Established in 2004 and headquartered in Kolkata, Switching AVO Electro Power Ltd. has emerged as one of India's leading manufacturers of online UPS systems. The company has consistently demonstrated growth and excellence, earning recognition as Softdisk's (SD) No. 1 Power Electronics Company for the year. Having entered SD's prestigious Top 10 list just five years ago, Switching AVO has sustained a strong upward trajectory ever since. In FY 2024-25, the company achieved an impressive turnover of INR 418.98 crore, reflecting a 20.07% growth over the INR 348.67 crore recorded in FY 2023-24 a milestone that has brought the organization several industry accolades. 

The Switching AVO Electro Power Limited., Kolkatta has been adjudged SD's No. 1 Power Electronic Company of the year 2024-25.

Switching AVO Electro Power Limited., Kolkata was also adjudged the SD's No. 1 Online (Single Phase) Manufacturer of the year. 

Switching AVO Electro Power Limited., Kolkata was also adjudged the SD's No. 1 Online (Three Phase) Manufacturer of the year. 

As the largest UPS manufacturer in Eastern India, the company operates a world-class design and development center in Kolkata, West Bengal. It has secured a comprehensive set of certifications, including ISO 9001:2015, 14001:2015, 45001:2018, 20000-1:2011, 27001:2013, and 50001:2018, along with FCC, TL 9000, OHSAS, RoHS, BIS, and CE certifications. Switching AVO also asserts that it has the highest number of UPS installations in the banking sector, though this remains to be independently validated by Softdisk. 

From its early years of carving a niche to its successful entry into the competitive UPS market in 2004, the company has built its reputation on reliability, in-house innovation, and a robust after-sales service framework. Today, it employs more than 642 professionals, including 50 in marketing, 510 service engineers, 65 production experts, and 17 senior and mid-level managers. The company has  22 branch offices and a strong nationwide distributor network, Switching AVO also operates a dedicated computer-aided design (CAD) facility. The company attributes its success to a motivated workforce committed to agility, consistency, and exceeding customer expectations. 

Distinguished as a dynamic and customer-focused UPS solutions provider, Switching AVO places strong emphasis on after-sales service. It is among the few companies to offer centralized, real-time online monitoring and support platforms for clients as well as field engineers. Its major projects include large-scale ATM deployments and customized UPS solutions for marquee clients such as ORPAK, FIS, NCR, BEL, FSS, Diebold, BTI, CMS, BPCL, TCIL, AGS, K Smart, Indian Railways, the Indian Army, PNB, Union Bank, Canara Bank, Allahabad Bank, United Bank of India, UCO Bank, Bank of Baroda, Bank of Maharashtra, Bank of India, Paschim Banga Gramin Bank, and ICICI Bank's call center. Additionally, the company partners with prominent OEMs such as TATA, Prizam, Hitachi, ATOS, Wipro, FISBPCL, and HFCL, further consolidating its leadership in India's power electronics industry.

Switching AVO Electro Power Limited, Kolkatta are the proud winners of SD's Best Service and Support Award 2025 for support post installation & preventive maintenance with minimum downtime reported even for Third Party Maintenance. They are also the SD's NO 1 Indian Power Electronic Company of the year.