A surge protector with coax protection helps defend both your plugged-in electronics and the connected cable, antenna, or satellite line from electrical surges. That matters for home theaters, gaming stations, networking equipment, and office setups where a surge can enter through more than the power cord.
We compared 10 options ranging from slim power strips to heavy-duty home theater protectors and standalone coaxial devices. Use the guide below to match outlet capacity, connection types, protection features, and installation style to your equipment.
Best 10 Surge Protector with Coax Protection Picks for 2026
Compact Coax Shield
Monoprice 6-Outlet Surge Protector
- Six protected outlets with coaxial line protection
- 1,080-joule rating and four-foot cord
- Includes four USB ports and protected indicator
Best For: Compact TV, apartment, hotel, or office setups
Home Theater Defender
Tripp Lite 12-Outlet Coax Protector
- Twelve outlets with 2,880 joules of protection
- Coax and RJ11 phone-line protection
- Eight-foot flat cord and wall-mounting slots
Best For: Large home theater and office equipment clusters
High-Joule Setup Shield
ECHOGEAR 8-Outlet Surge Protector
- 3,420 joules of power surge protection
- Eight outlets with spaced positions for bulky plugs
- Low-profile, mountable design with filtering
Best For: TV, office, and gaming setups needing high joule capacity
Connected Theater Guard
Tripp Lite 11-Outlet Coax Protector
- Eleven outlets with a 4,200-joule rating
- Coax, phone, and Ethernet line protection
- Eight-foot braided flat cord with EMI/RFI filtering
Best For: Connected home theaters, routers, modems, and offices
Best Dedicated Coax Protection
VCE Coaxial Surge Protector 2-Pack
- 5-2500MHz, 75-ohm coax performance
- 10kA maximum discharge rating
- Weather-resistant two-pack with sealed F-ports
Best For: Two-device TV, modem, antenna, or satellite setups
Best Home Theater Power Strip
Tripp Lite HT10DBS 10-Outlet Surge Protector
- Ten outlets with 3,840 joules of protection
- Coax, phone/modem, and Ethernet protection
- Metal housing with lifetime warranty
Best For: Large home theater and office equipment setups
Best Compact Coax Line Protector
IMUQI 75-Ohm Lightning Protector
- 5-2400MHz, 75-ohm coax support
- F-type male-to-female inline design
- Compact indoor protection for one coax line
Best For: Single TV, antenna, cable, or satellite coax connections
Best Flat-Profile Pick
- 2.2 GHz coax protection for cable, satellite, and antenna lines
- Six outlets with four rotating receptacles
- 1,440 joules plus phone, modem, and Ethernet protection
Best For: Compact home theater, apartment, and office setups
Best High-Capacity Home Theater Pick
- Eight outlets with four wide-spaced receptacles
- 4,350 joules with automatic overload shutdown
- Coax and phone protection with mounting slots
Best For: Multi-component home theater systems
Best Outlet-Count Alternative
- Ten outlets for computers and multimedia equipment
- 2,395 joules with a diagnostic LED
- Telephone protection, but no coaxial protection
Best For: Computer workspaces without coax-connected equipment
Compact Coax Shield – Monoprice 6-Outlet Surge Protector
If you need a surge protector with coax protection for a TV or compact entertainment setup, this Monoprice model keeps the footprint simple. It provides six protected outlets, coaxial line protection, a 1,080-joule rating, and a four-foot cord.
Best For: Apartments, hotel rooms, offices, and smaller TV setups that need basic power and coax protection.
Pros:
- Six protected power outlets
- Coaxial line protection for compatible equipment
- 1,080 joules of surge protection
- Includes four USB ports and a protected-light indicator
Cons:
- Four-foot cord may be limiting for distant wall outlets
- Lower surge rating than the larger models in this roundup
- USB ports may take up space without replacing the need for AC outlets
The slim white design and modest outlet count make this a practical choice where space matters. Choose a higher-capacity option if you need more outlets or stronger surge protection for a larger home theater.
