The Schneider Electric MTN683901 serves as a critical emergency power supply for KNX bus systems, ensuring uninterrupted operation during power outages. This unit integrates with an external lead-gel battery to maintain system functionality. The MTN683901 is designed to keep the connected KNX bus powered and the external battery charged via its internal charging electronics.

Technical details

• Series: KNX Emergency Power Supply
• System Protocol: KNX
• External Battery Voltage: DC 12V (lead-gel type recommended)
• Functionality: Provides emergency power to KNX bus
• Charging Capability: Integrated charging electronics for external battery
• Power Output: Designed to maintain KNX bus voltage during power failure (specific output wattage not specified, consult datasheet)
• Input Voltage: Operates from mains power to charge battery and power KNX bus (specific input voltage range not specified, consult datasheet)
• Mounting: DIN rail mountable (form factor inferred from typical KNX power supply design, verify with datasheet)

Applications & compatibility

This emergency power supply is essential for any KNX building automation system where continuous operation is critical. It is commonly deployed in commercial buildings, industrial facilities, and residential complexes utilizing KNX for lighting control, HVAC management, security systems, and other intelligent building functions. The MTN683901 ensures that essential KNX communication remains active even when primary power sources fail.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric MTN683901 or contact our technical team for cross-reference assistance with compatible KNX components.