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Twice the battery life of current battery technologies

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Twice the maintenance free period

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The first truly sustainable emergency lighting

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One of the most energy efficient emergency lighting product

  • Throughout life of the battery, it does not require maintenance.
  • They maintain all their capacity until discharge.
  • Traditional batteries usually fluctuate as your energy runs out.
  • It maintains at 100% its full capacity until they are depleted.
  • They are quite safe, since they do not explode or ignite with overloads.
  • The LiFePO4 battery is not watery.
  • Its specific capacity is 145Ah / kg.
  • Its energy density is 130Wh / kg.
  • The voltage of the LiFePo4, is of 3.2-3.3v. During the download.
  • The discharge ratio can reach 30C.
  • They allow recharges in 15 minutes to 90% of their capacity.
  • Load-discharge cycles that can reach 3000 cycles.
  • Does not contain toxic metals.
  • They work best at elevated temperature up to 60C, offering a 10% higher yield, due to the higher ionic conductivity of lithium.

Maintenance Free Period Over Time Zemper ZLi vs Premium Batteries

Battery Capacity Over Time Zemper Lithium vs Premium NiCd

Our products with LiFePO4 technology