N Type Lightning Arrestor 0 to 6 GHz
4.7Editor score
Wideband DC to 6 GHz performance
N-Male to N-Female connectors
Low insertion loss for signal integrity
In this guide
Protecting your valuable radio equipment from lightning strikes is essential for any serious operator. A quality antenna lightning arrestor diverts dangerous surges to ground before they reach your expensive transceivers and amplifiers.
We compared ten top-rated models based on construction quality, impedance matching, and surge capacity. Each unit was evaluated for compatibility with common connector types and performance across various frequency ranges to ensure reliable protection.
Each pick below shows key specs, real user ratings, and specific use cases. Note that prices and availability change frequently, so verify current details before purchasing to ensure you get the best value for your setup.
Top 3 Picks for Best Antenna Lightning Arrestor
RAIGEN Lightning Arrestor for N-Type
4.8Editor score
Professional outdoor deployment rated
Replaceable 90V gas discharge tube
Compatible with IoT and cell boosters
Diamond Antenna SP3000 Lightning Arrester
4.8Editor score
200W power handling capacity
DC to 3000 MHz frequency range
High impulse wave discharge rating
Top 10 Best Antenna Lightning Arrestor in 2026 Compared
The following table provides a side-by-side comparison of all ten products analyzed in this guide. Review the specs to find the model that best matches your connector type and protection needs.
ProductsSpecificationsEditor scorePrice
Best Budget
Proxicast ProGrade 230V UHF
SO-239 Female Connectors
230V Gas Discharge Tube
Bi-directional Protection
50 Ohm Impedance
4.6Editor score
Editor's Choice
Diamond Antenna SP1000
Replaceable Surge Element
0.3 dB Insertion Loss
6000 Amps Impulse
Weather-resistant Construction
4.6Editor score
Best Premium
Proxicast ProGrade N-Male/Female
DC to 6 GHz Range
Panel Mountable Design
230V Gas Discharge
50 Ohm Impedance
4.4Editor score
N Type Lightning Arrestor 0 to 6 GHz
N-Male to N-Female
Low Insertion Loss
Replaceable Gas Tube
DC Pass-Through
4.7Editor score
XRDS-RF UHF Lightning Arrestor
PL-259 Female Connectors
Less than 0.4dB Loss
VSWR less than 1.2
Brass Nickel Plated
4.6Editor score
Coaxial Lightning Arrester UHF
SO-239 Connectors
Brass Nickel Plated Body
PTFE Insulation Material
Wide Bandwidth
4.6Editor score
Workman A28 Lightning ARRESTOR
PL-259 Male/Female Ends
Ground Screw on Side
For CB and Ham Use
Simple Surge Diversion
4.5Editor score
RAIGEN Lightning Arrestor for N-Type
N-Male to N-Female
Ground Lug Included
Heavy-Duty Brass Body
0 to 6 GHz
4.8Editor score
Proxicast ProGrade 75 Ohm F-Type
F-Male/Female Connectors
75 Ohm Impedance
RG6 RG59 Compatible
230V Gas Tube
4.5Editor score
Diamond Antenna SP3000
N-Type Female/Female
200W Power Handling
DC to 3000MHz
1000V Impulse Discharge
4.8Editor score
1. Proxicast ProGrade 230V UHF – Best for CB and Ham Radio
Proxicast ProGrade 230V UHF
SO-239 Female Connectors
50 Ohm Impedance
230V Gas Discharge
Bi-directional Protection
The Proxicast ProGrade 230V Coaxial Lightning Arrester is designed specifically for VHF, UHF, two-way, amateur, and CB radios. It features two UHF female SO-239 connectors and provides bi-directional protection with a very low RF insertion loss. This unit is rated for outdoor use and connects directly to your antenna signal feedline and earth ground.