Home Theater Defender – Tripp Lite 12-Outlet Coax Protector
This surge protector with coax protection is designed for a more extensive home theater or office arrangement. It combines 12 outlets, a 2,880-joule rating, an eight-foot flat-plug cord, and protection for coax and phone lines.
Best For: Home theaters and workspaces with many devices, including TVs, cable equipment, modems, phones, and fax machines.
Pros:
- Twelve outlets, including four spaced for bulky transformers
- Coaxial and RJ11 phone-line protection
- Eight-foot extension cord with a space-saving flat plug
- Includes diagnostic LEDs, a 15A circuit breaker, and mounting slots
Cons:
- Its larger body may be excessive for small setups
- Provides phone-line protection but not Ethernet protection
- Rated at 12A maximum current
With wide outlet spacing and flexible mounting options, this Tripp Lite model is well suited to equipment clusters. Its included cables and lifetime warranty add value for users building a long-term media or office installation.
High-Joule Setup Shield – ECHOGEAR 8-Outlet Surge Protector
The ECHOGEAR ShockBlocker is a high-capacity power strip for TV, office, or gaming equipment. While its supplied specifications emphasize power protection rather than coaxial protection, it delivers 3,420 joules, eight outlets, filtering, and a low-profile design.
Best For: TV, office, and gaming setups that need strong electrical surge protection and a concealed, mountable form factor.
Pros:
- High 3,420-joule surge protection rating
- Eight outlets, with extra spacing for three bulky plugs
- Low-profile, wall-mountable design
- Safety covers, EMI filtering, and a five-year connected-equipment warranty
Cons:
- Supplied notes do not specify coaxial line protection
- No coax, phone, or Ethernet ports are listed
- Power plug details are less comprehensive than some competing models
This is a strong choice when high joule capacity and discreet installation matter most. If coax protection is a firm requirement, verify the connection types before choosing it over a model with explicitly listed coaxial connectors.
Connected Theater Guard – Tripp Lite 11-Outlet Coax Protector
For a surge protector with coax protection that also covers networked equipment, the Tripp Lite TLP118DBNET offers a broad connection set. It has 11 outlets, a 4,200-joule rating, an eight-foot braided flat cord, and protection for coax, phone, and Ethernet lines.
Best For: Home theaters, routers, modems, computers, and other setups that combine power, cable, telephone, and Ethernet connections.
Pros:
- High 4,200-joule surge protection rating
- Protects coax, RJ11 phone, and RJ45 Ethernet connections
- Eleven outlets with six side-facing positions for bulky transformers
- Eight-foot flat braided cord, EMI/RFI filtering, and mounting options
Cons:
- Ethernet pass-through is specified up to 100 Mbps
- May be more functionality than a basic TV setup needs
- Its larger feature set can make installation more involved
This is the most comprehensive option here for connected entertainment and networking equipment. Its high joule rating, line protection, mounting flexibility, and lifetime warranty make it a strong fit for a central media or office setup.
Best Dedicated Coax Protection – VCE Coaxial Surge Protector 2-Pack
If you need a surge protector with coax protection for a TV, modem, antenna, or satellite setup, the VCE 2-pack focuses on protecting the coaxial signal path. Its 5-2500MHz range, 75-ohm design, and support for DC 18V/2A power passing make it a practical fit for many home installations.
Best For: Protecting two coax-connected devices or keeping a spare available for a TV, modem, antenna, or satellite system.
Pros:
- Provides 5kA nominal and 10kA maximum discharge current with 6kV all-port protection.
- Supports 5-2500MHz signals with low insertion loss and RFI shielding.
- Metal, weather-resistant housing with sealed F-ports supports indoor or outdoor use.
- Tool-free installation and a two-pack design add convenience.
Cons:
- This is a dedicated coax protector, not a multi-outlet AC power strip.
- Its compatibility is centered on standard 75-ohm coaxial systems.
Choose this model when coax-line protection is your priority and you want coverage for more than one connection. It is especially useful for installations exposed to weather or satellite-related power requirements.
