48V 60Ah LTO Battery Pack 20000 Cycle Life 10 Minute Fast Charging 3.2kWh
Product Overview
This 48V 60Ah lithium titanate (LTO) battery pack delivers an industry-leading 20000 charge cycles at 80% DOD with 10 minute fast charging capability. Unlike conventional lithium iron phosphate or NMC batteries, LTO chemistry tolerates extreme charge and discharge rates without significant degradation, making it the ideal power source for high-frequency industrial applications such as UPS systems, industrial energy storage and peak-shaving equipment.
The battery adopts high-quality LTO cells with a unique nano-structured lithium titanate anode, which eliminates the solid electrolyte interface (SEI) film issue found in graphite-anode batteries. This results in dramatically lower internal resistance, superior low-temperature performance and a service life measured in decades rather than years.
Core Selling Point: 20000 Cycle Life
Cycle life is the single most important factor in determining the total cost of ownership for industrial batteries. This 48V 60Ah LTO pack is rated for 20000 cycles at 80% DOD, verified through accelerated cycle testing following IEC 62660-1 standards. In daily use this translates to 20-30 years of service life - far exceeding the lifespan of the equipment it powers.
- 20000 cycles @ 80% DOD: 4-5x longer than LiFePO4, 10x longer than lead-acid
- 10 minute fast charging: 0-80% SOC in just 10 minutes
- Wide temperature range: -40 to 65 degrees C full operation
- High charge acceptance: 5C continuous charge rate without damage
- Zero maintenance: no watering, no equalization, no acid handling
- Stable voltage output: flat discharge curve maintains performance
Discharge Characteristics
| Discharge Rate | Capacity Retention | End Voltage | Max Duration |
|---|---|---|---|
| 0.5C (30A) | 100% | 45.6V | Continuous |
| 1C (60A) | 98% | 44.4V | Continuous |
| 5C (300A) | 95% | 42.0V | Continuous |
| 10C (600A) | 90% | 40.8V | 3 seconds (peak) |
The LTO cell's exceptionally low internal resistance (less than 1mOhm) delivers a remarkably flat voltage plateau. Equipment powered by this battery maintains full performance from 100% down to 5% state of charge - no power fade, no voltage sag under heavy load.
Charging Parameters
| Parameter | Standard Charging | Fast Charging |
|---|---|---|
| Charging Current | 1C (60A) | 5C (300A) |
| Charging Voltage | 54.75V (2.9V/cell) | 54.75V (2.9V/cell) |
| Charging Time (0-80%) | 45 minutes | 10 minutes |
| Charging Time (0-100%) | 1.5 hours | 20 minutes |
| Charge Efficiency | 97% | 95% |
| Recommended Charger | 48V 60A LTO charger | 48V 300A fast charger |
LTO vs Other Lithium Chemistries
| Parameter | LTO Battery | LiFePO4 Battery | Lead-Acid Battery |
|---|---|---|---|
| Cycle Life (80% DOD) | 20000 cycles | 3000-5000 cycles | 1200-1500 cycles |
| Fast Charge Capability | 5C (10 min) | 1C (1 hour) | 0.2C (8 hours) |
| Operating Temperature | -40 to 65 degrees C | -20 to 55 degrees C | -10 to 45 degrees C |
| Energy Efficiency | 97% | 95% | 70-80% |
| Service Life | 20-30 years | 8-10 years | 2-3 years |
| Maintenance | Zero | Zero | Water refilling |
| Safety | Safest (no SEI film) | Safe | Acid risk |
| Lifetime Cost per kWh | Lowest | Moderate | Highest |
Technical Specifications
| Nominal Voltage | 48V |
| Nominal Capacity | 60Ah |
| Energy | 3.2 kWh |
| Cycle Life | 20000 cycles @ 80% DOD |
| Cell Chemistry | Lithium Titanate (Li4Ti5O12) |
| Cell Configuration | 15S (15 cells in series) |
| Max Charge Rate | 5C (300A) |
| Max Discharge Rate | 10C pulse, 5C continuous |
| Internal Resistance | Less than 1mOhm per cell |
| Self-Discharge Rate | Less than 3% per month |
| Protection Rating | IP54 |
| Operating Temperature | -40 to 65 degrees C |
| Weight | Approx. 55kg |
| Dimensions (L x W x H) | Customizable to equipment compartment |
| Warranty | 5 years |
Smart BMS Protection
The integrated intelligent BMS provides comprehensive cell monitoring and protection, including overcharge, over-discharge, overcurrent, short circuit, high and low temperature protection, plus active cell balancing. CAN bus communication streams real-time SOC, SOH and fault data to the host system or fleet management platform.
