Nextivity Celfi Go Roam R41 3G/4G/5G Mobile Signal Repeater Booster



Now approved by Telstra, Optus and Vodafone

ROAM R41 boasts enterprise-grade performance combined with a user-friendly
installation design, making it incredibly easy to set up and power on.
Regardless of whether you’re in a car, truck, RV, or boat, this compact solution
keeps you connected wherever you roam. Its low-profile design enables discreet
installation under any seat, while its rugged frame ensures durability,
enhancing both productivity and safety for individuals and mobile devices alike.

Equipped with the cutting-edge 4th generation Nextivity IntelliBoost chip, ROAM
R41 features advanced technology utilized in our enterprise cellular coverage
solutions. This chip delivers unparalleled signal gain, guaranteeing that you
can always make calls, send texts, enjoy your favourite music, and stay on the
right route while on the road or water. Offering reliable 3G, 4G, and 5G DSS
connectivity within vehicles, including fleet vehicles, the CEL-FI ROAM R41 is
the ultimate solution to address poor coverage issues and enable dependable
calling, texting, and streaming while on the move.

Setting up ROAM R41 is a breeze with its plug-and-play operation, allowing you
to improve connectivity in your house, car, truck, RV, or boat within minutes.


Ideal for boosting mobile signal in a House, factory, car, van, 4WD, truck, motor home, caravan or boat.

  • Support for 3G, 4G and 5G DSS
  • Suitable replacement for GO G31 Mobile
    Carrier switchable between Telstra, Optus or Vodafone – (can be performed via WAVE App)
  • Supports 700L/850/900/1800/2100/2600 + Band 20 & 26
  • The latest 4th generation Nextivity proprietary IntelliBoost chip delivers channelised coverage for specific mobile network operator signals
  • Ease of installation with plug-and-play operation

Supports 5G DSS on Telstra, Optus and Vodafone
This is a type of 5G that layers both 4G and 5G on top of each other sharing the
same frequency.
The WAVE App will not display 5G is being boosted, but your handset will have
boosted 5G signal and a 5G icon.
May not be available in all areas on all bands.

R41 ROAM CEL-FI GO Technical Details

  • Dimensions @ 79.8(D) x 44(H) x 170.7(L) mm
  • Weight @ 490 grams
  • IP Rating @ ip54
  • Operating Temperature Range 0-60 Degrees Celsius
  • RF Gain @ 100dB
  • Current Consumption @ 18 Watts
  • Input Voltage @ 11.5 to 15V DC


  • Cel-Fi GO ROAM R41
  • Automobile Auxiliary Power Adapter (CLA)
  • Server Antenna
  • Mounting Hardware
  • Ground Cabling



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Nextivity Celfi Go Roam R41 3G/4G/5G Mobile Signal Repeater Booster