CE Marking Dataline and DC Signal Surge Suppressors

Last Updated: April 1, 2025

Description

CE Marking Dataline and DC Signal Surge Suppressors are devices designed to protect communication and DC power systems from voltage surges. These suppressors are crucial in safeguarding sensitive equipment by preventing damage from unexpected high voltage events, such as lightning strikes or electrical faults.

Working Principle

Dataline and DC Signal Surge Suppressors operate by diverting excess voltage away from the protected lines, thereby preventing it from reaching and damaging connected equipment. They are typically designed to handle lower voltage signals compared to AC power systems but must be robust enough to withstand high voltage surges. The suppressors often use technologies such as gas tubes to protect multiple signal lines simultaneously, ensuring comprehensive protection for communication systems .

Applications

These surge suppressors are commonly used in communication systems and DC power applications. For example, they are essential in telecommunications infrastructure where multiple communication lines need protection from voltage surges. They are also used in data centers to protect servers and networking equipment from electrical surges that could lead to data loss or hardware damage.

Advantages over other Dataline and DC Signal Surge Suppressors

One of the key advantages of these suppressors is their ability to protect multiple signal lines simultaneously, which is particularly beneficial in complex communication networks. The use of gas tube technology allows for effective protection against high voltage surges, making them a reliable choice for safeguarding sensitive equipment .

Limitations

A potential limitation of these surge suppressors is the need to match the product's specifications with the specific requirements of the application. For instance, the maximum surge current capacity must be sufficient to handle the predicted overcurrents in the system. Additionally, the number of protected lines must align with the needs of the communication network to ensure comprehensive protection .

Considerations

When selecting a dataline and DC signal surge suppressor, several factors should be considered. Initial costs can vary depending on the complexity and capacity of the suppressor. Operating expenses are generally low, but regular maintenance is necessary to ensure continued effectiveness. Durability is a critical factor, as these devices must withstand repeated surges over time. Accuracy in diverting excess voltage is essential to prevent any damage to connected equipment. Replacement and maintenance costs should also be factored into the overall cost of ownership, as these devices may need periodic inspection and potential replacement after significant surge events.

23 Results
Type 7P.23.9 - Surge Protection Device (SPD) -- 7P2390000015
from Finder S.p.A. con unico socio

Type 7P.23.9 surge arresters, SPD Type 2 (3 varistors) for photovoltaic systems. 1020 V DC. Protects devices and equipment from direct and/or induced overvoltages. Replaceable modules. Available with remote contact for signaling the status of the varistor. Features include: Visual indicator of the... [See More]

  • Standards: CE Marking; CE-2, EAC-1, Servimeters-Logo, ukca, VDE
Type 7P.62 - surge arrester (SPD) -- 7P6290090485
from Finder S.p.A. con unico socio

Type 7P.62 surge arrester, SPD Type 2 + 3 for the protection of 2-wire telecommunication signals and data lines. Suitable for the protection of the RS485 data line of inverters, telecommunication lines and Bus lines, PLCs, energy meters. Features include: Suitable for the protection of data lines... [See More]

  • Standards: CE Marking; CE-2, Servimeters-Logo, ukca
Type 7P.68 - Surge Protection Device (SPD) -- 7P6890600600
from Finder S.p.A. con unico socio

Type 7P.68 surge arresters, Ethernet data line Cat. 6 – 60 V. Shielded RJ45 connectors. Features include: Suitable for Ethernet lines with Cat 6 cabling, PoE (Power over Ethernet), and power lines data transmission up to 250 MHz. Protection for all pairs of conductors with D437attenuation. [See More]

  • Standards: CE Marking; CE-2, Servimeters-Logo, ukca
D60301R Series -- D60301-001R
from ASCO Power Technologies

Data and I/O are often overlooked as sources of problems for automation processes. Many times damaging transient can come in through the "back door" and disrupt a control system or damage a critical sensor because most industrial control hardware does not come with transient protection, it has to be... [See More]

  • Standards: CE Marking; IEC; UL; UL497B
  • Technology: Gas Tubes; Hybrid; Tanzorbs, Inductors, and Resistors
  • Application: Data Acquisition; Network Applications
  • Mounting: DIN Rail
100BASET RS422/423/485 Surge Protector 7.5VDCCV Pulse CUR132A 2WR -- SP601A
from Black Box

