Stackable 48V 100Ah LiFePO4 Lithium Battery - China Suppliers & Factory for Home Energy Storage 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 Wh | |
| 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, 10 years 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:
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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. Different types of tests, including performance, safety, environmental, electrical, aging, and standard compliance tests, provide a holistic assessment of battery quality. 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
Q1: What is the lifespan and design life of the Apollo series batteries?
A1: The Apollo series batteries feature a design life of 15 years and offer a cycle life of ≥6000 cycles at 25°C (80% DOD), ensuring long-term reliable performance.
Q2: Which inverter brands are compatible with the Apollo 48100H and 48100V?
A2: They are compatible with multi-brand storage inverters, including Goodwe, Victron, SMA, Kosta, Fronius, Solis, Growatt, Sofar, Deye, Solar Ark, Outback, Voltronic, and Pylontech optional. More brands will be announced.
Q3: How many battery modules can I connect in parallel?
A3: The Apollo 48100H supports scalability up to 8 pieces in parallel, whereas the Apollo 48100V model supports up to 4 pieces in parallel.
Q4: What safety certifications do the Apollo batteries hold?
A4: The batteries meet high safety and regulatory standards, holding certifications for IEC62619, UN38.3, and CEC approval.
Q5: What is the operating temperature range for these batteries?
A5: The working environment temperature range is from -20°C to 60°C with relative humidity below 95% RH.
Q6: Why is a self-designed BMS important for these batteries?
A6: Each battery module is equipped with a standalone, self-designed Battery Management System (BMS) to monitor and protect the battery cells, ensuring optimal safety, balance, and cell longevity.