ABB Products

Trust Roessler Equipment Company with your ABB Variable Frequency Drives.

The ABB ACH550 & ACH580  are variable frequency AC drives (VFD) designed specifically for the HVAC market that achieves the ultimate in flexible motor control performance.

With drives ranging from 1 to 550 HP, the ACH550 & ACH580 series feature an ‘intuitively obvious’ multi-lingual, graphic display panel that also provides an assistant to aid users in start-up. The control panel can be mounted on the cover of the drive, or remotely, and can upload, store, and download parameters.

The ACH550 & ACH580 comes equipped with an extensive library of preprogrammed HVAC application macros that, at the touch of a button, allow rapid configuration of inputs, outputs, and parameters for specific HVAC applications to maximize convenience and minimize start-up time.

What is a VFD?

Training Classes

For help with selection, pricing, or technical questions please contact our team, specialists in ABB Variable Frequency Drives!


  • Paul Lenig
  • Alex Roessler
  • David Ardoin

Phone: 713-782-2701