Pros
- Low RF insertion loss
- Suitable for outdoor use
- Multi-strike capability
- Easy inline installation
- DC pass-through support
Cons
- Requires separate ground wire
- SO-239 not for all setups
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Its 230V gas discharge tube shunts damaging surges, transients, and lightning energy to ground with multi-strike capability. The 50 Ohm impedance ensures signal integrity is maintained while offering a DC pass-through feature. Construction is high quality to withstand the elements and protect your expensive radio gear from voltage spikes.
While it offers excellent protection and low signal attenuation, users must provide a separate ground cable for proper installation. The SO-239 connectors are standard for many radios but may require adapters for setups using N or PL-259 types. The bulkhead mount style allows for easy integration into existing antenna systems.
This arrester is ideal for amateur radio operators and CB enthusiasts who need reliable protection for their base stations. Its affordable price point and solid performance make it a top choice for securing your equipment. We recommend it for anyone seeking a straightforward surge solution for 50 Ohm systems.
Reliable Outdoor Performance
Constructed to withstand outdoor exposure, this arrester ensures long-term protection for antennas installed on towers or vehicles.
Minimal Signal Impact
Very low RF insertion loss means your signal strength remains strong without significant attenuation from the protection device.
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2. Diamond Antenna SP1000 – Trusted Brand Protection
Diamond Antenna SP1000
Replaceable Surge Element
0.3 dB Insertion Loss
6000 Amps Impulse
10000M Ohms Resistance
The Diamond Antenna SP1000 SP-Series Lightning Arrester is designed to protect mobile and base station antennas from lightning-induced damage. It safeguards radios, transceivers, and associated equipment by directing high voltage energy safely to ground. Compatible with Diamond SP-Series antennas, this arrester provides reliable surge protection for coaxial transmission lines.
Pros
- Low insertion loss
- High impulse discharge capacity
- Replaceable arrester element
- Weather-resistant construction
- Wideband capability
Cons
- Higher price than generic
- Specific connector types vary
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It boasts an insertion loss of less than 0.3 dB and an impulse wave discharge capacity of 6000 Amps. Insulating resistance at DC 100 V is over 10,000M ohms, ensuring minimal leakage. Both features a replaceable surge arrester element which extends the life of the unit after a major strike event.
The durable, weather-resistant construction withstands outdoor exposure and ensures long-term protection for antennas installed on vehicles, towers, and portable setups. It is easy to install in existing antenna systems and supports dependable operation while maintaining optimal signal integrity. This makes it an essential accessory for safety-conscious amateur radio operators.
We recommend this product for users who want a trusted brand with proven reliability. The replaceable element is a significant advantage over non-replaceable units. While it costs more than basic options, the robust construction and high discharge capacity justify the investment for critical installations.
High Capacity Surge Handling
With 6000 Amps of impulse discharge capacity, this unit can handle significant lightning energy without failing immediately.
Cost-Effective Longevity
The replaceable surge arrester element allows you to maintain protection over time without replacing the entire unit.
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3. Proxicast ProGrade N-Male/Female – Versatile Cellular Protection
Proxicast ProGrade N-Male/Female
DC to 6 GHz Range
N-Male to N-Female
Panel Mountable Design
230V Gas Discharge
The Proxicast ProGrade 230V Coaxial Lightning Arrester with N-Male and N-Female connectors offers reliable wide-band performance from DC to 6 GHz. It safeguards 4G, 5G cellular modems, routers, boosters, amplifiers, WiFi access points, and other radio devices. The bi-directional protection is suitable for bulkhead, panel, and outdoor mounting.
Pros
- Wideband DC to 6 GHz
- Bulkhead / panel mountable
- Low RF insertion loss
- DC pass-through feature
- Multi-strike capability
Cons
- Requires proper grounding
- N connectors may need adapters
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Its 230V gas discharge tube shunts damaging surges, transients, and lightning strikes to ground with multi-strike capability. The 50 Ohm impedance ensures low RF insertion loss to maintain signal quality. It connects your coaxial surge protector to the antenna signal feedline and earth ground for effective protection.
