Tadiran TL-5104/S 3.6V AA 2.1 Ah Lithium Battery (ER14505)



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Lithium Thionyl Chloride
3.6 Volt
Button Top
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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: Button Top
  • 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/S 3.6V AA 2.1 Ah Lithium Battery (ER14505)

The Tadiran TL-5104/S is a powerful AA-sized lithium battery that offers exceptional performance and reliability for a wide range of applications. With a high operating voltage and some of the highest nominal capacities on the market, this battery is well-suited for demanding applications that require long-lasting power.

At the heart of the TL-5104/S is its lithium thionyl chloride chemistry, which provides a stable operating voltage and exceptional reliability over extended periods of use. This chemistry is known for its high energy density, which enables the battery to pack a lot of power into a compact form factor.

The TL-5104/S is rated for a capacity of 2.1 Ah, which is one of the highest nominal capacities available for AA-sized lithium batteries. This high capacity makes the battery well-suited for applications that require long-lasting power, such as remote sensors, wireless devices, and other low-power electronics.

In addition to its high capacity, the TL-5104/S also boasts excellent reliability over an extended operating life. The battery has a shelf life of 10+ years, and its low self-discharge rate ensures that it will maintain its full capacity even after long periods of storage.

The TL-5104/S also features a wide operating temperature range of -60°C to +85°C (-76°F to +185°F), which makes it well-suited for use in extreme environments. The battery's excellent resistance to humid environments and low magnetic signature further enhance its suitability for use in a wide range of applications.

The battery's button top termination style makes it easy to install and connect to a variety of devices. Its compact form factor, with a maximum diameter of 14.5 mm and a height of 50.5 mm, makes it ideal for use in small, space-constrained devices.

Overall, the Tadiran TL-5104/S is a reliable and high-performance AA-sized lithium battery that is well-suited for a wide range of applications. Its high capacity, stable operating voltage, and excellent reliability make it an excellent choice for remote sensors, wireless devices, and other low-power electronics that require long-lasting power. Its wide operating temperature range and resistance to humid environments further enhance its versatility, making it a popular choice among engineers and designers in a wide range of industries.

When compared to other lithium batteries on the market, the Tadiran TL-5104/S stands out for its combination of high capacity, excellent reliability, and wide operating temperature range. This makes it an excellent choice for applications that demand reliable and long-lasting power in extreme environments. The TL-5104/S has also been extensively tested to ensure that it meets the highest quality standards, which gives customers the confidence they need to rely on it for their most critical applications.

Overall, the Tadiran TL-5104/S is an excellent choice for engineers and designers who need a high-performance, reliable AA-sized lithium battery for their applications. With its exceptional performance, reliability, and versatility, it is sure to meet the needs of a wide range of customers in a variety of industries.