Harmony
Harmony operator interface and industrial relays enhance operational efficiency and equipment availability across industrial and building applications. Harmony includes intelligent connected products and edge terminals that visualize, gather, and process data, enabling informed operator decisions.
This includes machine interface and control products such as pushbutton switches, emergency stops, indicator lights, control relays and safety relays, and signaling devices such as stack lights or rotating beacons.
Explore our offer
Discover a large choice of pushbuttons, switches, emergency stops, and indicator lights to cover most industrial applications. Available worldwide in metal and plastic versions, the Harmony line fits your needs for robustness, safety, and simplicity.
See product details
- Harmony XB4 - Ø 22 mm modular metal pushbuttons, switches, and pilot lights
Harmony XB4
Harmony XB4Ø 22 mm modular metal pushbuttons, switches, and pilot lights Harmony XB5 - Ø 22 mm modular plastic pushbuttons, switches, and pilot lights 
Harmony XB5
Harmony XB5Ø 22 mm modular plastic pushbuttons, switches, and pilot lights Harmony XB5R - Ø 22 mm battery-less and wireless pushbuttons 
Harmony XB5R
Harmony XB5RØ 22 mm battery-less and wireless pushbuttons Harmony 9001 K - Ø 30 mm metal pushbuttons, switches, pilot lights 
Harmony 9001 K
Harmony 9001 KØ 30 mm metal pushbuttons, switches, pilot lights Harmony 9001 SK - Ø 30 mm plastic pushbuttons, switches, pilot lights 
Harmony 9001 SK
Harmony 9001 SKØ 30 mm plastic pushbuttons, switches, pilot lights Harmony XAC Pendant control stations - Pendant control stations for Ø 22 mm plastic signaling units 
Harmony XAC Pendant control stations
Harmony XAC Pendant control stationsPendant control stations for Ø 22 mm plastic signaling units Harmony XALD, XALK - Plastic control stations using XB5 range Ø 22 mm control and signaling units 
Harmony XALD, XALK
Harmony XALD, XALKPlastic control stations using XB5 range Ø 22 mm control and signaling units Harmony XAM, XAP - <p>Metal control stations for use with Harmony XB4 and XB5 ranges Ø 22 mm control signaling units</p> 
Harmony XAM, XAP
Harmony XAM, XAPMetal control stations for use with Harmony XB4 and XB5 ranges Ø 22 mm control signaling units
Harmony XB6 - Ø 16 mm plastic pushbuttons, switches, and pilot lights 
Harmony XB6
Harmony XB6Ø 16 mm plastic pushbuttons, switches, and pilot lights Harmony XVL - Ø 8-12 mm LED plastic pilot lights 
Harmony XVL
Harmony XVLØ 8-12 mm LED plastic pilot lights Harmony XB5S - Ø 22 mm fingerprint biometric switches 
Harmony XB5S
Harmony XB5SØ 22 mm fingerprint biometric switches
Renowned for its robustness and accuracy, Harmony industrial relays offer an ideal solution for wired logic functions. Harmony relays hold a complete portfolio of electromechanical, solid-state, timing, control, and monitoring relays, as well as counters and interfaces.
See product details
- Harmony Electromechanical Relays - Interface, miniature and power electromechanical relays
Harmony Electromechanical Relays
Harmony Electromechanical RelaysInterface, miniature and power electromechanical relays Harmony Solid State Relays - Slim interfaces, Modular DIN rail and Panel mount solid state relays 
Harmony Solid State Relays
Harmony Solid State RelaysSlim interfaces, Modular DIN rail and Panel mount solid state relays Harmony Control Relay - Monitoring and Control Relays 
Harmony Control Relay
Harmony Control RelayMonitoring and Control Relays Harmony Timer Relays - Near Field Communication and conventional Timer Relays 
Harmony Timer Relays
Harmony Timer RelaysNear Field Communication and conventional Timer Relays Zelio Analogue - Analog Converters 
Harmony Analog
Harmony AnalogSignal conditioners and transducers
Harmony safety includes comprehensive, scalable industrial safety offers, including a wide variety of safety switches. Harmony safety products help to cover the most critical safety functions for your machine, from acquiring information, monitoring, and processing to emergency cut-offs.
Harmony signaling devices include tower lights, stack lights, rotating beacons, and audible alarms to provide operators with a reliable status indication and voice guidance to help them rectify problems more quickly.
See product details
- Harmony XVB - Ø 70 mm modular beacons and tower lights
Harmony XVB
Harmony XVBØ 70 mm modular beacons and tower lights Harmony XVU - Ø 60 mm modular tower lights 
Harmony XVU
Harmony XVUØ 60 mm modular tower lights Harmony XVS - Electronic alarms and multi sound sirens 
Harmony XVS
Harmony XVSElectronic alarms and multi sound sirens Harmony XVR - Ø 80 - 130 mm pre-wired rotating/flashing beacons 
Harmony XVR
Harmony XVRØ 80 - 130 mm pre-wired rotating/flashing beacons Harmony XVC - Ø 40, Ø 60, and Ø 100 mm pre-wired monolithic tower lights 
Harmony XVC
Harmony XVCØ 40, Ø 60, and Ø 100 mm pre-wired monolithic tower lights Harmony XVC6 - Ø 60 mm pre-wired monolithic tower lights 
Harmony XVC6
Harmony XVC6Ø 60 mm pre-wired monolithic tower lights Harmony XVDLS - Ø 45 mm monolithic beacons 
Harmony XVDLS
Harmony XVDLSØ 45 mm monolithic beacons Harmony XVC4 - Ø 40 mm pre-wired monolithic tower lights 
Harmony XVC4
Harmony XVC4Ø 40 mm pre-wired monolithic tower lights
Harmony is the world’s most popular family of HMI terminals. By meeting the unique needs of global customers, Harmony has proven reliable in presenting a clear picture of their business, application, and machine performance on a daily basis.
See product details
- Harmony ST6 - High-resolution and cost-efficient basic HMI
Harmony ST6
Harmony ST6High-resolution and cost-efficient basic HMI Harmony GTU - Universal panel 
Harmony GTU
Harmony GTUUniversal panel Harmony STO and STU - Small panels 
Harmony STO and STU
Harmony STO and STUSmall panels Harmony SCU - HMI controller for small machine and simple process control ( formerly known as Magelis SCU ) 
Harmony SCU
Harmony SCUHMI controller for small machine and simple process control ( formerly known as Magelis SCU ) Harmony GTO - Advanced Optimum panels 
Harmony GTO
Harmony GTOAdvanced Optimum panels Harmony GK - Advanced Touchscreen/Keyboard Panels (formerly known as Magelis GK) 
Harmony GK
Harmony GKAdvanced Touchscreen/Keyboard Panels (formerly known as Magelis GK)
mySchneider app
Access our mobile catalog, 24/7 support as well to expert help and tailored services on the go.
Need help?
Product Selector
Quickly and easily find the right products and accessories for your applications.
Get a Quote
Start your sales inquiry online and en expert will connect with you.
Where to buy?
Easily find the nearest Schneider Electric distributor in your location.
Help Center
Find support resources for all your needs, in one place.