While designed for a broad range of frequencies, proper grounding is essential for it to work correctly. The N-type connectors are robust and weather-resistant, making them suitable for outdoor deployment. Users should ensure their coaxial cables match the N-type connectors to avoid signal loss from adapters.
This arrester is perfect for those protecting cellular networks or IoT devices. Its wide frequency range and panel mountable design add flexibility. We recommend it for users needing protection for higher frequency systems beyond traditional amateur radio bands.
Supports Modern Cellular Frequencies
This unit covers 4G and 5G bands ensuring your cellular equipment stays safe during storm activity.
Flexible Mounting Options
The bulkhead or panel mountable design allows for neat installation in equipment enclosures or outdoor walls.
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4. N Type Lightning Arrestor 0 to 6 GHz – Best Budget Option
N Type Lightning Arrestor 0 to 6 GHz
N-Male to N-Female
DC to 6 GHz Range
Replaceable Gas Tube
Low Insertion Loss
This N Type Lightning Arrestor provides reliable wide-band performance from DC to 6 GHz and includes N-Male and N-Female connectors. It protects HAM Radio Equipment and GPS Receivers as well as 900MHz, 2.4GHz, 3G, 4G, LTE cellular boosters and amplifiers. It features a replaceable 90V Gas Discharge Tube for multi-strike capability.
Pros
- Affordable price point
- Wide frequency coverage
- Replaceable discharge tube
- Low signal attenuation
- DC pass-through support
Cons
- Basic construction materials
- Grounding cable not included
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The arrester is very low in insertion loss and has a 50 Ohm impedance to maintain signal integrity. It includes a DC pass-through feature and must be connected to the antenna coax feedline and earth ground. The design supports bulkhead, panel, and outdoor mounting for flexible installation options.
While it is budget-friendly, users must ensure they connect a separate grounding cable for effective surge protection. The construction is durable enough for regular outdoor use but lacks some premium features found in higher-end models. This makes it a great value for those needing basic protection without breaking the bank.
We recommend this for hobbyists or small setups where cost is a primary concern. Its wide frequency range makes it versatile for various antenna types. This value it an excellent entry point for anyone looking to add lightning protection to their coaxial system.
Cost-Effective Coverage
At a very affordable price, this arrester protects a wide range of frequencies from basic radio to cellular bands.
Easy to Maintain
The replaceable gas tube allows for easy servicing after a major strike without replacing the whole unit.
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5. XRDS-RF UHF Lightning Arrestor – Quality Construction
XRDS-RF UHF Lightning Arrestor
PL-259 Female Connectors
Less than 0.4dB Loss
VSWR less than 1.2
Brass Nickel Plated
The XRDS-RF UHF Lightning Arrestor features PL-259 female connectors on both sides for easy installation with coax cable. It offers low loss and low VSWR with insertion loss less than 0.4dB and VSWR less than 1.2. It is reliable for frequency band performance from DC to 500MHz.
Pros
- Low VSWR rating
- Nickel plated brass body
- Teflon insulator
- Easy PL-259 install
- Protects CB and Ham gear
Cons
- Ground cable required
- Frequency range limited
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Its body is brass nickel plated with a brass inner conductor and Teflon insulator for high quality construction. It is easy to install and requires an additional ground cable for proper protection. It connects the amplifier and outdoor antenna to protect equipment from dangerous lightning strikes or electrical surges.
While it is designed for lower frequency antenna, the build quality stands out with durable materials and good connectors. Users must remember to ground it properly to ensure safety during storms. This unit is ideal for those who prioritize build quality over advanced features.
We recommend this for CB and two-way radio stations. Its low VSWR ensures minimal signal degradation. For operators in the UHF range seeking a reliable and well-built protector, this is a solid choice.
Optimized for UHF Signals
Designed specifically for UHF frequencies, this arrester ensures your CB and two-way radio signals remain strong.
Durable Materials
The nickel plated brass body and Teflon insulator provide excellent resistance to corrosion and wear.
