 battery cells, prismatic, top class safety.
Compatible with multi-brand storage inverters.
Battery connectors are not exposed, 0 safety risk.
Powerful parallel capacity, up to 16 parallels.
Long cycle life energy storage battery (6000 times).
Certification of IEC62619, UN38.3, CEC approved etc.
Technical Description
| MODEL | Apollo 48100H | Apollo 48100V |
|---|---|---|
| Battery Type | LiFePO4 (lithium iron phosphate battery) | |
| Nominal Capacity | 100Ah | |
| Nominal Voltage | 51.2V | |
| Total Energy | 5120 | |
| Charge Cut-off Voltage | 57.6V | |
| Discharge Cut-off Voltage | 40V | |
| Charge Current | 100A max | |
| Discharge Current | 100A max | |
| Communication Mode | RS485, CAN | |
| Ingress Protection | IP20 | |
| Scalability | max 8pcs in parallel | max 4pcs in parallel |
| Lifespan (80% DOD) | ≥6000 cycles, 25°C | |
| Compatible Inverters | Goodwe, Victron, SMA, Kosta, Fronius, Solis, Growatt, Sofar, Deye, Solar Ark, Outback, Voltronic, Pylontech optional, more brands will be announced | |
| Working Environment | -20°C - 60°C, < 95% RH | |
| Storage Environment | -20°C - 50°C, < 95% RH | |
| Operating Altitude | <2000m | |
| Design Life | 15 years | |
| Warranty Period | 5 years, 10years optional | |
Tips About Lithium Battery
How to Test Lithium Ion Battery?
Testing lithium-ion batteries is crucial to ensure their safety, performance, and reliability. Different tests are conducted throughout the lifecycle of the battery, from development and production to end-use. Here are key aspects and methods of lithium-ion battery testing:
Testing lithium-ion batteries is crucial to ensure their safety, performance, and reliability. Different tests are conducted throughout the lifecycle of the battery, from development and production to end-use. Here are key aspects and methods of lithium-ion battery testing:
1. Performance Testing
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A. Capacity Test
Purpose: Measure the actual capacity of the battery in ampere-hours (Ah) or watt-hours (Wh).
- Method: Charge the battery fully and then discharge it at a constant current until a specified cutoff voltage is reached. The discharged capacity is recorded.
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B. Cycle Life Test
Purpose: Determine the number of charge-discharge cycles the battery can undergo before its capacity falls below a specified percentage of the original capacity.
- Method: Repeatedly charge and discharge the battery under controlled conditions, recording the capacity after each cycle.
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C. Efficiency Test
Purpose: Evaluate the battery’s round-trip efficiency, which is the ratio of energy output to energy input.
- Method: Measure the energy required to charge the battery and the energy it delivers during discharge.
2. Safety Testing
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A. Overcharge Test
Purpose: Assess the battery’s behavior and safety when charged beyond its maximum voltage limit.
- Method: Charge the battery to a voltage higher than the specified maximum and observe for any adverse reactions like overheating, leakage, or explosion.
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B. Short Circuit Test
Purpose: Evaluate the battery’s response to a direct short circuit.
- Method: Short circuit the battery terminals with a low resistance connection and monitor for temperature rise, voltage drop, and potential hazards.
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C. Thermal Runaway Test
Purpose: Determine the battery's response to high temperatures and its susceptibility to thermal runaway.
- Method: Expose the battery to high temperatures and monitor its behavior, looking for signs of venting, fire, or explosion.
-
D. Crush Test
Purpose: Assess the battery’s safety under mechanical deformation or impact.
- Method: Apply a specified crushing force to the battery and observe for leakage, rupture, or fire.
3. Environmental Testing
-
A. Temperature Cycling Test
Purpose: Assess the battery’s performance and durability under varying temperature conditions.
- Method: Cycle the battery between high and low temperatures and measure its capacity and voltage stability.
-
B. Humidity Test
Purpose: Evaluate the battery’s resistance to high humidity environments.
- Method: Expose the battery to high humidity conditions and monitor for corrosion, leakage, or performance degradation.
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C. Altitude Simulation Test
Purpose: Test the battery’s performance at high altitudes where air pressure is lower.
- Method: Place the battery in a low-pressure chamber to simulate high altitude conditions and observe for changes in performance or safety.
4. Electrical Testing
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A. Internal Resistance Test
Purpose: Measure the internal resistance of the battery, which affects its efficiency and heat generation.
- Method: Apply a small AC current and measure the resulting voltage drop, or use a DC method by applying a pulse current and measuring the voltage drop.
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B. Charge/Discharge Rate Test
Purpose: Evaluate the battery’s ability to charge and discharge at different rates.
- Method: Charge and discharge the battery at various current rates (C-rates) and measure capacity, voltage, and temperature.
5. Aging & Degradation Testing
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A. Calendar Life Test
Purpose: Assess the battery’s performance over time under controlled conditions, even if not cycled frequently.
- Method: Store the battery at specific temperatures and states of charge, periodically measuring capacity and internal resistance.
-
B. Accelerated Aging Test
Purpose: Speed up the aging process to quickly assess the long-term performance and degradation.
- Method: Subject the battery to high temperatures and elevated charge/discharge rates.
6. Standard Compliance Testing
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A. Regulatory Standards
Purpose: Ensure compliance with international and national safety and performance standards.
- Standards: Common standards include UL 1642, IEC 62133, UN 38.3, and others specific to transportation, consumer electronics, and industrial applications.
- Method: Conduct tests as specified by these standards, which cover a wide range of safety and performance criteria.
Comprehensive testing of lithium-ion batteries is essential to verify their safety, performance, and reliability. Following established testing protocols and standards ensures that lithium-ion batteries meet the necessary requirements for their intended applications, thereby enhancing their reliability and user safety.
Frequently Asked Questions
What are the key technical specifications of Apollo 48100H and 48100V?
Both models are 51.2V LiFePO4 batteries with a nominal capacity of 100Ah and total energy of 5120Wh. They support a maximum charge/discharge current of 100A, feature IP20 protection, and use RS485/CAN communication modes. The key difference is scalability: Apollo 48100H supports up to 8 units in parallel, while Apollo 48100V supports up to 4 units in parallel.
What is the lifespan and warranty of these batteries?
The Apollo series batteries offer a cycle life of ≥6000 cycles at 25°C (80% Depth of Discharge) and have a design life of 15 years. They come with a standard 5-year warranty, with a 10-year warranty option available.
Which inverter brands are compatible with the Apollo series?
Apollo batteries are compatible with multi-brand storage inverters, including Goodwe, Victron, SMA, Kosta, Fronius, Solis, Growatt, Sofar, Deye, Solar Ark, Outback, Voltronic, and optionally Pylontech. More compatible brands will be announced in the future.
How is the capacity of a lithium-ion battery tested?
The capacity is measured in ampere-hours (Ah) or watt-hours (Wh) by fully charging the battery and then discharging it at a constant current until it reaches a specified cutoff voltage. The total discharged capacity is then recorded.
What safety and environmental standards do these batteries comply with?
The batteries feature certifications such as IEC62619, UN38.3, and CEC approval. To comply with international safety regulations, they undergo various compliance testing standards, including UL 1642 and IEC 62133.
What are the recommended operating and storage environments?
The recommended working temperature range is -20°C to 60°C with less than 95% relative humidity (RH). For storage, the temperature should be kept between -20°C and 50°C, also with less than 95% RH. The maximum operating altitude is under 2000 meters.