Protection for RS-422/423/485 and 10BASE-T. Low shunt capacitance to reduce signal loss. State-of-the-art avalanche diode technology. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 7.5
Data Surge Protector SPD ALPU Outdoor 10/100 Base-T Ethernet/60V PoE Shielded RJ45 SASD CE Compliant, Metal Enclosure -- 1101-933
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) 1101-933 from Transtector is an outdoor style SPD that utilizes state of the art SASD technology to protect critical equipment in 10/100 Base-T Ethernet/60V PoE protocol data networks, while remaining transparent to data throughput. [See More]

  • Standards: CE Marking; RoHS; Hazardous Locations
  • Technology: Silicon Avalanche Diode
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Wall/Panel
Surge Protector -- WSP150
from Vaisala

Compact transient overvoltage suppressor for outdoor use. Vaisala Surge Protector WSP150 is a compact transient overvoltage suppressor designed for outdoor use. It can be used with all Vaisala wind and weather instruments. Features   • Superior, three-stage transient surge protection... [See More]

  • Standards: CE Marking; IEEE
  • Mounting: Wall/Panel
  • Application: Data Acquisition; Network Applications
  • Surge Current: 10000
Twisted Pair Lightning Surge Protector Modules -- IX-10DC24-IG
from PolyPhaser Corporation

Twisted Pair Lightning Surge Protector Modules, 10 Pair 24Vdc, Isolated DC Ground, UL 497B. PolyPhaser IX-10DC24-IG data line lightning surge protector (also known as lightning surge arrestor or suppressor) modules is in-stock and will ship same day as purchased. Our twisted pair lightning surge... [See More]

  • Standards: UL 497B Rating; CE Marking; UL
  • Mounting: PCB; Pole Mount Kit
  • Application: Enterprise Networks, Point to Point Radios, PoE Equipment, Telco Backhaul, Internet Service Providers
  • Connection: Screw Down Terminals
10BASET RS422/423 Surge Protector 7.5VDCCV CUR132A TermStrip 6WR -- SP605A
from Black Box

Protection for RS-422/423/485 and 10BASE-T. Low shunt capacitance to reduce signal loss. State-of-the-art avalanche diode technology. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 7.5
Data Surge Protector SPD ALPU Outdoor Gigabit Ethernet Shielded RJ45 SASD CE Compliant, IEC60950-1, ATEX, IECEx, UL -- 1101-935
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) 1101-935 from Transtector is an outdoor style SPD that utilizes state of the art SASD technology to protect critical equipment in Gigabit Ethernet protocol data networks, while remaining transparent to data throughput. This surge... [See More]

  • Standards: CE Marking; IEC; UL; RoHS; Hazardous Locations
  • Technology: Silicon Avalanche Diode
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Wall/Panel; Pole
Surge Protector -- WSP152
from Vaisala

Especially designed to protect the USB connection of a PC connected to the Vaisala Weather Transmitter WXT520 or the Vaisala WINDCAP ® Ultrasonic Wind Sensor WMT52. Key Benefits.   • Excellent protection     • Excellent three-stage, transient surge protection. [See More]

  • Standards: CE Marking; IEEE
  • Mounting: Wall/Panel
  • Application: Data Acquisition; Network Applications
  • Connection: USB
10BASET RS422/423 Surge Protector 7.5VDCCV CUR132A TermStrip 8WR -- SP607A
from Black Box

Protection for RS-422/423/485 and 10BASE-T. Low shunt capacitance to reduce signal loss. State-of-the-art avalanche diode technology. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 7.5
Data Surge Protector SPD ALPU Outdoor Gigabit Ethernet/PoE+ Shielded RJ45 GDT CE Compliant, EN/IEC 60950-1, UL 497B -- ALPU-L130
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) ALPU-L130 from Transtector is an outdoor style SPD that utilizes state of the art GDT technology to protect critical equipment in Gigabit Ethernet/PoE+ protocol data networks while remaining transparent to data throughput. This surge... [See More]

  • Standards: UL 497B Rating; CE Marking; IEC; UL; RoHS
  • Technology: Gas Tubes
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Wall/Panel; Pole
DSL Surge Protector 40Mbps 240VdcCV Pulse CUR75A RJ11 6Wire -- SP070A
from Black Box

