Surge Suppressor Units (217 items)

Surge protective device, two channel with remote indicator contact for 120/240 V split phase AC, 3-wire.

Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with separate N and PE (3-conductor system: L1, N, PE).

Surge protection plug with integrated multi-stage status indicator on the module for five signal wires. For HF applications. Nominal voltage: 12 V DC

Suppressor Type = Protective Plug Maximum Voltage Rating = 6 V dc Mounting Type = Base Mount Maximum Surge Current = 10kA Series = PT-IQ-5-HF

Lightning/surge arrester for 2-pos. isolated 1000 V DC voltage systems, for DIN rail mounting, 3-pos. base element, three plug-in temperature-monitored protective elements, status message on each p...

Surge protective device, three channel with remote indicator contact for 480 V AC DELTA.

Surge arrester for 2-pos. isolated 1000 V DC voltage systems, for DIN rail mounting, 3-pos. base element, three plug-in temperature-monitored protective elements, status message on each plug.

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.

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

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.

Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module, for two 2-wire floating signal circuits. Indirect grounding via gas-fil...

Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module for two 2-wire floating signal circuits. Indirect grounding via gas-fill...

Protective connector PT with protective circuit for a 4-wire floating signal circuit. Nominal voltage: 24 V AC

Two-level surge protection for three or four signals of floating signal circuits in screw-on module with IP67 protection for sensor heads, connection M20 x 1.5. Tested according to the protection t...