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Accessories/spare parts for surge protection power supply systems

Accessories and spare parts for surge protection power supply systems are critical components for maintaining the reliability and longevity of electrical installations. These items include replacement surge protection modules, remote signaling contact blocks, base elements for pluggable arresters, and backup fuse holders. Technical specification...

Accessories and spare parts for surge protection power supply systems are critical components for maintaining the reliability and longevity of electrical installations. These items include replacement surge protection modules, remote signaling contact blocks, base elements for pluggable arresters, and backup fuse holders. Technical specifications often involve rated voltage (e.g., 230/400 V AC), nominal discharge current (In up to 20 kA), maximum discharge current (Imax up to 40 kA), and protection level (Up). They are designed for DIN rail mounting in distribution boards, with IP20 protection for indoor use. Spare parts ensure that degraded arresters can be swapped without replacing the entire unit, preserving system coordination.

These accessories are deployed in industrial control panels, commercial building distribution boards, and critical infrastructure like data centers and telecommunications shelters. They are essential for Type 1, Type 2, and Type 3 surge protective devices (SPDs) used in main distribution boards (MDBs), sub-distribution boards (SDBs), and final circuits. Sectors include manufacturing, energy, transportation, and healthcare, where equipment uptime is paramount.

Key subcategories include plug-in protection modules (e.g., for Phoenix Contact VALVETRAB, DEHNguard, or OBO Bettermann series), remote signaling contacts (e.g., FLT-SEC-TELE), and base elements with integrated disconnectors. Article codes often follow patterns like "VAL-MS 230/3+1" or "DG S 275" indicating series, voltage, and configuration. Spare modules are typically coded with suffixes like "-FM" for floating contacts or "-AR" for alarm relays.

We offer express worldwide shipping and personalized technical support from our team of electrical engineers. Our portal provides real-time pricing, detailed datasheets, and cross-reference tools to ensure you select the correct spare part for your existing SPD system. We help minimize downtime by stocking critical accessories for major brands.

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Manufacturer Code Reference Catalog Number Description Delivery Price

5SD7468-1

5SD7468-1

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plug connector type 2 L-N requirement class C, Uc 350 V 1-pole for surge arrester 5SD746.

Plug-in module for L/N surge discharger. Cancelations and returns limited. Consult conditions.

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5SD7428-1

5SD7428-1

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plug connector type 2 L-N requirement class C, Uc 350 V 1-pole, narrow design for surge arrester 5SD742...and combination surge arrester 5SD744.

Plug-in module for surge and combined discharger. Cancelations and returns limited. Consult conditions.

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5SD7428-0

5SD7428-0

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plug connector type 2 N-PE requirement class C, Uc 260 V 1-pole, narrow design for surge arrester 5SD742...and combination surge arrester 5SD744.

Plug-in module for surge discharger. Manufactured to order. Non-Cancelable Non-Returnable.

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2908725

VAL-MS 4_V/BE/FM

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Surge protection base element

The base element is equivalent to the type 2 unloader from the VALVETRAB MS product series, integrated 5-pole remote indication output for use with DC fuse for installations.

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2907880

VAL-SEC-T2-380DC-P

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Type 2 surge protection plug

Replacement connector for surge protection device from the VALVETRAB SEC product line for DC power sources.

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2909636

VAL-SEC-T2-N/PE-264/40-P

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Type 2 surge protection plug

Replacement connector for surge arrester from the VALVETRAB SEC product line for the N-PE path.

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SGX02PA300

SGX02PA300

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PLUG-IN CARTRIDGE, FOR SG2...A300/300R TYPES

PLUG IN MODULES TYPE 2 FOR SG2

Plug-in cartridge, for SG2...A300/300R types

 		3 View Availability View Price

2905650

VAL-MS-T1/T2 BE/O

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Type 2 surge protection base element

Base element for type 1/2 unloaders for the VALVETRAB MS T1/T2 product series. Construction: 1 channel

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2905652

VAL-MS-T1/T2 BE/O-FM

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Type 2 surge protection base element

Base element for type 1/2 unloaders for the VALVETRAB MS T1/T2 product series, with remote indication contact. Construction: 1 channel

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2908679

VAL-MS 3+V-BE-FM/10

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Surge protection base element

Base element for surge protection equipment, for 1000V DC isolated DC systems, for rail mounting, 4-pole base element with remote indication contact, to protect two parallel MMP strings/trackers.

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2858328

F-MS 12-UD ST

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Type 2 surge protection plug

Plug-in protection against type 2 surges, with N-PE sum current arc arrester, for base element.

Plug-in protection against type 2 surges, with N-PE sum current arc arrester, for base element.

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2907879

VAL-SEC-T2-220DC-P

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Type 2 surge protection plug

Replacement connector for surge protection device from the VALVETRAB SEC product line for DC power sources.

