5120 Power Entry Modules with Line Filter Schurter 5120 Power Entry Modules with Line Filter are available in three panel-mount options with high-performance filters that offer optimal shielding due to completely closed filter cases. These compact modules utilize a metal flange for optimal shielding and a V-Lock cord retention safeguard, which prevents a power cable from being inadvertently pulled out of equipment. Other features include appliance inlet protection Class I or II and a line filter in standard and medical versions. The 5120 series is suitable for assembly in metal-plated plastic housings, equipment according to IEC/Ul 60950, and medical equipment according to IEC/UL 60601-1. Schurter 5120 Power Entry Modules are designed for use in standard and medical applications as well as hot appliances.