| Customization: | Available |
|---|---|
| Type: | Li-ion Battery, Lithium Battery |
| Cathode Material: | LFP |
|
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| Product Parameter |
| Nominal Voltage | 12.8 V | Dimensions (L×W×H) | 520*268*228 mm |
| Nominal Capacity | 300 Ah | Weight | 37.5kg |
| Capacity @0.2C | 300 min | Terminal Type | T11 |
| Energy | 3840Wh | Terminal Torque | 80 ~ 100 in-lbs (9 ~ 11 N-m) |
| Internal Resistance | ≤8 mΩ @ 50% SOC | Enclosure Material | ABS |
| Self-Discharge | <3% / Month | IP Degree | IP65 |
| communication Protocol(Optional) | SMBus/RS485/ Bluetooth | ||
| Recommended Charge Current | 40 A | Discharge Temp range | -4 ~ 140 ºF (-20 ~ 60 ºC) |
| Max Charge Current | 150 A | Charge Temp Range | 32 ~ 113 ºF (0 ~ 45 ºC) |
| Recommended Charge Voltage | 14.6V | Storage Temp Range | 14 ~ 113 ºF (-10 ~ 45 ºC) |
| BMS Cut off Voltage | <15.6 V (3.9V/Cell) | BMS High Temp Protection | 167 ºF (75 ºC) |
| Recovery Voltage | >14.0 V (3.5V/Cell) | Recovery Temp | 149 ºF (65 ºC) |
| Equalization Voltage | <14.4 V (3.6V/Cell) | ||
| Max Series Cells | 4 | ||
| Max Continuius Discharge Current | 150 A | ||
| Peak Discharge Current | 300 A (3s) | ||
| BMS Discharge Cut off Current | 450 A ±20 A (50ms) | ||
| Recommended Low Voltage Disconnect | 11.0 V (2.75V/Cell) | ||
| BMS Discharge Cut off Voltage | >8.8V (3s) (2.2V/Cell) | ||
| Recovery Voltage | >10.8 V (2.7V/Cell) | ||
| Short-Circuit Protection | 250 ~ 500 μs | ||
| Certifications |
| About us |
| FAQ |
Q: May I have a piece of sample to check the quality?
A: Welcome to place the testing order to check the quality.
Q: What is your Quality Assurance and Technical Support Policy?
A: We provide reliable, high-quality products. Each product is carefully designed and manufactured, 100% end of line test, minimizing maintenance needs and potential risks.
For support, please contact the local authorized dealer. In areas without a dealer, we offer remote support via Zoho Lens, our experts use AR (Augmented Reality) technology to help with troubleshooting, and repairs.
Q: Are LeFu ESS lithium batteries safe?
A: LeFu ESS uses LiFePO4 battery cells, safer and more thermally stable than other lithium types. We provide comprehensive safety managements in the battery cell, BMS and inverters to avoid over charge, over discharge, over heat and over current.
Q: Compatible brands of inverters?
A: Work with most popular inverters through CAN or Modbus communication. If your inverter brand isn't listed, provide us with its communication protocol, and we can upgrade our system.
Q: What is the life span for the product:
A: Exceeding 6,000 cycles at 25°C and a 0.5C charge / discharge rate (Standard condition)
Q: What's your payment conditions and terms?
A: T/T, L/C, D/P, COD under EXW, FOB, CIF, CIP, DDU, DDP, DAP etc.
Q: How about the shipment?
A: Sample order: Sent by DHL, UPS, FedEx etc.
Bulk order: Ship by sea.
Q: How about the delivery time ?
A: Sample order: About 10 days.
Bulk order: Depends on the quantity and specification of the order.
Q: When can I get the quotation?
A: We usually quote within 12 hours after your inquiry.
Q: Can I have my own customized product?
A:Yes. Your customized requirements for color, logo, shipping marks etc are available.
Q: Can you do OEM?
A: Yes.
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