KNX Power Supply Units for Smart Home Systems

KNX power supply

Specifiation:

Continuous short circuit current: <1.6A
Protection class: IP20 EN60529
Rated current (total output): 640mA,short circuit protection
Input voltoge: 180-264VAC,50-60HZ
KNX nominal voltoge: 30VDC+1/-2V,SELV,red and black terminals
Auxiliary output voltoge: 30VDC+1/-2V (integrated choke), SELVyellow-grey terminals
Buit-in choke to isolate the power supply from the bus
Operation/Instruction
Green LED indicotes nomal output
Red LED reset bus
Yellow LED indicotes overood or short cicuit (Iblmax)
CE standord/KNX certifcation
Complies with EMC and low voltage standards

Our DIN rail power supply KNX series is engineered for maximum reliability in smart building infrastructures. As a leading power module KNX China supplier, we ensure every unit meets strict safety standards, providing consistent 30V DC power to all bus devices.

As a professional smart home supplier/manufacturer, we support OEM/ODM custom solutions and WiFi device compatibility for seamless smart home integration and efficient energy management.

Frequently Asked Questions from Clients Interested in Smart Home Solutions

What is the primary function of a KNX power supply?

It provides the 30V DC bus voltage required for communication between KNX devices. As a KNX power supply manufacturer, we ensure our units include an integrated choke to separate power and data signals on the bus.

Does this unit support the standard DIN rail installation?

Yes, our DIN rail power supply KNX is designed to fit standard distribution boxes, making it easy for system integrators to install and maintain in any electrical cabinet.

How many devices can a 640mA KNX power supply support?

A KNX power supply 640mA unit can typically support up to 64 devices, depending on the individual power consumption of each bus participant.

Is your power module compatible with other brands’ KNX devices?

Absolutely. As a certified KNX transformer supplier, our products are fully compatible with all standard KNX devices, regardless of the manufacturer, following the global KNX standard.

What safety certifications do your power modules carry?

Our power module KNX China series undergoes rigorous testing and is CE certified, ensuring high reliability and safety for long-term operation in smart homes and commercial buildings.