Cel-Fi GO G34 Vehicle Smart Signal Booster
- Comreg Complaints and Legal to use in Ireland
- Boost cellular signal for a single carrier at a time
- Vehicle type: Car/SUV, RV, big truck, or marine.
- Up to +65 dB gain for any Irish Networks
- Monitor your signal with the Cel-Fi WAVE APP
- Boosts 2G 3G 4G LTE & 5G for any vehicle…

Comreg Legally Compliant
CEL-FI solutions are licence-exempt under ComReg requirements for Ireland.
CEL-FI boosters are also compliant with Ofcom’s new licence-exempt requirements (IR2102) and legal to use in the UK.
The Specific Absorption Rate (SAR) is comparable to that of a smartphone, making them equally harmless to human health and the environment.

Keeping You Connected, Anywhere, At All Times
Struggling with signal problems? Whatever your vehicle, wherever you go, the Cel-Fi GO G34 has you covered. With coverage of 5G, 4G, and 3G signal across a single-carrier and up to +100 dB gain, if the Cel- Fi GO G34 doesn’t give you noticeably improved cellular performance, nothing will.
Choose from the different antenna options based on your vehicle and see the Cel-Fi difference for yourself.

Updates, Monitoring, and More with the WAVE App
Cel-Fi’s WAVE app is the most feature-rich software in the signal booster industry. It links directly with the GO G34 to perform updates, select which carrier to boost, register your signal booster, and remotely monitor your system – for free.
There are no monthly or recurring fees associated with the Cel-Fi GO G34 or WAVE app.

Get Better Cell Signal For Cars and SUVs
This version of the Cel-Fi GO gives the highest possible signal gain for vehicles, meaning no matter where you drive, you can be sure you’ll have consistent cell signal. If you find yourself conducting business or talking with friends, co-workers, or loved ones on your daily commute, towing goods, or on a delivery route, the Cel-Fi GO G34 will prevent your calls from dropping. It also allows for consistent GPS and data speeds for multiple devices and device types.
If the Cel-Fi GO G34 does not give you noticeably improved cellular performance on the road, nothing will.

Stay Connected Wherever the Road Takes You
The CEL-FI GO eliminates cell coverage problems, giving you reliable connectivity on every adventure. This powerful single-carrier booster delivers the highest possible gain for RVs, whether you’re driving cross-country or parked at your favorite campsite.
Equipped with a hard-mounted omni-directional OTR antenna, the GO RV maximizes signal strength and extends coverage throughout your vehicle — regardless of its size or class. Using the CEL-FI WAVE app, you can easily switch between mobile and stationary modes for optimal performance wherever you are.
Enjoy uninterrupted calls, faster data, and consistent connectivity across multiple devices, ensuring you stay connected on the move or at rest.

Cel-Fi GO Truckers for Trucks and Fleets.
The Cel-Fi GO G34 is designed for semi-trucks, pickup trucks, and fleet vehicles. This version of the Cel-Fi GO gives the highest possible gain for vehicles, meaning no matter where you haul, you can be sure you’ll have consistent cell coverage. It comes with a hard-mounted OTR antenna, allowing for the maximum amount of power to reach your booster, further enhancing its power. If you find yourself conducting business or talking with friends, co-workers, or loved ones on your daily commute, towing goods, or on a delivery route, the Cel-Fi GO+ will prevent your calls from dropping. It also allows for consistent GPS and data speeds for multiple devices.
If the Cel-Fi GO G34 Trucker kit doesn’t keep you from dropping calls on your long hauls, nothing will.

A Marine Signal Booster That Keeps You Connected: Cel-Fi GO Marine
The Cel-Fi GO Marine is designed for boats, yachts, and other marine vehicles. This version of the Cel-Fi GO G34 gives the highest possible gain for boats, meaning as long as you sail near the coastline, you can be sure you’ll have consistent cell signal. It comes with a hard-mounted Marine antenna, allowing for the maximum amount of power to reach your booster, further enhancing the power of your booster. If you want to keep in touch with the outside world while cruising around the coastline, the Cel-Fi GO G34 will prevent your calls from dropping inside the cabin of your boat. It also allows for consistent GPS and data speeds for multiple devices and device types.
How does CEL- FI Go G34 Vehicle Signal Booster work?

