Liebert Corporation

 Liebert Corporation, a company that developed and sold equipment for data centers and other critical infrastructure, was acquired by Emerson Electric in 1987. Liebert's products included computer room air conditioning (CRAC) systems, uninterruptible power supplies (UPS), and related infrastructure management solutions. After the acquisition, these products became part of Emerson's Emerson Network Power, which was later spun off as Vertiv in 2017. 

Here's a more detailed look at Liebert's history and products:

• Early Years:

  Liebert Corporation was founded in 1965 and initially focused on developing CRAC systems for computer rooms. 
Product Line:
Liebert's product offerings expanded to include UPS, power distribution units (PDUs), and other infrastructure management tools. 
Acquisition by Emerson:
In 1987, Liebert was acquired by Emerson Electric, a multinational corporation. 
Continued Development:
Liebert products, now part of Emerson Network Power, continued to evolve, with Emerson Network Power developing new technologies like the Vertiv PowerUPS 9000. 
Spinoff:
Emerson Network Power was later spun off as Vertiv in 2017, and Liebert continued to be a key brand within the Vertiv portfolio. 
Vertiv:
Today, Vertiv, the company that emerged from the Emerson Network Power spinoff, continues to offer Liebert-branded products, including CRAC systems, UPS, and other infrastructure solutions.