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6. Coaxial Lightning Arrester UHF – Durable and Affordable
Coaxial Lightning Arrester UHF
SO-239 Connectors
Brass Nickel Plated Body
PTFE Insulation Material
Wide Bandwidth
This lightning arrester features a brass nickel-plated outer conductor which improves hardness, abrasion resistance and corrosion resistance. It is suitable for all-weather outdoor use. The brass-plated inner pin ensures a more stable signal connection and the PTFE insulating material protects the inner core for a longer service life.
Pros
- Durable brass construction
- Low insertion loss
- Gas discharge tube included
- Wide compatibility range
- Easy enclosure install
Cons
- Ground wire not included
- Basic design features
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It uses gas discharge tubes to divert the surge when a sudden current or voltage is generated. The structure provides wide bandwidth, low insertion loss, and small VSWR. It is used to protect electrical equipment in fields like GSM base stations, satellite reception, and walkie-talkie base stations.
The unit is easy to install through an enclosure wall and needs to be connected to a ground wire. It should be installed as close as possible to the electrical equipment to be protected. This design ensures effective protection for home electrical equipment and internet connections.
We recommend this for users needing a reliable and affordable solution for GSM and satellite gear. Its durable materials make it suitable for outdoor placement. For those on a budget seeking solid protection, this arrester is a strong contender.
Corrosion Resistant Design
The nickel plated brass body ensures long life even in harsh weather conditions without rusting quickly.
Flexible Applications
Compatible with various equipment including GSM base stations and satellite reception, it offers wide compatibility.
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7. Workman A28 Lightning ARRESTOR – Simple and Functional
Workman A28 Lightning ARRESTOR
PL-259 Male/Female Ends
Ground Screw on Side
For CB and Ham Use
Simple Surge Diversion
The Workman A28 Lightning ARRESTOR features PL-259 Male and Female connectors on each end with a ground screw on the side for easy grounding. It is designed for CB Antennas, Ham Radio, 2 way, and other similar setups. It attaches between your radio and antenna for surge diversion to protect your equipment.
Pros
- Simple PL-259 connectors
- Built-in ground screw
- Affordable price
- Good for CB/Ham
- Easy to install
Cons
- Basic surge protection
- Limited frequency range
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This unit is a straightforward coaxial cable surge protector. It provides basic protection against surges without complex features. The ground screw makes it simple to connect to your grounding system effectively. It is a practical choice for those needing basic protection for standard antennas.
While it is not as advanced as premium models, it serves its purpose well for CB and Ham enthusiasts. The design is simple and functional. Users should ensure they use a proper ground wire to maximize safety. Its affordability makes it accessible for many hobbyists.
We recommend this for basic CB and Ham base stations. Its plug-and-play design is convenient for straightforward setups. If you need a no-fuss solution for protecting your radio gear, this model is worth considering.
Straightforward Grounding
The built-in ground screw simplifies the connection to your grounding system, ensuring effective surge diversion.
Basic Protection
This arrester provides essential protection for standard antennas without unnecessary complexity or high cost.
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8. RAIGEN Lightning Arrestor for N-Type – Editor's Choice for IoT
RAIGEN Lightning Arrestor for N-Type
N-Male to N-Female
Ground Lug Included
Heavy-Duty Brass Body
0 to 6 GHz
RAIGEN Lightning Arrestor protects electronic devices like cell signal boosters, LoRaWAN gateways, outdoor WiFi access points, GPS receivers, and Ham radio equipment. It offers wide-band 0–6 GHz performance with 50 Ohm impedance and less than 0.1 dB insertion loss. A replaceable 90V gas discharge tube with multi-strike capability is included.
Pros
- Ground lug included
- Professional outdoor rated
- Compatible with IoT devices
- Low 0.1 dB loss
- Replaceable 90V tube
Cons
- Ground cable not included
- Slightly higher cost
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It is built for professional outdoor deployments with weatherproof construction rated for permanent outdoor mounting. A ground lug is included for proper bonding to building ground system. The brass-plated inner needle ensures optimal signal connection while the heavy-duty brass nickel-plated body supports all weather outdoor use.