Description
CEL-Fi GO G34 Mobile Signal Booster – Premium Connectivity for Vehicles, Fleets & Marine Use
The CEL-Fi GO G34 is a next-generation, carrier-approved single-network mobile signal booster designed to deliver the highest gain available for vehicles and marine environments. Whether you are driving across rural Ireland, managing a commercial fleet, or sailing offshore, the GO G34 ensures strong, reliable 3G, 4G, and 5G-ready signal wherever your journey takes you. With industry-leading amplification and advanced network-safe technology, it improves voice clarity, stabilises data speeds, and eliminates dropped calls in even the toughest coverage areas.
Reliable Mobile Coverage for Cars, SUVs & Fleet Vehicles
Perfect for daily commuters, sales representatives, field engineers, and business fleets, the CEL-Fi GO G34 keeps you connected during every journey. It strengthens weak mobile signal in moving vehicles, ensuring clearer calls, faster data, and uninterrupted communication with colleagues, customers, and family. Whether driving through rural backroads or dense city areas, the GO G34 delivers stable, high-quality coverage right inside your vehicle.
Engineered for Trucks, Vans & Luxury Buses
The GO G34 is an essential connectivity solution for commercial hauliers, logistics operators, and long-distance transport providers. When paired with the rugged, hard-mounted OTR high-gain antenna, the system delivers maximum range and consistent performance across national road networks and remote regions. Truck drivers benefit from dependable GPS navigation, continuous communication with dispatch, and improved data reliability, ensuring safety and efficiency on every route.
Marine-Grade Performance for Boats & Yachts
Built for harsh marine conditions, the CEL-Fi GO G34 with its marine-grade antenna delivers robust signal boosting for boats, yachts, and coastal vessels. Even miles offshore, the system enhances mobile coverage to support clear voice calls, stable internet access, secure navigation apps, and seamless communication with ports and marinas. Whether managing a private yacht or operating a commercial vessel, you stay connected where standard mobile reception often fails.
Why Choose CEL-Fi? – The Mobile Connectivity Advantage
The CEL-Fi GO G34 delivers a superior mobile experience compared to generic vehicle repeaters. With its intelligent signal amplification, network approval, and advanced interference protection, it provides:
- No more dropped calls
- Stronger, clearer voice quality
- Faster and more stable data speeds
- Reliable streaming and navigation on the move
- Fully compliant, network-safe operation
Wherever you drive or sail — across Ireland, through rural routes, or offshore — the CEL-Fi GO G34 keeps you connected with powerful, dependable mobile signal when you need it most. Approved and licence exempt by Comreg
Features
- 100 dB max signal gain covering an area 1,500 m2 per system
- Boosts 3G / 4G / 5G for voice and data simultaneously
- Available for EIR, Vodafone, Three and all Mobile Virtual Network Operators
- Can easily switch between mobile networks via the CEL-FI WAVE app
- Quick and easy setup and installation
- Remote monitoring and management with the CEL-FI WAVE app
- Smart Signal Booster with IntelliBoost® Chipset – Unconditionally Network Safe
- Licence-exempt and fully meets Ofcom’s UK Interface requirement 2102 (IR2102) (UK) and ComReg S.I.No.283 of 2018 (Ireland)
Product Specifications
What's in the Kit?




Frequently Asked Questions
WHAT DOES A MOBILE PHONE SIGNAL BOOSTER DO?
It’s a device that boosts your current weak 2G 3G 4G AND 5G signals and then delivers the stronger signal to your cell phone.
HOW DOES IT WORK?
Outside Antenna: Pulls in the existing signal from the cell tower and sends it to the amplifier.
Amplifier: Boosts that signal multiple times and sends it to the inside antenna.
Inside Antenna: Broadcasts the boosted signal to the area in need.
WILL THIS WORK WITH MY MOBILE PHONE
Yes. Cell phone signal boosters work with all mobile phones that use any variation of 3G,4G, 5G.
DOES THIS WORK WITH MY SERVICE PROVIDER?
Yes. Our boosters work with all major Irish carriers in Ireland (Vodafone, Eir, Three, Lyca, Tesco, 48 Mobile, Clear Mobile, sky and Virgin.). For a more thorough list please email us at [email protected]
WHAT IS MY CELL PHONE CARRIER’S FREQUENCY?
For a complete explanation of frequencies and a simple chart, see our Frequencies by Provider article.
WHAT TYPE OF SIGNAL BOOSTERS ARE THERE?
Cell phone signal boosters generally come in two categories: for buildings such as homes and offices and for vehicles such as cars, Trucks and boats.
IS THERE A SIGNAL BOOSTER FOR MY PARTICULAR NEED?
Yes of course
There are signal boosters for all different needs for homes and for All Vehicle types, Caravans and Yachts, and they improve 2G 3G & 4G LTE and 5G signals inside the buildings and inside Yachts, all vehicle types. Although you may get some coverage outside the building, they are not designed for this purpose. They are generally fixed installations and powerful performers.
Signal boosters for cars, trucks, and boats boost 2G 3G & 4G LTE and 5G signals inside your vehicle. Some units can be used indoors with additional accessory kits.
Whether you’re looking for something affordable, commercial-grade, or custom, we provide a variety of solutions. Start with our Buyer’s Guide to get our best recommendations.
Is the HiWay-5S Vehicle booster easy to installed ?
Yes it DIY device and its user friendly and easy to install. but if you are having problem while trying to DIY, do not hesitate to contact us for remote advice on installation completion.
CEL- FI Go G34 Vehicle Signal Booster File Download

