01
Replace only the controller
A straightforward one-for-one replacement brings the new control generation to your existing system. The field wiring stays in use.
Products · Hardware upgrade
Airleader modernisation and hardware upgrades
Bring your existing Airleader up to the current control generation. With a compatible hardware upgrade, only the controller is replaced – with no rewiring or changes to the installation.
1:1Straightforward controller replacement
Modern hardwareCurrent control generation
VSD ProEfficient control of multiple VSD compressors
A straightforward upgrade
Replace the controller. Keep the installation.
A cost-effective route to current hardware and redesigned firmware: we use your serial number to identify the right upgrade for your existing Airleader.
02
Same dimensions. Same connections.
Compatible upgrade versions retain the existing dimensions and connections, with no changes to the installation required.
03
Check trade-in eligibility
Trade-in credit may be available for more recent controllers. We take your existing device into account when preparing your quote.
Airleader MASTER
Benefits of the current generation at a glance.
For the Airleader MASTER, new hardware and redesigned firmware expand operation, connectivity and monitoring for your existing system.
Operation
At the display or from your desk
The 10-inch touchscreen with online chart makes operation easier and provides a clearer overview.
- Desktop remote control included: reconfigure conveniently from your desk
- Wi-Fi access for on-site programming
- Integrated web interface: programming via Ethernet or Wi-Fi without a separate web server
Connectivity & diagnostics
Keep track of compressors and alerts
The OnBoard FL-COM Server integrates compressors via the network. Diagnostic information is available directly at the controller.
- On-screen alarms for accessories and sensors
- Error report directly on the display
- Email delivery even without a web server
Operation & service
Support day-to-day system operation
Additional functions help maintain the air supply if sensors fail and keep track of maintenance.
- Emergency operation in the event of faulty sensor signals
- Compressor maintenance function
- Replace discontinued hardware with current technology
Technology & documentation
The right upgrade for your existing system.
Your serial number helps us identify your controller generation and plan the replacement. Find more information about features and generations here.
Funktionen
VSD Pro in detail
How Airleader guides multiple variable-speed compressors towards their economical operating ranges.
Explore the control strategy →Documentation
Manuals for your generation
Current MASTER 4 documentation and archived manuals for older MASTER and CN controllers.
View documentation →Your hardware upgrade
Ready for the next generation?
Send us the serial number of your existing Airleader. We will identify the right upgrade, check whether your controller qualifies for trade-in credit and prepare your quote.