Defining the Next Generation of Network Performance

Kaelus is a recognized leader in test and measurement instruments, BTS Antennas, cell-site filters, combiners and Tower Mounted Amplifiers.

Kaelus was formed in 2010 by the combination of four entities each with a legacy of excellence in filtering technology.

In 2019 the company became part of Microdata Telecom and in early 2020 BTS Antennas was added to the portfolio through the acquisition of Filtronic’s telecom antenna operations.

Kaelus continues to provide the telecommunications industry with high-quality, low PIM products that enable effective global communication. Kaelus’ experience and understanding of the RF environment enables it to excel by developing technically differentiated offerings that are defining the next generation of network performance.