Electronic relay 2 x 2UM / Viessmann 5552 / track H0 2 independent bistable relays, each with 2 changeover contacts. The relays do not have a limit switch, but can still be controlled with continuous current. Control by positive switching pulses or Continuous current or alternating voltage. For controlling light and wing signals, barriers, automatic block and train changing systems, etc. Current consumption: 2 x 14 mA. Contact load capacity per changeover contact: 2 A. Item comes without original packaging but is new with description.