Best Home Theater Power Strip – Tripp Lite HT10DBS 10-Outlet Surge Protector
For a full entertainment system, this surge protector with coax protection combines ten AC outlets with coaxial, phone/modem, and Ethernet protection. The metal enclosure, isolated filter banks, diagnostic LEDs, and 3,840-joule rating make it suited to larger home or business theater installations.
Best For: Home theaters and workspaces needing broad AC, coax, telephone, and Ethernet protection in one unit.
Pros:
- Offers ten NEMA 5-15R outlets and 3,840 joules of surge protection.
- Includes three-line coax, phone/modem, and Ethernet protection.
- Features isolated filter banks, a 12A circuit breaker, and diagnostic LEDs.
- Includes an eight-foot cord, right-angle plug, wall-mounting slots, lifetime warranty, and $500,000 insurance.
Cons:
- Its 12A maximum current is lower than many 15A household circuits.
- The larger metal power strip may be more than needed for a single coax device.
This is the most versatile choice of the three for a connected media system. Select it when you need coax protection alongside multiple power outlets and additional networking or telephone-line coverage.
Best Compact Coax Line Protector – IMUQI 75-Ohm Lightning Protector
This compact surge protector with coax protection is designed for cable TV, TV antennas, satellite receivers, and related coaxial equipment. Its F-type male-to-female connection, 5-2400MHz range, and stated loss of less than 0.4dB make installation straightforward for an indoor coax line.
Best For: Simple indoor protection for one TV, antenna, cable box, satellite receiver, splitter, or distribution amplifier.
Pros:
- Supports 5-2400MHz coaxial systems and is rated for 75-ohm applications.
- Uses a convenient F-type male-to-female inline connection.
- Lists less than 0.4dB video loss at 1500MHz and a 100A surge discharge rating.
- Includes a three-year warranty and compact polycarbonate housing.
Cons:
- Protects one coax connection and is intended for indoor use.
- It does not protect broadband network devices such as switches, routers, or Ethernet docking stations.
- It is not an AC power-strip surge protector.
Pick this model for a straightforward, single-line coax installation where compact size and easy connection matter. If your setup also includes Ethernet or AC power protection, use a more comprehensive surge protector alongside it.
Best Flat-Profile Pick – 6-Outlet Coax Surge Protector
If you need a surge protector with coax protection for a television, home theater, computer, or network setup, the Eaton Tripp Lite TLP606RNET combines six outlets with coverage for coaxial and telephone, modem, or Ethernet lines. Its flat plug and rotating outlets make it practical for tighter spaces.
Best For: Apartments, offices, and home theater systems that need AC, coax, and network-line protection in one compact unit.
Pros:
- Includes one line of surge-protected 2.2 GHz gold coaxial connectors for cable, satellite, and antenna lines.
- Six outlets include four rotating receptacles to reduce plug interference.
- Provides 1,440 joules of surge suppression, EMI/RFI filtering, and diagnostic LEDs.
- Includes a lifetime warranty and $150,000 connected-equipment insurance.
Cons:
- Offers six AC outlets, fewer than some larger power strips.
- Its telephone, modem, and Ethernet protection is limited to one line.
The TLP606RNET is a versatile choice when coax protection matters as much as outlet capacity. Rotating outlets and the space-saving plug add useful convenience for crowded entertainment or work areas.
Best High-Capacity Home Theater Pick – 8-Outlet Coax Protector
The CyberPower HT812TC is a practical surge protector with coax protection for home theater equipment. It offers eight outlets, including four wide-spaced receptacles, along with a 4,350-joule rating, automatic shutdown, and a six-foot cord.
Best For: Home theater setups with multiple components, bulky adapters, or a preference for wall or under-desk mounting.
Pros:
- Provides eight outlets, with four wide-spaced positions for larger plugs.
- Offers 4,350 joules of surge protection and MOV-based surge defense.
- Includes coax and phone protection, EMI/RFI filtering, and LED status indicators.
- Keyhole slots, cord management, dust covers, and an automatic shutdown circuit support flexible installation and safety.
