A boost to indoor and rural connections.

The Cel-Fi G41 represents the latest in 4G cellular repeater technology. Building on the success of the G32 model, G41 has a higher output power providing the largest coverage area of all GO models. 

Cel-Fi G41 is ideal for inbuilding cellular coverage applications. It is also great for rural locations where cellular coverage needs a boost. 


  • 4G, VoLTE, NB-IoT. View network options
  • Up to 3000 m2 coverage area 
  • Two bands simultaneous relay 
  • Total System Relay Bandwidth – Up to 40 MHz 
  • Remote Monitoring, Control, and Alert Capabilities via WAVE Portal (for approved installers) 
  • Ethernet Port for connection to internet source for live monitoring 

Used by various customers to improve indoor coverage such as Auckland Council and rural customers such as bidr to deliver their real-time online auctions. Read bidr's customer story here.

“The response from most customers has been general amazement or bewilderment that we can have high-speed internet – typically multiples better than an ADSL or VDSL connection – in parts of the country where they are unable to get a bar on a mobile device. These customers have since looked to implement similar solutions to provide coverage onto their farms.” Liam Beattie, General Manager, bidr. 

Customer stories and resources

bidr Limited

Find out how bidr are using a Spark plug-and-play solution to deliver their innovative services from rural New Zealand.

Read case study

Sierra Wireless

Staying connected is critical, whether you’re in the field, managing transit vehicles, or in emergency services. Spark IoT’s outdoor/on-the-go Sierra Wireless routers enable critical communication.

View Sierra Wireless

IoT Networks

Connect your IoT solutions to our range of secure and resilient networks. Our networks allow for different use cases depending on your bandwidth and coverage needs.

View network options