RJ45 Surge Protector for CAT5/CAT6 Ethernet Surge Protection

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Quick Details
Place of Origin:
Jiangsu, China (Mainland)
Brand Name:
Model Number:
RJ45 surge protector
Max transfer speed:
Nominal voltage Un:
Max. continuous operating voltage Uc:
3kA (8/30us waveform)
5kA (8/30us waveform)
≤15V (1.2/50us waveform)
Protective circuit: line
Insertion loss (100M):
Less than 0.5 dB
Protection grade:
Supply Ability
Supply Ability:
5000 Unit/Units per Month for RJ45 Surge Protector
Packaging & Delivery
Packaging Details
Usually one in a box, boxes in cartons for RJ45 Surge Protector for CAT5/CAT6 Ethernet Surge Protection. But if you have special requirements, we can try our best to achieve it. Trust me and we believe in that we can cooperate well with you in the near future. So we are looking forward
to your early inquiry.


Product Description

 NKP-TEL-5C series is designed according to IEC standards and relevant national standards.NKP-TEL-5C is signal surge surge protective devices(SPDs) used to protect Ethernet 100Base-Y/TX. LAN and 10 Base-T(IEEE802.5) from damage for inductive thunderbolt electric wave ,surge and interference.


What's the main functions of the CAT5/CAT6 Network RJ45 Surge Protector ?  

  • It is applied to discharge .clamping .voltage stability principle. to achieve an efficient and reliable anti-shock feature high- voltage pulse and accurate clamping voltage.
  • With advantage of low-volume design. Excellent transmission performance . fast response. Low insertion loss.
  • It is designed with advantage of large intake capacity and long lifetime.
  • Wiring installation is convenient and maintenance is simple.
  • It is suitable for lightning and surge protection of network servers, routers, network switches,HUB, computer networks,100M Ethernet IP phones and other devices in the network information terminal line.


Model No.


Electrical Characteristics

The typical model applies

ETHERNET 10/100baseT

Networks cable

CAT-5 ,CAT-5e

Nominal voltage (Un)


Max. continuous operating voltage (Uc)


Normal discharging current (In) [8/20μs]


Max. discharging current(Imax) [8/20μs]


Voltage protection level (Up)

≤15V (1.2/50μs)

Protective circuit line

Response time

10-12s ns

Insertion loss (100M)

Less than 0.5 dB

Maximum transmission rate


I/O interface

Standard interface RJ45

Environmental Characteristics

Operation Temperature

-40 ° C ~+80°C

Storage Temperature Range

-40 ° C ~ +80°C

Relative Humidity

5 ~ 95% non-condensing

Operating Elevation (ft.)


Operating Elevation (m)


Physical Characteristics

Coverage Material

aluminum alloy

Coverage Color




Protection grade


Test grade

GB18802.1/IEC61643-1 standards


How to install the  CAT5/CAT6 Network RJ45 Surge Protector ?

  1. The network surge protective device is installed between the RJ45 interface signal channels which is at the junction of LPZ1 area and LPZ3 area and the protected device, the output end will connect the protected equipment.
  2. Liglhtningproof grounding should be consistent with lightning protection regulatory equipments,
  3. Grounding wire should be as thick and short as possible, resistance should be less than 10.The grounding ling: BVR≥2.5 mm2 .




Packaging & Shipping

Package details: Poly bag with box packing,one in a box, boxes in cartons for RJ45 Surge Protector for CAT5/CAT6 Ethernet Surge Protection. But if you have special requirements we can make adjustment according to customers' order requirements.


Delivery details: 7-20 work days for RJ45 Surge Protector for CAT5/CAT6 Ethernet Surge Protection after order. confirmed.


Our Services
  • Welcome to visit our place: 86 kilometers Alongside the National Highway 312, Suzhou Industrial Park, Suzhou, Jiangsu, P.R.C;
  • Prompt response: Any inquiries will be replied within 24 hours;
  • Professional manufacturer;
  • OEM/ODM available;
  • After-sale Service:

             1).  All products will be strictly Quality Checked in house before packing;

             2).  All products will be well packed before shipping.