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2801047

VAL-MS-T1/T2 BE-FM

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Base element

Base element for type 1/2 unloaders for the VALVETRAB MS T1/T2 product series, with remote indication contact. Construction: 1 channel

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SAX02DFK00M2

SAX02DFK00M2

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PLUG-IN CARTRIDGE, FOR SA2DFK00M2 TYPE

Plug-in cartridge, for SA2DFK00M2 type

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SAX02DG600M2

SAX02DG600M2

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PLUG-IN CARTRIDGE, FOR SA2DG600M2/M2R TYPE

PLUG IN MODULES TYPE 2 600VDC

Plug-in cartridge, for SA2DG600M2/M2R type

 		3 View Availability View Price

2858674

VAL-MS/3+1-BE/FM-UD

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Type 2 surge protection base element

Base element for type 2 unloaders from the VALVETRAB MS product series, with remote indication contact. Execution for three-phase power supplies with separate N and PE conduction.

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2907878

VAL-SEC-T2-120DC-P

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Type 2 surge protection plug

Replacement connector for surge protection device from the VALVETRAB SEC product line for DC power sources.

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2907263

FLT-SEC-P-T1-N/PE-440/100-P

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Type 1 surge protection plug

Replacement connectors for lightning current arresters from the FLASHTRAB SEC product line, for the N-PE section.

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2907261

FLT-SEC-H-T1-440/25-P

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Type 1 surge protection plug

Replacement connector for lightning current arresters from the FLASHTRAB SEC HYBRID 440 product series, for the L-N and L-PEN sections.

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2908541

VAL-MS 750/30-UD-ST

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Type 2 surge protection plug

Plug-in surge protection type 2 with varistor for VAL-MS base element, with thermal control, optical fault indication. Execution: 750 V AC

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2858962

VAL-MS 230-UD-ST

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Type 2 surge protection plug

Plug-in type 2 surge protection with high-power varistor for VAL-MS base element, with thermal control, optical fault indication. Execution: 230 V AC

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2907921

PLT-SEC-T3-60-P-UT/PT

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Type 3 surge protection plug

Replacement connector for type 3 surge protection from the PLT-SEC-...-UT/PT product series. Nominal voltage 60 V.

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2907922

PLT-SEC-T3-120-P-UT/PT

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Type 3 surge protection plug

Replacement connector for type 2/3 surge protection from the PLT-SEC-...-UT/PT product series. Nominal voltage 120 V.

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2907923

PLT-SEC-T3-230-P-UT/PT

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Type 3 surge protection plug

Replacement connector for type 2/3 surge protection from the PLT-SEC-...-UT/PT product series. Nominal voltage 230 V.

 		3 View Availability View Price

2910501

FLT-SEC-H MPB-3+1

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Wiring bridge

Wiring bridge for the connection of three FLASHTRAB SEC HYBRID lightning current arresters with an N/PE arc arrester in a 3+1 connection for TN-S-/TT systems. With a 17.5 mm pitch, single-phase, 8-pole, 35 mm² cross-section with stable plastic housing for the protection against accidental contact necessary when used as a neutral conductor bridge.

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1068842

VAL-MS 690 ST

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Type 2 surge protection plug with high-capacity varistor for VAL-MS base element, thermal monitoring, visual fault warning. Design: 690 V AC

Plug-in type 2 surge protection with high-voltage varistor for VAL-MS base element, with thermal control, optical fault indication. Version: 690 V AC

Type 2 surge protection plug with high-capacity varistor for VAL-MS base element, thermal monitoring, visual fault warning. Design: 690 V AC

 		3 View Availability View Price

1104514

TTC-6-FC-UT/50

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Fuse carrier for surge protective devices of the TERMITRAB complete product range with screw connection technology. Multi-level connection on TTC-6 housings possible. For conventional 5x20 mm miniature fuses.

Fuse holders for surge protection devices from the TERMITRAB product line complete with screw connection technology. Possibility of connecting several floors to TTC-6 boxes. For fuses for weak currents 5x20 mm commonly used.

Fuse carrier for surge protective devices of the TERMITRAB complete product range with screw connection technology. Multi-level connection on TTC-6 housings possible. For conventional 5x20 mm miniature fuses.

 		3 View Availability View Price

1050280

VAL-MS 350 VF-RW ST

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Type 2 surge protection plug

Plug-in type 2 surge protection with varistor series connection and gas-filled arc arrester for VAL-MS base element, with thermal control, optical fault indication. Version: 350 V AC with increased lightning current shunt capability.

 		3 View Availability View Price

1052632

VAL-SEC-T2-GDT-400DC-P

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Type 2 surge protection plug

Replacement connector for surge protection device from the VALVETRAB SEC product line for DC power sources. Ground the path for 48 and 120 V DC.

Replacement connectors for VALVETRAB SEC series surge arresters for DC power sources. Protection of the range to earth for 48 and 120 V DC.

 		3 View Availability View Price

2907920

PLT-SEC-T3-24-P-UT/PT

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Type 3 surge protection plug

Replacement connector for type 3 surge protection from the PLT-SEC-...-UT/PT product series. Nominal voltage 24 V.

 		3 View Availability View Price

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