Coaxial Lightning Arrestor n-male to n-female is designed for connection between the antenna and cable that's connected to your device. Surge protection is not complete without attaching a grounding cable to the lightning arrestor. The protected device should run as close as possible near lightning arrestor often at point of entry where the cable enters the building.
This is our Editor's Choice for those protecting IoT infrastructure and modern wireless setups. The included ground lug and replaceable tube add significant value. We recommend it for IT installers and smart agriculture deployments needing reliable and professional grade protection.
Professional Grade Build
Constructed for permanent outdoor mounting and professional deployments, this unit is built to last in harsh environments.
IoT and Modern Device Ready
This arrester covers a wide frequency range suitable for IoT gateways and WiFi devices ensuring comprehensive protection.
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9. Proxicast ProGrade 75 Ohm F-Type – Best for TV and Satellite
Proxicast ProGrade 75 Ohm F-Type
F-Male/Female Connectors
75 Ohm Impedance
RG6 RG59 Compatible
230V Gas Tube
Designed for TV, satellite, AM, FM antennas and cable internet use this unit features F-Type Male and Female Connectors compatible with RG6 RG59 RG8X RG11. It is compatible with 4G/5G signal boosters that have 75 Ohm Outdoor Antennas. It offers bi-directional protection with high quality construction suitable for in-line use.
Pros
- Optimized for 75 Ohm systems
- Supports F-type connectors
- Compatible with RG6 cables
- Low RF insertion loss
- DC pass-through support
Cons
- Not for 50 Ohm radio gear
- Requires proper grounding
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Its 230V gas discharge tube shunts damaging surges, transients, and lightning energy to ground with multi-strike capability. The 75 Ohm impedance ensures very low RF insertion loss for signal attenuation. It provides DC pass-through and connects the coaxial surge protector to the antenna signal feedline and earth ground.
While designed for TV systems, it also works for certain cellular boosters. Users must ensure their system is 75 Ohm to avoid signal reflection issues. The F-type connectors are standard for consumer video and data cabling making it convenient for home setups.
We recommend this for home theater or TV antenna installations. It protects your receiver and internet modem from surges. If you need protection for 75 Ohm systems this model is specifically tailored for that impedance.
75 Ohm Optimized
This arrester is designed specifically for 75 Ohm systems ensuring minimal signal reflection for TV and data applications.
F-Type Connector Match
With F-type male and female connectors it is perfectly suited for standard coax cables used in home entertainment.
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10. Diamond Antenna SP3000 – Best Premium Ham Radio Protection
Diamond Antenna SP3000
N-Type Female/Female
200W Power Handling
DC to 3000MHz
1000V Impulse Discharge
The Diamond Antenna SP3000 Lightning Arrester offers high power handling and robust protection for Ham Radio Antennas. It features DC to 3000 MHz frequency range and N-Type Female/Female connectors. This unit is built to handle high power transceivers and provides reliable surge protection.
Pros
- 200W power handling
- High impulse discharge
- Wide frequency range
- Premium Diamond quality
- N-Type connectors
Cons
- Higher cost
- Limited to N-Type
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It has an impulse wave discharge rating of 1000 V and supports 200W power. The N-Type connectors ensure secure and weatherproof connections. As a premium option, it is designed for serious operators who need dependable performance during electrical storms.
While it costs more than basic units, the power handling and brand reputation justify the expense. Users should ensure their setup supports N-Type connectors for best results. It is an excellent choice for high-end amateur radio stations.
We recommend this for operators with high power rigs. Its reliability and construction quality make it a standout. For those prioritizing top tier protection and willing to invest, this is an ideal choice.
High Power Handling
With 200W of power handling this arrester can withstand signals from more powerful transceivers.
Trusted Brand Quality
Diamond is a well-known brand in the radio community ensuring confidence in the product's performance.
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Buying Guide – How to Choose the Best Antenna Lightning Arrestor
Choosing the right antenna lightning arrestor requires evaluating several key factors to ensure effective protection for your equipment.