Cons:
- The supplied notes do not specify a coax frequency rating or connected-equipment insurance amount.
- Its Type A two-pin plug may be less suitable for setups requiring a three-pin plug.
With eight outlets and a high 4,350-joule rating, the HT812TC is suited to larger entertainment systems. Its mounting features and transformer-spaced outlets make installation easier where space and plug access are concerns.
Best Outlet-Count Alternative – 10-Outlet Telephone Protector
The Tripp Lite TLP1008TEL is designed for computers and multimedia equipment, with ten AC outlets and telephone protection. However, it is not a surge protector with coax protection, so it is better suited to setups where cable, satellite, or antenna-line protection is not required.
Best For: Computer-focused workspaces that need ten outlets and telephone-line protection but do not need coax coverage.
Pros:
- Provides ten outlets for computers and multimedia equipment.
- Offers a 2,395-joule surge protection rating.
- Includes a grounded cord, space-saving right-angle plug, and diagnostic LED.
Cons:
- Does not include coaxial protection.
- The supplied notes do not specify a warranty or connected-equipment insurance.
- Its listed telephone protection does not replace protection for coaxial cable, satellite, or antenna lines.
The TLP1008TEL is a reasonable high-outlet-count option for computer stations, but it should not be chosen when coax protection is a requirement. For televisions or cable-connected equipment, select one of the coax-equipped models instead.
How We Picked the Best Surge Protector with Coax Protection
We selected products for practical coverage in common TV, home theater, gaming, office, and antenna setups. Our comparison considers outlet count, plug design, cord length, coaxial or related line protection, telephone and network connectivity, construction, form factor, and ease of placement. Because specifications can vary by model and seller, verify the latest ratings, port types, and included connections before buying.
Quick Comparison
For a basic TV or cable setup, a compact strip with coaxial protection may be sufficient. Larger home theaters benefit from 10 or more outlets, spaced receptacles, and a sturdier enclosure. If your equipment uses an antenna or satellite feed, a standalone 75-ohm coax protector can supplement a power strip. Flat plugs help furniture sit closer to the wall, while rotating or widely spaced outlets make bulky adapters easier to use.
Key Buying Factors for a Surge Protector with Coax Protection
Connection Coverage
Count every device you plan to connect, including the TV, streaming box, receiver, console, soundbar, subwoofer, modem, and powered antenna. Confirm that the protector includes the coax connectors you need. Cable, antenna, and satellite systems commonly use 75-ohm coax, but connector format and frequency range still matter.
Surge Rating and Protection Design
Look for a clearly stated joule rating, clamping or let-through information when available, and a reputable safety certification. A higher joule rating generally indicates more energy-absorption capacity, but it does not guarantee immunity from a severe lightning strike. Replace the unit if its protection indicator shows failure or after a major surge event.
Layout and Physical Fit
Choose enough spacing for oversized power bricks and enough cord length to reach a wall outlet without tension. A flat plug works well behind furniture, while a metal or heavy-duty enclosure can suit permanent home theater installations. Dust covers may be useful in entertainment centers or workshops.
Additional Ports and Limitations
Telephone, Ethernet, or USB protection can be useful, but only if those lines are part of your setup. Do not assume a product protects every type of connection merely because it has multiple outlets. Avoid daisy-chaining surge strips, and follow the manufacturer’s grounding and installation instructions.
Who Should Buy Which Surge Protector with Coax Protection?
For a small TV setup: Choose a slim, compact strip with coax protection and enough outlets for the television, streaming device, and audio equipment.
For a home theater: Pick a higher-outlet model with generous spacing, robust construction, and protection for any connected telephone, network, or coax lines.
For gaming or office gear: Prioritize outlet count, cord routing, a low-profile plug, and room for large adapters. Add coax protection if cable internet or a TV line enters the same setup.
For antenna or satellite installations: Use a compatible standalone coaxial protector, especially when the power strip does not provide the correct line protection. Proper grounding remains essential; a plug-in protector cannot replace professional electrical or antenna grounding.