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Welcome to Critical Power Online

Critical Power Online, launched in 2017, is part of the stable of international publications produced by Energy Storage Publishing, including the BEST Battery Briefing e-newsletter, Batteries & Energy Storage Technology (BEST) magazine and Chinese BEST.


Here we apply our unique brand of technology journalism to the critical power sector— the application of energy storage technologies to our power dependent world.


If you are interested in UPS systems, hybrid power, gensets, fuel cells and standby power of all kinds (including batteries) then Critical Power

Online is for you. The web site is updated on a rolling basis. 


To keep abreast of developments between web site visits, enter your e-mail address in the 'Join Our Mailing List' section below and you'll receive a summary of each story as it is posted online.


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January 9, 2018

UK critical power equipment manufacturer Mardix has been acquired by California-based private equity firm Bertram Capital for an undisclosed sum.

Mardix, founded in 1966, will join Bertram’s Anord Control Systems to form the Anord-Mardix Group— a global provider of crit...

November 29, 2017

US managed Cloud hosting services provider Webair has announced a $20 million investment to upgrade its New York datacentre (NY1), including installation of a third generator and UPS to support an additional 1 MW of critical IT load.

The company told BBB that Webair is...

November 29, 2017

French energy management company Schneider Electric (SE) has announced the 2018 EcoXpert members to achieve Master Level status in Critical Power, including 20 companies from 15 countries.

The EcoXpert Partner Program is a worldwide network of SE trained and certified p...

November 16, 2017

Northern Ireland-based backup power specialist Continu has signed a GBP500,000 contract with BT to keep the UK telecoms operator’s public sector datacentres operational in the event of power failure.

Continu said the contract is to keep the firm’s datacentres in Belfast...

November 14, 2017

Ireland-based power management group Eaton is launching a new service that allows data centres to sell ‘spare’ UPS energy back to the market to support power grids in frequency containment reserve (FCR).

Eaton said its ‘UPS-as-a-Reserve’ energy service (UPSaaR), develop...

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BEST magazine

The leading International quarterly for manufacturers and users of electrochemical power

Chinese BEST

The Chinese edition of BEST

BEST Battery Briefing

The weekly newsletter sent to the industry

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