Connector Type Compatibility
Ensure the arrestor's connectors match your coaxial cables and antenna. Common types include SO-239 for UHF, N-Type for professional gear, and F-Type for TV. Mismatched connectors can lead to signal loss or improper grounding.
Impedance Matching
Select an arrestor that matches your system's impedance, usually 50 Ohm for radio or 75 Ohm for TV. Incorrect impedance can cause signal reflection and degrade performance. Verify your equipment specs before purchasing.
Frequency Range Coverage
Look for an arrestor that covers the frequencies you use. Some support DC to 6 GHz for cellular and IoT, while others are limited to lower bands. Wideband options offer better versatility for modern setups.
Insertion Loss
Check the insertion loss rating to ensure minimal signal attenuation. Good units typically have less than 0.5 dB loss. Excessive loss can reduce signal strength and quality significantly.
Construction and Durability
Outdoor units should be weatherproof and corrosion-resistant. Brass or nickel-plated bodies are ideal for long life. Verify the product is rated for outdoor exposure if installed outside.
Grounding Requirements
Proper grounding is critical for any arrestor to function. Ensure you have a path to earth ground. Some units include a ground lug while others require separate cables.
Replaceable Components
Some arrestors have replaceable gas discharge tubes allowing reuse after a strike. This feature can extend the lifespan of the unit and reduce long-term costs.
Power Handling
For high power transceivers ensure the arrestor supports your wattage. Models rated for 200W or more prevent damage from RF energy during transmission. Always match power specs carefully.
How to Use and Care for Your Antenna Lightning Arrestor
Install the arrestor between the antenna feedline and your equipment as close as possible to the point of entry into your building. This ensures any surge is diverted before reaching your sensitive electronics.
Connect the grounding lug or wire directly to a proper earth ground system. Verify the connection is tight and corrosion-free to maintain effectiveness. Do not skip this step as it is vital for protection.
Inspect the arrestor periodically for signs of wear or damage. If it includes a replaceable tube check its condition after storms. Replace components as needed to ensure continuous and reliable protection.
Frequently Asked Questions
Does a lightning arrestor guarantee protection?
No arrestor offers absolute guarantee but it significantly reduces risk. It diverts most surges to ground. However, direct strikes may overwhelm any device. Proper grounding increases effectiveness.
Can I install it indoors?
Yes you can install indoors near the equipment entry point. Outdoor rated models are recommended for outdoor use. Indoor placement still requires proper grounding to be effective for surge protection.
Do I need a ground cable?
Yes most arrestors require a separate ground cable unless specified. It must be connected to an earth ground for the surge to be diverted safely. Verify what is included before installation.
What is insertion loss?
Insertion loss is the signal reduction caused by the arrestor. Look for values below 0.5 dB to maintain quality. High loss can weaken your signal strength.
How often should I replace it?
Replace after a major lightning strike if it has a replaceable tube. If the unit has no replaceable parts inspect it after storms. Regular checks help ensure ongoing protection.
Will it work with 5G?
Yes many modern arrestors support frequencies up to 6 GHz which covers 5G bands. Check the frequency range to ensure compatibility with your specific cellular or IoT devices.
Is there any difference between types?
Yes types differ by connector and impedance. Use 50 Ohm for radio and 75 Ohm for TV. Ensure connectors match your coax cables for proper fit and performance.
What happens if it fails?
If it fails surges may reach your equipment. It may show visible damage or stop conducting. Replace immediately if you suspect failure to avoid costly damage.
Final Thoughts on Choosing the Best Antenna Lightning Arrestor
Our top picks include the RAIGEN model for IoT users the Proxicast for budget options and Diamond for premium power handling. Each offers reliable protection tailored to different needs and frequency ranges.
Prioritize proper grounding and correct connector types when selecting an arrestor. These factors ensure the device functions as intended to protect your equipment from surges.
Always verify current prices and availability before purchasing as stock can change. Check product specs to confirm compatibility with your specific antenna system and gear.