Delta Energy Systems (I) Pvt. Ltd. Is a 100% subsidiary of Delta Energy Systems, part of 4.2 Billion dollar US$ Delta Group. DES India is a 100% subsidiary of Delta Electronics Thailand, a public listed company in Thailand.

Delta is the SD's No. 7 Power Electronic Company of the year. The company netted a turnover of 51.00 crores during 2006-07 up from 20.00 crores it had netted in 2005-2006. A stupendous growth of 155% making it the fastest growing conpany in the SD’s Top 10 Club. The entire turnover is a result of Sales of Online UPS Systems, making it the SD’s No. 5 Online UPS Manufacturer of the year. No wonders, if the trend continues, Delta is poised to spring many more surprises.

Delta is a leading power management solutions company. Operating in India since 1992, DEX India is responsible for business in South Asia and has been recognized as a centre for excellence in South Asia. Delta offers custom designed power management solutions engineered or maximum energy savings. On the UPS front Delta offers Double Conversion Online UPS Systems for all mission critical online power backup needs across all industry verticals. For years leading brands like Sony, Thompson, Apple, Dell, Canon, Samsung, Sun Micro Systems, NEC and LG have been part of their clientele.

In addition to these one stop online UPS solutions ranging from 1kVA to 3200kVA, Delta has also developed software that meets evolving operating system requirements. Nearly 10 crores of revenue came through the sales of Online UPS system below 3kVA while 3 to 10 kVA systems accounted for 18 crores, more than half of the UPS revenue of Delta came thru sale of Online UPSs which amounted to approximately 23 crores.

High growth rate can be attributed to Delta being a complete solution provider.