In remote locations, lead acid batteries power railroad crossing signals and instruments that measure seismic disturbances for earthquake research and can store electricity generated by solar panels or wind power.
First National Battery offers a comprehensive range of batteries suitable for signaling applications. The range includes the following products:
Product Range |
Summary |

Flat Plate |
Increased capacity, combined with decreased volume and weight. Life expectancy of around 15 years. Float-charge operation, always ready for use. |
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Planté |
Ease of inspection, testing and maintenance (a hydrometer reading indicates the state of charge). Lower internal resistance which provides increased performance at high rates of discharge. No falling-off of capacity with age. Life expectancy of 20 years or longer. Designed for float-charge operation, always ready for use. |
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Tubular RCT |
The Tubular Cell offers outstanding reliability over an expected working life of 10 to 12 years in float charge applications. These cells are capable of high cycling. It offers a greater surface area for a specific plate dimension, affording higher energy density. |
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FT |
Front terminal batteries for medium and long duration backup, especially in telecommunication applications. Design life: 12 years. |
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L |
Marathon L provides a solid safety package for storing electricity within the AGM range. Designed especially for telecommunications systems, these powerful and compact batteries provide the ideal energy supply due to its technical construction. Design life: 12 years. |
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T |
Designed for durability in telecommunications and electric utility applications, the series provides high performance and reliability in long duration discharging applications. Design life: 12 years. |
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A400 |
Sonnenschein A400 batteries are extremely powerful and reliable. This superior product range perfectly fulfils the requirements for many different applications including telecommunications, industrial and alarm applications. Design Life: 12 years. |
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A500 |
Whenever a continuous energy supply is requested, Sonnenschein A500 betteries can offer their proven performance. When the life and health of human beings depends on electrically powered equipment, these superior betteries with the internationally successful dryfit technology have distinct advantages. Design life: 7 years. |
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A600 |
Sonnenschein A600 batteries offer their high performance and reliability in both controlled and harsh uncontrolled environments. Design life: 18 years. |
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A600 Block |
Sonnenschein A600 batteries offer their high performance and reliability in both controlled and harsh uncontrolled environments. Design life: 15 years. |
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A600 WE |
Sonnenschein A600 batteries offer their high performance and reliability in both controlled and harsh uncontrolled environments. Design life: 18 years. |
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