A compact, reliable battery solution for mission-critical applications

Posted on 3rd July 2019

Today, data centre operators have two dominant battery chemistry choices for their UPS backup systems; Valve Regulated Lead Acid (VRLA) or lithium-ion (Li-ion). Of the two, the longer-established VRLA persists...

Understanding your UPS battery’s amp-hour rating

Posted on 27th April 2018

If you’re specifying a UPS system, then it’s absolutely essential that you truly understand its battery autonomy; for how long will it support the load if the AC supplies fail?...

VRLA vs Li-Ion batteries: a comparison

Posted on 24th January 2018

Lead-acid VRLA batteries have long been the UPS energy source preferred by data centre operators, due to their proven reliability if well-managed, and low initial purchase cost. However, li-ion technology...

Taking Charge

Posted on 22nd January 2018

Alan Luscombe of Kohler Uninterruptible Power (KUP) compares the attributes of valve regulated lead acid (VRLA) and lithium-ion (Li-ion) battery teachnologies. Data centre UPSs provide battery back-up to sensitive ICT...

Kohler Uninterruptible Power

VRLA

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