🔋 Stable Phosphate LiFePO4 Cells by STF

Your choice of compact Cylindrical (6Ah) or versatile Prismatic (100Ah) stable phosphate power solutions.

Introducing the Siri Technofabs (STF) stable phosphate Lithium Iron Phosphate (LiFePO4) rechargeable cells—engineered with chemically stable phosphate-based cathodes for maximum safety. We offer two core formats to fit your exact power needs: the compact, high-discharge Cylindrical 32700 (6Ah) cell and the versatile, high-capacity Prismatic (100Ah) cell. Both stable phosphate battery formats are engineered for superior safety, thermal stability, and an extended life cycle, making them the ultimate fit-and-forget solution for demanding applications in electric vehicles and solar energy storage systems, backed by a strong warranty.

LiFePO4 Battery Cells

STF stable phosphate LiFePO4 cells: Cylindrical 32700 (6Ah) and Prismatic (100Ah) formats

Why Choose STF Stable Phosphate LiFePO4? Superior Performance Across All Formats

The stable phosphate chemistry of LiFePO4 technology is the preferred choice for leading Electric Vehicle (EV) Battery Pack users, large-scale Energy Storage Systems (ESS), and critical systems requiring increased lifespan and higher performance. Learn more about lithium iron phosphate battery technology on Wikipedia.

Benefits of stable phosphate LiFePO4 batteries including safety and longevity

Key advantages of stable phosphate LiFePO4 battery technology

Superior Stable Phosphate Safety

The stable phosphate-based cathode is chemically much more stable and non-combustible than traditional lithium-ion batteries. It will not burn even under high temperatures or if mishandled, ensuring maximum safety for EVs and mobile robotics. Discover more about battery safety standards.

Extreme Longevity with Stable Phosphate Chemistry

Both stable phosphate cell types offer a significantly longer lifetime than Lead Acid and standard Li-ion cells, providing more than 3000 cycles under proper handling (up to 70% DOD). Read about lithium-ion battery types at Battery University.

High Performance Stable Phosphate Technology

Provides stable, consistent power output with very little voltage drop during discharge, a major advantage over Lead Acid batteries. Explore our lithium battery comparison guide.

Eco-Friendly Stable Phosphate Material

LiFePO4 stable phosphate is a non-toxic, non-contaminating material that contains no rare-earth minerals, making it an environmentally conscious choice. Learn about battery recycling from the U.S. Department of Energy.

LiFePO4 battery cells

Stable phosphate LiFePO4 cells powering electric vehicles and renewable energy systems

Stable Phosphate Battery Warranty & Assurance 🛡️

Industry-Leading Stable Phosphate Cell Warranty

STF is confident in the longevity and quality of our stable phosphate LiFePO4 cells, offering application-specific warranties for your peace of mind. Our comprehensive battery warranty program covers various applications:

5-Year
Home Solar Applications
3-Year
Electric Vehicle (EV) Applications
>3000
Cycle Life (at 70% DOD)

Ideal Stable Phosphate Battery Applications

STF stable phosphate cells are built to power the future, offering unparalleled performance and warranty-backed reliability for:

Solar Power Storage / ESS (5-Year Warranty)
Electric Vehicles (EVs) (3-Year Warranty)
Comparison chart of stable phosphate cylindrical and prismatic LiFePO4 battery cells

Technical comparison of stable phosphate cylindrical vs prismatic LiFePO4 cells

Stable Phosphate Cell Specifications at a Glance

A quick comparison of the two primary stable phosphate cell formats available:

Feature 32700 Cylindrical Cell 100Ah Prismatic Cell
Capacity6000 mAh (6 Ah)100 Ah
Form Factor32650 / 32700 (32mm×70mm)Prismatic (Rectangular, e.g., ~220mm×130mm×40mm)
Nominal Voltage3.2V3.2V
Max. Continuous Discharge1C (6A)1C (100A)
Max. Peak Discharge3C (18A)3C (300A)
Life Cycle>3000 cycles>3000 cycles
Application FocusHigh-power output, compact battery packs.High-capacity energy storage, modular packs, EV/ESS.

For more technical details on stable phosphate battery chemistry, visit ScienceDirect's LiFePO4 research.

Detailed Stable Phosphate Cell Specifications

In-depth parameters for both cylindrical and prismatic stable phosphate formats:

3.2V 32700 / 32650 (6000mAh) Stable Phosphate LiFePO4 Cell

ParameterSpecification
Nominal Voltage3.2V
Nominal Capacity (0.2C)6000mAh
Charging Cut-off Voltage3.7V
Discharging Cut-off Voltage2.5V
Max. Charging Current (Continue)1C (6A)
Max. Discharging Current (Instantaneous)3C (18A)
Cell's Diameter32mm
Cell's Height70mm
Cell's Weight145g
Operating Temp (Discharge)0°C~45°C

Perfect for portable power applications requiring stable phosphate technology.

3.2V 100Ah Prismatic Stable Phosphate LiFePO4 Cell

ParameterSpecification
Nominal Voltage3.2V
Nominal Capacity100Ah
Charging Cut-off Voltage3.65V
Discharging Cut-off Voltage2.5V
Max. Charging Current (Continue)1C (100A)
Max. Discharging Current (Instantaneous)3C (300A)
Approximate Dimensions (L × W × T)~220mm×130mm×40mm
Approximate Cell Weight~2.1kg−2.5kg
Operating Temp (Discharge)-20°C~60°C

Ideal for large-scale energy storage with stable phosphate chemistry.

For industry standards and certifications, refer to ISO battery safety standards and IEC battery specifications.

Ready to Electrify Your Fleet with Stable Phosphate Technology?

Contact our specialists for a tailored analysis of the best stable phosphate LiFePO4 cells for your application. Whether you need EV battery solutions or solar storage systems, we have the expertise.

REQUEST A TAILORED STABLE PHOSPHATE SOLUTION