| Protection Function | Threshold | Response |
|---|---|---|
| Overcharge Protection | 2.95V per cell | Disconnect charging |
| Over-discharge Protection | 1.5V per cell | Disconnect load |
| Overcurrent Protection | 10C (600A) | Disconnect within 3s |
| Short Circuit Protection | Immediate | Disconnect instantly |
| High Temperature Protection | 65 degrees C | Reduce current / cutoff |
| Cell Balancing | +/- 10mV | Active balancing |
Applications
- Industrial UPS and backup power systems
- Peak-shaving and energy storage systems
- High-frequency charging applications
- Renewable energy storage with fast charge cycles
- Railway and metro auxiliary power
Quality Assurance & Certifications
- ISO 9001:2015 certified factory
- Cell level: UN38.3, UL1642, IEC62133 certified
- Pack level: CE, RoHS compliant
- 100% aging tested, 5-year warranty
Customization Options
- Voltage / capacity customization per application
- Connector type: Anderson, REMA, custom per drawing
- BMS communication protocol (CAN, RS485, RS232)
- OEM / ODM branding and packaging available
Frequently Asked Questions
Q1: Why is LTO better than LiFePO4 for fast charging?
A: LTO's nano-structured anode eliminates the SEI film that limits charge speed in graphite-based cells, allowing 5C charging without lithium plating or degradation.
Q2: Is the 20000 cycle life realistic?
A: Yes. LTO cells typically retain 80% capacity after 20000+ cycles in accelerated tests. In real-world daily use, this equals 20-30 years of service.
Q3: Can I use my existing charger?
A: We recommend an LTO-specific charger. Standard LiFePO4 chargers can be used at reduced rate, but for full fast-charge benefit an LTO charger is required.
Q4: What is the warranty?
A: 5-year comprehensive warranty covering manufacturing defects and premature capacity loss.
Contact us today for a quotation and technical consultation for your industrial energy storage project.
Dimension Options (Reference)
| Model | Length (mm) | Width (mm) | Height (mm) | Weight (kg) |
|---|---|---|---|---|
| LTO-48V60Ah-A | 520 | 360 | 280 | 55 |
| LTO-48V60Ah-B | 560 | 340 | 300 | 57 |
| LTO-48V60Ah-C (custom) | Per drawing | Per drawing | Per drawing | Varies |
Packaging & Shipping
| Item | Detail |
|---|---|
| Packaging | Export-grade wooden case, shock-proof foam insert |
| Transport Classification | UN3480, Class 9 dangerous goods |
| Documents | MSDS, UN38.3 test report, CO, Commercial Invoice |
| Shipping Methods | Sea freight, air freight (per regulation) |
| Lead Time | 15-25 days after deposit |
Why Choose LTO for Industrial Energy Storage
Industrial energy storage systems operate in the most demanding conditions: frequent charge-discharge cycles, high ambient temperatures and long service life requirements. LTO chemistry was developed specifically for these applications. The nano-structured lithium titanate anode provides a stable crystal structure that does not expand or contract during cycling, eliminating mechanical stress and capacity fade. This is why LTO batteries are the technology of choice for grid frequency regulation, urban rail regenerative braking and industrial UPS systems worldwide.
Application Case Study
Case: Manufacturing Plant UPS Upgrade
A food processing plant replaced its lead-acid UPS bank with this 48V 60Ah LTO system. The plant experienced 3-4 power interruptions monthly, each requiring 15-minute ride-through. The LTO system delivers 20000+ cycles of reliable backup, eliminates quarterly battery replacement, and pays for itself within 2 years through reduced maintenance and replacement costs.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.