12V 100Ah LTO Battery Pack 20000 Deep Cycles -40C to 85C Wide Temperature RV
Product Overview
This 12V 100Ah lithium titanate battery pack is engineered for RV, marine and off-grid applications requiring 20000 deep cycles and extreme temperature resilience. The LTO chemistry operates from -40 to 85 degrees C, outperforming all other lithium chemistries in harsh environments - from freezing mountain winters to scorching desert summers.
Whether you are powering a motorhome on a cross-country adventure, a sailboat at sea, or an off-grid cabin, this battery delivers dependable power for decades. Its safe LTO chemistry contains no cobalt and no flammable graphite anode, making it the safest lithium battery chemistry available for living spaces.
Core Selling Point: Extreme Durability and Safety
- 20000 deep cycles: 20+ years of daily use
- -40 to 85 degrees C: full performance in extreme climates
- 10C discharge capability: powers high-load appliances, inverters and winches
- 6 minute fast charge: quick turnaround for off-grid living
- Safe chemistry: zero thermal runaway risk, no fire hazard, no toxic fumes
- Drop-in replacement: same footprint as lead-acid group sizes
Discharge Characteristics
| Discharge Rate | Capacity Retention | End Voltage | Max Duration |
|---|---|---|---|
| 0.5C (50A) | 100% | 11.4V | Continuous |
| 1C (100A) | 98% | 11.1V | Continuous |
| 5C (500A) | 95% | 10.5V | Continuous |
| 10C (1000A) | 90% | 10.2V | 3 seconds (peak) |
Power hungry devices like inverters, electric winches and roof AC units demand high surge current. This LTO pack delivers up to 1000A peak without voltage collapse, keeping your appliances running smoothly.
Charging Parameters
| Parameter | Standard Charging | Fast Charging |
|---|---|---|
| Charging Current | 1C (100A) | 5C (500A) |
| Charging Voltage | 13.6V (2.72V/cell) | 13.6V (2.72V/cell) |
| Charging Time (0-100%) | 1 hour | 15 minutes |
| Charge Efficiency | 97% | 95% |
| Compatible Chargers | Solar charge controllers, alternators, AC chargers (LTO profile) | |
LTO vs LiFePO4 vs Lead-Acid for RV Marine
| Parameter | LTO 12V 100Ah | LiFePO4 12V 100Ah | Lead-Acid 12V 100Ah |
|---|---|---|---|
| Cycle Life | 20000 cycles | 3000-5000 cycles | 500-800 cycles |
| Operating Temperature | -40 to 85 degrees C | -20 to 55 degrees C | -10 to 45 degrees C |
| Charge Time | 15 min - 1 hour | 1-2 hours | 8-10 hours |
| Usable Capacity | 100% DOD | 80% DOD | 50% DOD |
| Weight | Approx. 15kg | Approx. 13kg | Approx. 30kg |
| Service Life | 20+ years | 8-10 years | 2-4 years |
| Safety | No thermal runaway | Safe | Acid risk |
Technical Specifications
| Nominal Voltage | 12V |
| Nominal Capacity | 100Ah |
| Energy | 1.2 kWh |
| Cycle Life | 20000 cycles @ 80% DOD |
| Cell Chemistry | Lithium Titanate (Li4Ti5O12) |
| Cell Configuration | 4S (4 cells in series) |
| Max Discharge Rate | 10C (1000A) pulse, 5C continuous |
| Max Charge Rate | 5C (500A) |
| Self-Discharge | Less than 3% per month |
| Operating Temperature | -40 to 85 degrees C |
| Weight | Approx. 15kg |
| Terminal Type | M8 bolt terminals |
| Warranty | 5 years |
Smart BMS Protection
The smart BMS protects against overcharge, over-discharge, overcurrent, short circuit and extreme temperatures, with optional Bluetooth monitoring for smartphone apps. You can check SOC, cell voltages and battery health in real time from your phone.
| Protection Function | Threshold | Response |
|---|---|---|
| Overcharge Protection | 2.95V per cell | Disconnect charging |
| Over-discharge Protection | 1.5V per cell | Disconnect load |
| Overcurrent Protection | 10C (1000A) | Disconnect within 3s |
| Short Circuit Protection | Immediate | Disconnect instantly |
| High Temperature Protection | 85 degrees C | Reduce current / cutoff |
| Low Temperature Protection | -45 degrees C | Charge inhibit |
Applications
- RV and motorhome house batteries
- Marine and sailboat auxiliary power
- Off-grid cabins and tiny homes
- Camping and overlanding power systems
- Emergency backup and portable power stations
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
- Capacity from 50Ah to 300Ah available
- Terminal options: M6, M8, Anderson, custom
- Bluetooth BMS or standard BMS
- OEM / ODM service with private label
Frequently Asked Questions
Q1: Can this battery replace my group 27 or group 31 lead-acid battery?
A: Yes. The LTO pack is designed as a drop-in replacement with compatible dimensions and M8 terminals.
Q2: Can I charge it with my vehicle alternator?
A: Yes. LTO accepts charging from alternators and solar controllers. A DC-DC charger with LTO profile is recommended for optimal charging.
Q3: How safe is LTO chemistry in a boat or RV?
A: LTO is the safest lithium chemistry - no cobalt, no graphite anode, no thermal runaway. It is certified for transport and marine use.
Q4: What is the real service life?
A: With 20000 cycles and daily use, the battery lasts over 20 years - typically longer than the RV or boat itself.
Contact us today for a quotation and technical consultation for your RV, marine or off-grid power system.
Dimension Options (Reference)
| Model | Length (mm) | Width (mm) | Height (mm) | Weight (kg) |
|---|---|---|---|---|
| LTO-12V100Ah-A | 330 | 172 | 216 | 15 |
| LTO-12V100Ah-B | 306 | 170 | 210 | 14.5 |
| LTO-12V100Ah-C (custom) | Per drawing | Per drawing | Per drawing | Varies |
Packaging & Shipping
| Item | Detail |
|---|---|
| Packaging | Export-grade carton with 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 RV and Marine
RV and marine environments are among the harshest for batteries: temperature extremes, vibration, humidity and salt spray. LTO chemistry thrives in these conditions where other batteries fail. The -40 to 85 degrees C operating range means no capacity loss in freezing winter nights and no thermal derating in summer heat. The absence of a graphite anode eliminates the risk of lithium plating during cold charging - a known failure mode of LiFePO4 and NMC batteries. For boaters and RVers who depend on their power system, LTO is the ultimate reliability choice.
Application Case Study
Case: Full-Time RV Living
A full-time RV couple upgraded from two 100Ah lead-acid batteries to a single 12V 100Ah LTO pack. They now run a 2000W inverter, 12V fridge and LED lighting for 2-3 days between charges, recharge fully in under an hour with solar, and have eliminated battery replacement costs for the foreseeable future. After 4 years of daily use, the battery still shows 98% of original capacity.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.