             3).  All products have warranty.

  • Standard packaging, and you can also tell us your own requirements on packaging;
  • Faster delivery: specialized and professional production lines ensure a fater delivery.
  • Shipping: We have strong cooperation with DHL,Fedex,UPS, TNT, SF EXPRESS etc. And you can also choose your own shipping forwarder.


Company Information


Founded in 1998, Suzhou Industrial Park Kejia Automation Co., Ltd. (Abbr. as KEJIA), designs, manufactures and markets a professional feature-rich line of affordable high-quality power and network systems, including surge protections, power distributions and signal conversions. While providing our customers with superior service and new technologies, KEJIA promotes innovation, quality and green during all aspects of business.

  • Safe: protect your valuable devices, your priceless data, your business
  • Reliable: adopt qualified components, advanced technologies, sever inspections
  • Green: save energy, no pollution, easy connection to new energies

 Production Lines



With nearly 20 years experiences in providing surge protection solutions, we mainly have three production lines:

1.  Power Distribution Units(PDUs): KEJIA’s array of power distribution units(PDUs) ranging from basic PDUs to outlet level switched PDUs, ensures a reliable power distribution, local or remote monitoring on power factors, and remote control on PDU level or outlet level via Ethernet. And custom options are available, to meet the unique needs of each application. 


2.  Surge Protection Devices(SPDs): KEJIA offers a broad range of surge protection devices(SPDs), including SPDs for AC power systems, DC power systems, and data-line systems. Especially SPDs for photovoltaic solar panel systems, and LED surge protection devices for street lights surge protection are quite welcomed in American & Indian markets. All products are IEC tested.


3.  Signal Converters: In the measurement and control systems, KEJIA offers a full range of signal converters, sampling on current/voltage/temp./frequency/power/phase angle etc., which are widely adopted in the fields of mechanism, electricity, telecom, oil and chemical industry, steel industry, wastewater treatment, construction projects, etc. to enhance the adaptability of systems and reliability of local environments.


Notes: pls check our webs for more product details, or contact us directly, we'll reply you ASAP.






 Why to choose us?

KEJIA Automation professional staff, considerate and satisfying service


Our principle is “consider and concern for clients

“We are specialized in the field of lightning protection, with a pro R&D team, developing the market-oriented items and providing technical support at any time”


High product quality, 99.9% customer satisfaction

“Customers’ high satisfaction with our product and service is fully indicated by the quite low customer turnover and seasonal customer satisfaction survey. We deeply believe your each cooperation with us will impress you”


Most standard items could be delivered at the day order is confirmed

“96% of our standard items have inventory, convenient transportation and advanced shipping procedure ensure products to be delivered to you at its earliest”


All our products are developed and designed by our R&D team

“Our professional developing and manufacturing technologies ensure us to better meet clients’ unique requirements”


We manufacture what you need

“We pay full attention to clients’ demands, aiming to provide you the most useful and practical products”


One-stop provider for lightning protection solution

“As long as your telling us detailed requirements on protected system, we’ll help recommend suitable products, show you prospect image, guide your installation after purchasing”





Q1: How's your experiences in the fields of surge protection?

A: Dear users, we are founded in 1998, with experiences for nearly 20 years, mainly applied in the fields of electricity, electronics, telecommunication, mining, petrochemicals, railway, highway, finance, security etc.


Q2: Do you support OEM or ODM?

A: Dear users, yes, we support OEM & ODM.


Q3: How's your oversea markets?

A: Dear users, our products are popularly welcomed among Europe, America, Asia and certain countries in Africa, and we are very glad to have you as our partners.


Q4. Do your SPDs/PDUs/signal converters have warranty?

A: Dear users, yes, generally all our products are 2-year warranted. If you have special needs, we could pre-long warranty period accordingly.

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