Surge Protection Devices (417 items)

Protective plug PT with HF protective circuit for 4 signal wires. Nominal voltage: 5 V DC

Rail-mountable surge arrester for higher signal voltages. Protective circuit free of leakage current for two floating signals.Nominal voltage: 230 V AC

Surge protection in one-piece 6.2 mm wide DIN rail module for four floating signal wires.

Surge arrester for 3-conductor power supply systems (L1, N, PE), consisting of a base element with remote indication contact and protective connectors, for mounting on NS 35.

Surge arrester for 3-conductor power supply systems (L1, N, PE), consisting of a base element with remote indication contact and protective connectors, for mounting on NS 35.

Attachment plug with surge protection for V.24 interface. Connection: D-SUB-9 plug/socket, installation in lines

Attachment plug with surge protection for two SHDSL telecommunications interfaces (ports). Connection: RJ45 (RJ12/RJ11) and plug-in screw terminal block (COMBICON). Alternatively, can be snapped on...

Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module for three signal wires with common reference potential. For HF applicati...

Replacement plug for PV arrester combinations from the VAL-MS-T1/T2 600DC-PV-... product range

Lightning/surge arrester for 2-pos. isolated 600 V DC voltage systems, for DIN rail mounting, 3-pos. base element with remote indication contact, three plug-in temperature-monitored protective elem...

Lightning/surge arrester for 2-pos. isolated 600 V DC voltage systems, for DIN rail mounting, 3-pos. base element, three plug-in temperature-monitored protective elements, status message on each plug.

Attachment plug with replaceable surge protection for coaxial signal interfaces. Connection: N connector socket/socket

Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module for four signal wires with common reference potential. Indirect groundin...

Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module, for one 2-wire floating signal circuit, HART-compatible.