Exploring Saft Lithium-Thionyl Chloride (Li-SOCl2) Cells: A Comprehensive Guide
In the realm of advanced battery technologies, Saft's Lithium-Thionyl Chloride (Li-SOCl2) cells stand out for their exceptional energy density, long service life, and reliability in extreme conditions. These primary lithium batteries are widely used in industrial, military, and IoT applications. In this blog, we'll delve into the fascinating world of Saft Li-SOCl2 cells, focusing on specific models such as LS 14250, LS 14250E, LS 14500, LS 14500HT, LS 17330, LS 17500, LS 26500, LSH 14, LSH 20, and LSP 20.
Understanding Lithium-Thionyl Chloride (Li-SOCl2) Chemistry
Lithium-Thionyl Chloride (Li-SOCl2) cells are known for their high energy density and long shelf life. The chemistry involves a lithium anode and a thionyl chloride cathode, which together produce a high voltage of around 3.6V. This makes Li-SOCl2 cells ideal for applications requiring long-term power supply and reliable performance in harsh environments.
Key Features of Saft Li-SOCl2 Cells
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High Energy Density: Li-SOCl2 cells offer the highest energy density among primary lithium batteries, making them suitable for applications that require prolonged power supply.
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Wide Operating Temperature Range: These cells can operate in temperatures ranging from -80°C to +125°C, ensuring reliable performance in extreme conditions.
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Long Shelf Life: Li-SOCl2 cells have a long shelf life, with some models capable of lasting up to 20 years, making them suitable for long-term applications.
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Low Self-Discharge: These cells have a remarkably low self-discharge rate, allowing them to maintain their charge for extended periods, even during long storage times.
Saft Li-SOCl2 Cell Models
Let's explore some of the specific models of Saft Li-SOCl2 cells and their unique features:
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LS14250: This model is a 1/2 AA-size cell with a nominal capacity of 1.2Ah. It is designed for applications requiring long-term power supply and low self-discharge.
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LS14250E: Similar to the LS 14250, the LS 14250E offers enhanced performance with a nominal capacity of 1.2Ah. It is ideal for applications requiring high energy density and reliability.
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LS14500: This AA-size cell has a nominal capacity of 2.6Ah. It is suitable for applications requiring high energy density and long-term power supply.
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LS14500HT: The LS 14500HT is a high-temperature version of the LS 14500, designed to operate in extreme temperatures. It has a nominal capacity of 2.6Ah and is ideal for applications in harsh environments.
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LS17330: This model is a 2/3 A-size cell with a nominal capacity of 1.8Ah. It is designed for applications requiring high energy density and long-term power supply.
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LS17500: The LS 17500 is an A-size cell with a nominal capacity of 3.6Ah. It is suitable for applications requiring high energy density and reliability.
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LS26500: This C-size cell has a nominal capacity of 7.7Ah. It is ideal for applications requiring high energy density and long-term power supply.
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LSH14: The LSH 14 is a high-power D-size cell with a nominal capacity of 5.8Ah. It is designed for applications requiring high pulse currents and reliable performance in extreme conditions.
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LSH20: This high-power D-size cell has a nominal capacity of 13Ah. It is suitable for applications requiring high pulse currents and long-term power supply.
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LSP20: The LSP 20 is a high-power D-size cell with a nominal capacity of 13Ah. It is designed for applications requiring high pulse currents and reliable performance in extreme conditions.
Applications of Saft Li-SOCl2 Cells
Saft Li-SOCl2 cells are used in a wide range of applications, including:
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Industrial Applications: These cells are ideal for industrial applications such as remote monitoring, metering, and asset tracking. Their high energy density and long shelf life make them suitable for long-term power supply in harsh environments.
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Military Applications: Li-SOCl2 cells are widely used in military applications due to their reliability and ability to operate in extreme conditions. They are used in communication devices, navigation systems, and other critical equipment.
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IoT Applications: With the rise of IoT devices, Li-SOCl2 cells have become increasingly popular for their ability to provide long-term power supply and reliable performance in a wide range of environments. They are used in sensors, trackers, and other IoT devices.
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Medical Devices: These cells are also used in medical devices such as pacemakers, defibrillators, and other critical equipment. Their high energy density and long shelf life make them suitable for long-term power supply in medical applications.
Conclusion
Saft's Lithium-Thionyl Chloride (Li-SOCl2) cells are a testament to the advancements in battery technology. With their high energy density, long shelf life, and reliability in extreme conditions, these cells are ideal for a wide range of applications. Whether it's industrial, military, IoT, or medical applications, Saft Li-SOCl2 cells provide the power and reliability needed to keep devices running smoothly.
