The Cel-Fi GO G41 Signal Booster is a carrier-approved standalone mobile repeater designed for custom mobile coverage installations throughout Australia.

Supplied as the booster unit only, it allows installers and experienced users to pair compatible external antennas, internal antennas and cabling to suit homes, commercial buildings, farms, warehouses and remote sites. Supporting Telstra, Optus and Vodafone (one carrier at a time), the GO G41 delivers up to 100dB system gain, boosts two frequency bands simultaneously, and supports 3G, 4G, VoLTE and 5G DSS for outstanding mobile voice and data performance.

Build a Custom Mobile Signal Booster System

Ideal for professional installers and custom projects requiring maximum flexibility.

Perfect for:

✔ Homes

✔ Commercial buildings

✔ Farms

✔ Warehouses

✔ Workshops

✔ Offices

✔ Mining camps

✔ Government facilities

✔ Large custom installations

Supplied as the Booster Only

Choose the antennas and accessories that best suit your installation.

Compatible with:

✔ LPDA Yagi antennas

✔ Omni-directional antennas

✔ Ceiling dome antennas

✔ Panel antennas

✔ Low-loss coaxial cable

✔ Splitters

✔ Lightning protectors

✔ Pole mounting hardware

Australia's Most Powerful Carrier-Approved Booster

Professional-grade mobile coverage for demanding environments.

Features include:

✔ Up to 100dB system gain

✔ Supports two frequency bands simultaneously

✔ Up to 40MHz relay bandwidth

✔ 3G, 4G, VoLTE & 5G DSS support

✔ Carrier switching via Cel-Fi WAVE App

✔ Ethernet remote management

✔ ACMA carrier approved

✔ Expandable multi-antenna installations

Key Features

✔ Cel-Fi GO G41 standalone booster

✔ Booster unit only

✔ Compatible with Telstra, Optus & Vodafone

✔ Carrier-approved mobile repeater

✔ Up to 100dB gain

✔ Supports two frequency bands simultaneously

✔ Up to 40MHz relay bandwidth

✔ 3G, 4G, VoLTE & 5G DSS compatible

✔ Ethernet remote management

✔ Custom antenna compatibility

✔ Australian stock

Stronger Signal, Wider Coverage

With an upgraded +20 dBm output power, the GO4 delivers industry-leading coverage of up to 3,000 m² — perfect for homes, offices, warehouses, and large rural properties. Fewer black spots, stronger calls, and faster data where you need it most.

Works Across All Major Australian Networks

Telstra
Optus
Vodafone

Switch networks anytime via the WAVE app - no hardware changes required (one carrier active at a time).

• Advanced Technology for Faster Speeds
• Dual-band simultaneous relay for improved performance
• Carrier aggregation with up to 40 MHz bandwidth
• Supports 3G, 4G, and 5G (DSS) for modern connectivity
• Fully compatible with VoLTE and NB-IoT
• Enjoy smoother streaming, clearer calls, and more reliable connections across multiple devices.

Built for Bigger Installations

The GO4’s higher power allows you to run multiple service antennas from a single unit, making it ideal for:

• Large homes
• Commercial buildings
• Industrial sites
• Smart Connectivity & Remote Management
• RJ45 Ethernet port for direct internet connection
• Remote monitoring and control via the WAVE Portal (installer access)
• Real-time alerts and performance tracking
• Wide Frequency Support

Compatible with key Australian network bands:
700 / 850 / 900 / 1800 / 2100 / 2600 MHz
(Note: 700 MHz not supported on Vodafone)

Why Choose the GO4?

• Bigger coverage than previous GO models
• Works with all major Australian carriers
• Future-ready with 5G support
• Scalable for large or complex setups
• Professional-grade monitoring and control

What is included with the standalone Cel-Fi GO G41?

This product includes the Cel-Fi GO G41 booster unit and power supply only. External antennas, internal antennas, coaxial cable and mounting accessories are purchased separately, allowing you to build a system tailored to your installation.

Who is this product designed for?

It's ideal for professional installers, integrators and customers who already own compatible antennas or need a customised mobile signal boosting solution.

Which mobile networks does it support?

The GO G41 can be configured for Telstra, Optus or Vodafone using the Cel-Fi WAVE App. It boosts one carrier at a time, and you can change carriers whenever required.

Does it support 5G?

Yes. The GO G41 supports 5G Dynamic Spectrum Sharing (DSS) in addition to 3G, 4G LTE, VoLTE and NB-IoT on supported Australian networks.

Can I use my existing antennas?

Yes. If your existing donor and server antennas meet the required specifications and connector requirements, they can generally be reused, making the standalone booster an excellent upgrade option.

Is the Cel-Fi GO G41 legal to use in Australia?

Yes. The GO G41 is an ACMA-approved, carrier-authorised mobile repeater designed specifically for Australian mobile networks and provides a legal alternative to many imported signal boosters.