The BLACK BOX DSL Surge Protector guards your sensitive 6-wire RJ-11 DSL data lines against lightning-induced surges, AC power interference, electrostatic discharge (ESD), and ground loop energies. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 240
Data Surge Protector SPD ALPU Outdoor Gigabit Ethernet/PoE+ Shielded RJ45 GDT CE Compliant, EN/IEC 60950-1, UL 497B -- DPR-B120
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) DPR-B120 from Transtector is an indoor style SPD that utilizes state of the art GDT technology to protect critical equipment in Gigabit Ethernet PoE protocol data networks while remaining transparent to data throughput. This surge... [See More]

  • Standards: UL 497B Rating; CE Marking; IEC; UL; RoHS
  • Technology: Gas Tubes
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Wall/Panel; DIN Rail; Rack
PoE Surge Protector Mode A 100BASET 60VdcCV Pulse CUR50A RJ45 8WR -- SP076A
from Black Box

Provides 60 volts of clamping protection with a response time of less than 5 ms. Equipped with advanced avalanche diode and thyristor technology. Features low shunt capacitance ( 75 pF) to reduce signal loss. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 60
  • Connection: RJ41, RJ45 or RJ48 Data Jacks
Data Surge Protector SPD ALPU Outdoor Gigabit Ethernet/PoE+ Shielded RJ45 SASD CE Compliant, IEC60950-1, ATEX, IECEx, UL, Smartline Kit -- 1101-971
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) 1101-971 from Transtector is an outdoor style SPD that utilizes state of the art SASD technology to protect critical equipment in Gigabit Ethernet/PoE+ protocol data networks while remaining transparent to data throughput. This surge... [See More]

  • Standards: CE Marking; IEC; UL; ATEX, Hazardous Locations
  • Technology: Silicon Avalanche Diode
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Wall/Panel; Pole
Quick Connect Surge Protector RS232/Token Ring 4-Wire -- SP602A
from Black Box

Protection for RS-232 and Token Ring. Low shunt capacitance to reduce signal loss. State-of-the-art avalanche diode technology. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 18
Data Surge Protector SPD ALPU Outdoor Gigabit Ethernet/PoE++ Shielded RJ45 SASD CE Compliant, IEC60950-1, ATEX, IECEx, UL -- 1101-959
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) 1101-959 from Transtector is an outdoor style SPD that utilizes state of the art SASD technology to protect critical equipment in Gigabit Ethernet/PoE++ protocol data networks while remaining transparent to data throughput. This surge... [See More]

  • Standards: CE Marking; IEC; UL; RoHS; ETL 60950-1
  • Technology: Silicon Avalanche Diode
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Wall/Panel; Pole
Quick Connect Surge Protector RS232/Token Ring 8-Wire -- SP606A
from Black Box

Protection for RS-232 and Token Ring. Low shunt capacitance to reduce signal loss. State-of-the-art avalanche diode technology. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 18
Data Surge Protector SPD ALPU Outdoor Gigabit Ethernet/PoE++ Shielded RJ45 SASD, GDT CE Compliant, EN/IEC 60950-1, UL 497B -- ALPU-F140
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) ALPU-F140 from Transtector is an outdoor style SPD that utilizes state of the art SASD/GDT technology to protect critical equipment in Gigabit Ethernet/PoE++ protocol data networks while remaining transparent to data throughput. This... [See More]

  • Standards: UL 497B Rating; CE Marking; IEC; UL; RoHS
  • Technology: Silicon Avalanche Diode; Gas Tubes
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Wall/Panel; Pole
Quick-Connect Surge Protector RS-232 /Token Ring 32-Wire -- SP610A
from Black Box

Protection for RS-232 and Token Ring. Low shunt capacitance to reduce signal loss. State-of-the-art avalanche diode technology. [See More]

  • Standards: CE Marking
  • Clamping Voltage: 18
Data Surge Protector SPD CPX Indoor Gigabit Ethernet/PoE+ Shielded RJ45 SASD, MOV, GDT CE Compliant, UL 497B -- 1000-1117
from Transtector Systems, Inc.

Data surge protector (also known as SPD or lightning protector) 1000-1117 from Transtector is an indoor style SPD that utilizes state of the art SASD/MOV/GDT technology to protect critical equipment in Gigabit Ethernet/PoE+ protocol data networks while remaining transparent to data throughput. This... [See More]

  • Standards: UL 497B Rating; CE Marking; UL; RoHS; Hazardous Locations
  • Technology: Metal Oxide Varistor; Silicon Avalanche Diode; Gas Tubes
  • Application: Network Applications; Telecom. Applications; Computer Rooms; Control Lines and Sense Loops, Oil & Gas
  • Mounting: Protection Module Bay