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Antenna RF Surge Arrester TNC Connector 0-3GHz 50Ohm 90V/250V for Coaxial Cable Lightning Protection

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Introducing the Antenna RF Surge Arrester TNC Connector 0-3GHz 50Ohm 90V/250V for Coaxial Cable Lightning Protection from Telebahn – the ultimate solution for protecting your equipment from lightning strikes. This compact yet powerful device is designed to intercept any electrical surges that can damage your equipment, ensuring the longevity and safety of your cherished devices.

Designed with a regularity is 0-3GHz and 50Ohm impedance, offers the perfect stability between signal integrity and lightning protection. Additionally comes with a TNC connector that will be the decision is ideal outdoor applications due to its high resistance to corrosion and dampness.

Capable of withstanding up to 90V DC and AC that is 250V shielding your equipment from the many violent electrical surges. It's also compatible with a multitude of coaxial cables, rendering it a choice is versatile any setup. With its small and design that is lightweight it may be easily integrated into your existing setup with no hassle.

Installing is just a breeze: merely connect it inline in the middle of your antenna as well as your gear, and also you're ready to go. Its solid construction ensures that it will last for decades in the future, providing protection is dependable lightning strikes and other electric surges.

What really sets apart is its performance. Designed with state-of-the-art rise protection technology, it gives security is exceptional lightning strikes as well as other electric surges. The product will certainly wow whether you're an expert installer or perhaps a DIY enthusiasts.

It's time to take your equipment's safety seriously. Invest in the Telebahn Antenna RF Surge Arrester TNC Connector 0-3GHz 50Ohm 90V/250V for Coaxial Cable Lightning Protection today and enjoy peace of mind knowing that your cherished devices are fully protected from lightning strikes and other electrical surges. Don't let a lightning strike damage your equipment – choose Telebahn and protect your investment.


Product Description



For installation at LPZ 0B-1 or higher, protecting 50Ohm coaxial cable system, applied in coaxial system, cell sites and antenna system. This product is designed in accordance with IEC 61643.21/EN 61643-21/GB 18802.21.

Highlight Features

With exchangeable integrated gas discharge tube.

•High discharge capacity, low voltage protection level.

Wide frequency range, high performance transmission.

Metallic housing TNC (M-F) connection, easy for installation.


BS G TNC is applied in various feed system, and so on.

Application environment

Temperature: -40°C ~ +80°C  

Relative humidity:  ≤ 95% (25°C)

Technical data



(Replacement gas discharge tube)

Rated voltage (max. continuous d.c. voltage) [Uc] 

90V /  250V

Nominal current [ IL ]


Lightning impulse current (10/350)  [ Iimp ]


Nominal discharge current (8/20)  [ In ]


Max. nominal discharge current (8/20)  [ Imax ]


Voltage protection level at In  [ Up ]


Transmission frequency [ fG ]


Max. output power  [ P ]


Insertion loss [ aE ]


Return loss [ aR ]


Characteristic impedance  [ Z ]


Connection input/output

TNC (M-F) socket/plug

Operating temperature range [ Tu ]


Earthing via

Outgoing connecting port


Ø20 x 54 (mm)

Test standards

IEC 61643-21; EN 61643-21; GB 18802.21


CE (LVD/EMC), Rohs

Ordering information




680 013

Packing unit



2 Image_BS G TNC.jpgCircuit_BS G TNC.jpg

Installation Diagram

 BS G TNC.png 


Q1: Are you a factory or a trade company?

A: We are the factory of surge protective devices and we have been doing this for over 30 years.

Q2: Where are your products distributed?

A: Our products are distributed all over the world, Main market are Europe, North America, the United Arab Emirates, Africa and so on.

Q3: Can I have a sample?

A: Yes, but according to our company's policy, we provided free samples, while you should pay the freight fee; the sample can be delivered by TNT/DHL/UPS/FEDEX.

Q4: Which port is the nearest from you?

A: Guangzhou port or Shenzhen Port or Hong Kong port or Zhuhai Port.

Q5: What's your lead time?

A: Sample lead time: 3~5 working days.

Mass production: usually 10~30days.

For big orders, honestly, it depends on the order quantity and designs.

Q6: When can I get the price?

A: We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry as priority.

Q7: Can you do the design for us?

A: Yes, we have a professional team having rich experience in molding design, electrical system developing and manufacturing. Please just tell us your ideas and we will help you to carry out your ideas into a perfect artwork. You can pay for the molding fee and own the mold by yourself or we can cooperate on the molding.

Q8: OEM & ODM are accepted or not?

A: OEM&ODM are welcome.

Q9: Who are we?

A:We are based in Guangdong, China, start from 2016,sell to Domestic Market(38.00%), North America(23.00%),Eastern Europe(15.00%),Southeast Asia(8.00%),South America(6.00%),Central America(2.00%),NorthernEurope(2.00%),SouthAsia(2.00%),Africa(00.00%),Eastern Asia(00.00%),Western Europe(00.00%),Southern Europe(00.00%). There are total about 11-50 people in our office.

Q10: How can we guarantee quality?

A: Always a pre-production sample before mass production.

Always final Inspection before shipment.

Q11: What can you buy from us?

A: Surge Protective Devices, Lightning Protector.

Q12: Why should you buy from us not from other suppliers?

A: Zhuhai Telehof Electrics Company Limited is a British-owned company, mainly engaged in research, manufacturing and sales of Surge Protective Devices.