First let me show you where is the Switching Power Supply used in Control Cabinet, which is a real case from jobsite of our customer in Istanbul, Turkey. Let us see the picture as below:

The model of Switching Power Supply for Elevator is ‘HF150W-SDR-24B‘, besides ‘HF150W-SDR-26A‘ is available also (Learn more, please check here), which is part of elevator system, and converts an AC unstable power supply into a stable DC power supply, at the same time it can be used for protection the PCD board in control cabinet of elevator GCIOB 360.QB / GCIOB 360.QC / GCIOB 360.QD / GCIOB 360.QF ID.NR.591640, Motherboard Memory ID.NR.591676, and all electronic components in control cabinet.