Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505)



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Lithium Thionyl Chloride
3.6 Volt
Axial Leads
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Product Specifications


  • Voltage: 3.6 Volt
  • Capacity: 2.1 Ah
  • Size: AA
  • Chemistry: Lithium Thionyl Chloride (Li-SOCI2)
  • Brand: Tadiran
  • Termination Style: Axial Leads
  • Shelf Life: 10+ Years
  • Diameter (max): 14.5 mm (0.57 in)
  • Height (max): 50.5 mm (1.99 in)
  • Typical Weight: 17.6g (0.62 oz)


  • High operating voltage, stable during most of the application lifetime
  • Some of the highest nominal capacities on the market today
  • Excellent reliability over extended operating life
  • Operating Temperature Range: -60°C/+85°C (-76°F/+185°F)
  • Low self-discharge rate (less than 1% after 1 year of storage at + 20°C)
  • Excellent resistance to humid environments
  • Low magnetic signature
  • Non-flammable (and non-pressurized at ambient temperature) inorganic (but corrosive) electrolyte
  • Less than 1% capacity loss during storage at ambient temperature before use

Compatible With

  • Tadiran TL-4903
  • Tadiran TL-5903
  • Tadiran TL-2100
  • Saft LS-14500
  • Saft LS-14500C
  • Saft LS33600
  • Sonnenschein SL-360/S
  • Sonnenschein SL-760/S
  • Maxell ER6S-TC
  • Minamoto ER14505
  • Xeno XL-060F
  • ER6
  • XL-060F
  • SB-AA11
  • PT-2100


  • This battery is not rechargeable. Do not try to recharge.
  • The storage area should be clean, cool (not exceeding +30 Deg C ), dry and ventilated.
  • Don't use different models of battery in series.
  • Soldering the tab should be finished in few seconds.
  • Do not use if the battery casing was mangled


Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505)

The Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505) is a high-capacity and reliable battery that is designed for a wide range of industrial and commercial applications. With its stable operating voltage, high capacity, and excellent reliability, this battery is a popular choice for many industries.

The TL-5104/P is a lithium thionyl chloride (Li-SOCI2) battery manufactured by Tadiran, a leading producer of high-quality batteries for industrial and commercial use. It features axial leads termination style, which makes it easy to install and connect to various electronic devices.

One of the most significant advantages of the Tadiran TL-5104/P is its high operating voltage, which remains stable throughout most of its lifespan. This makes it an ideal choice for electronic devices that require a reliable power source. Additionally, it has some of the highest nominal capacities on the market today, allowing for extended operating life.

The battery is also highly reliable, with excellent resistance to humid environments and a low magnetic signature. It has a low self-discharge rate, meaning it can retain its charge for extended periods, even after long periods of storage. This makes it ideal for applications where the battery may not be used for extended periods.

The Tadiran TL-5104/P is also non-flammable and non-pressurized at ambient temperature, with an inorganic (but corrosive) electrolyte that makes it safe to use in various environments. Additionally, it has less than 1% capacity loss during storage at ambient temperature before use, ensuring optimal performance when needed.

The battery has a diameter of 14.5 mm (0.57 in) and a height of 50.5 mm (1.99 in), making it a compact size for easy installation in various devices. It is also lightweight, with a typical weight of 17.6g (0.62 oz), making it an ideal choice for portable devices.

The Tadiran TL-5104/P is compatible with various other batteries, including the Tadiran TL-4903, Tadiran TL-5903, Tadiran TL-2100, Saft LS-14500, Saft LS-14500C, Saft LS33600, Sonnenschein SL-360/S, Sonnenschein SL-760/S, Maxell ER6S-TC, Minamoto ER14505, Xeno XL-060F, ER6, and XL-060F. This makes it a versatile option for those in need of a reliable and compatible battery for their electronic devices.

In conclusion, the Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505) is a high-performance and reliable battery that is suitable for various electronic applications. Its stable voltage, high capacity, excellent reliability over extended operating life, and resistance to extreme environments make it an excellent choice for many industries. Additionally, its low self-discharge rate, non-flammable and non-pressurized inorganic electrolyte, and compatibility with various other batteries make it a safe and versatile option for electronic devices.