Overview
The Atlas Copco Elektronikon Mk5 Controller Board for Atlas Copco Air Compressor (part number 1900100520) is the main circuit board that reads sensors and switches the compressor's outputs. It is part of the Elektronikon Mk5 generation used across a wide range of GA screw compressors.
Replace it when the original is damaged, throwing persistent controller errors, or no longer holding its settings. New, original and function-tested, this 1900100520 is a direct replacement for the original unit.
Part of the Elektronikon Mk5 Controllers range. Not sure this is the right part? Use our compatibility check or learn how to identify your controller.
Compatibility
Typically fitted to GA-series screw compressors using the Elektronikon Mk5 control platform. Exact fitment varies by machine build, so send us your compressor model or serial and we confirm this is the correct controller — including any replacement / superseded part number.
Programming & setup
Because controllers of the same generation share hardware and differ mainly in software, we set the correct program and parameters for your machine before it ships. See controller programming.
FAQ
What is Atlas Copco part number 1900100520?
1900100520 is a genuine Atlas Copco Elektronikon Mk5 Controller Board for Atlas Copco Air Compressor. It belongs to the Elektronikon Mk5 control family. We supply it new, tested and — if needed — pre-programmed.
Will 1900100520 fit my compressor?
This controller circuit board covers the corresponding Elektronikon Mk5 machines. Because controllers in the same generation share hardware and differ only in the loaded program, send us your machine model or serial and we confirm the exact match — including any superseded or replacement part number — before you order.
Is 1900100520 new or refurbished?
We ship 1900100520 as a new, genuine and tested unit. A limited number of refurbished units may be available on request — just ask when you enquire.
Can you program 1900100520 before shipping?
Yes. We program the controller circuit board and migrate your parameters (target pressure, load/unload set points, language, timers and communication modules) so it runs the moment you install it.
What is the warranty and lead time on 1900100520?
New units are covered by warranty and most ship quickly worldwide. Contact us with your quantity for current lead time and pricing.
Helpful guides
Request a Quote
Send us the part number or your machine model/serial — we confirm the correct controller and quote fast.
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