production in Germany, certified according to ISO 9001
• modern design
• fully compatible to all KNX/EIB devices

• KNX power supply with integrated choke
• Mains voltage 230VAC
• Short-circuit-proof
• LED indicator for bus reset, normal operation
  and bus overload
• Button for bus reset on top
• choke free output (STV-640.01 only)
• Modular installation device for DIN 35mm rails
• Integrated bus coupling unit