Data Sheet
Download Data Sheet
User Manual
Download User ManualReviews
CEL-Fi GO G34 Mobile Signal Booster – Premium Connectivity for Vehicles, Fleets & Marine Use
The CEL-Fi GO G34 is a next-generation, carrier-approved single-network mobile signal booster designed to deliver the highest gain available for vehicles and marine environments. Whether you are driving across rural Ireland, managing a commercial fleet, or sailing offshore, the GO G34 ensures strong, reliable 3G, 4G, and 5G-ready signal wherever your journey takes you. With industry-leading amplification and advanced network-safe technology, it improves voice clarity, stabilises data speeds, and eliminates dropped calls in even the toughest coverage areas.
Reliable Mobile Coverage for Cars, SUVs & Fleet Vehicles
Perfect for daily commuters, sales representatives, field engineers, and business fleets, the CEL-Fi GO G34 keeps you connected during every journey. It strengthens weak mobile signal in moving vehicles, ensuring clearer calls, faster data, and uninterrupted communication with colleagues, customers, and family. Whether driving through rural backroads or dense city areas, the GO G34 delivers stable, high-quality coverage right inside your vehicle.
Engineered for Trucks, Vans & Luxury Buses
The GO G34 is an essential connectivity solution for commercial hauliers, logistics operators, and long-distance transport providers. When paired with the rugged, hard-mounted OTR high-gain antenna, the system delivers maximum range and consistent performance across national road networks and remote regions. Truck drivers benefit from dependable GPS navigation, continuous communication with dispatch, and improved data reliability, ensuring safety and efficiency on every route.
Marine-Grade Performance for Boats & Yachts
Built for harsh marine conditions, the CEL-Fi GO G34 with its marine-grade antenna delivers robust signal boosting for boats, yachts, and coastal vessels. Even miles offshore, the system enhances mobile coverage to support clear voice calls, stable internet access, secure navigation apps, and seamless communication with ports and marinas. Whether managing a private yacht or operating a commercial vessel, you stay connected where standard mobile reception often fails.
Why Choose CEL-Fi? – The Mobile Connectivity Advantage
The CEL-Fi GO G34 delivers a superior mobile experience compared to generic vehicle repeaters. With its intelligent signal amplification, network approval, and advanced interference protection, it provides:
- No more dropped calls
- Stronger, clearer voice quality
- Faster and more stable data speeds
- Reliable streaming and navigation on the move
- Fully compliant, network-safe operation
Wherever you drive or sail — across Ireland, through rural routes, or offshore — the CEL-Fi GO G34 keeps you connected with powerful, dependable mobile signal when you need it most. Approved and licence exempt by Comreg
- 100 dB max signal gain covering an area 1,500 m2 per system
- Boosts 3G / 4G / 5G for voice and data simultaneously
- Available for EIR, Vodafone, Three and all Mobile Virtual Network Operators
- Can easily switch between mobile networks via the CEL-FI WAVE app
- Quick and easy setup and installation
- Remote monitoring and management with the CEL-FI WAVE app
- Smart Signal Booster with IntelliBoost® Chipset – Unconditionally Network Safe
- Licence-exempt and fully meets Ofcom’s UK Interface requirement 2102 (IR2102) (UK) and ComReg S.I.No.283 of 2018 (Ireland)
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