The S-series is characterized by a stainless steel construction for additional strength, a symmetrical housing for easier installation. As one of the slimmest and smallest door openers on the market, this unit is suitable for PVC doors and multiple locking systems. The S Series is available in several configurations. The MOV (metal oxide varistor), which is installed in all S-series door openers, protects your system from current spikes that can cause damage to electronic control devices.This text is machine translated.
