Cel-Fi Go Ultra Plus Retrofit Kit

Cel-Fi Go Ultra Plus Retrofit Kit

SKU: 00047

AU$1,375.00AU$1,410.00 per package

This mobile repeater provides an extension of the Telstra Mobile network for in vehicle use in areas with marginal mobile coverage and is an evolved smart signal booster that can amplify cellular signals by up to 100 dB.




This Cel-Fi Go ultra + retrofit kit is a complete package that can be installed into any caravan or RV with an existing Winegard  or Antennatek TV antenna.

The kit features our own WINSIG Compact Broadband external antenna incorporated into our Ultra retrofit TV antenna, making this the ultimate connectivity package for your RV.

Detailed specifications and description of the WINSIG 3.2 Ultra plus TV antenna array are available by viewing SKU00041.

The Cel-Fi unit will function on the Telstra network only, and replaces a Wi-Fi router for greater coverage and output of actual Mobile phone tower signals.

Cel-Fi Features

  • The system does not require a SIM card, and has no ongoing network costs!
  • This Smart Signal Repeater is the first mobile coverage solution to feature industry-leading 100 dB system gain and Nextivity’s unconditional network safe guarantee.
  • The Cel-Fi software leverages artificial intelligence and award-winning Intelliboost signal processing to deliver the industry’s best voice and data wireless performance for mobile subscribers on the move.
  • The unit is weather resistant (IP54) and does not interfere with other wireless devices.
  • This solution is ideal for vehicles, RVs and boats.

Technical Specifications


  • Available Frequency Bands (MHz)            Band 3/5/28
  • Frequency Range                                      1800Mhz, 850Mhz and 700Mhz
  • RF Gain (max)                                           100dB
  • RF Connectors                                          SMA
  • Power Supply                                            12V
  • Ambient Temp. Range                               0° to 65°C
  • Environment                                               IP54
  • Weight (inc. frame)                                    600g
  • Dimensions                                                255mm(W) x 87mm(D) x 28mm(H)
  • Output Impedance                                     50ohms
  • Current Consumption                                15W
  • DC Supply                                                  9.6 to 28.8 VDC via external supply

Winsig 3.2 Ultra Plus External Antenna

  • Polarity – vertical and horizontal (TV)
  • Frequency band – VHF and UHF (TV)
  • Frequency bands – 696-960 / 1710-2170 / 2300-2700 MHz (Broadband)
  • Material – Polycarbonate plastic and aluminium
  • Dimensions: 980mm L x 400mm W x 215mm H (full down position)


Included in the Box

  • Cel-Fi Go Smart repeater unit
  • 12V cigarette lighter power cable (Cel-Fi)
  • Internal (server) antenna with 4m cable
  • Cel-Fi mounting system
  • WINSIG 3.2 Ultra Retrofit Antenna (dual elements)
  • Twin High gain (30dB) integrated electronic signal boosters (inbuilt in TV antenna)
  • Twin 600mm aluminium mounting booms.
  • Attachment hardware.
  • Integrated 694 MHz low pass signal filter (TV)
  • Broadband wall plate and patch lead (TS9 connector) to suit most Telstra mobile broadband routers.
  • Detailed installation instructions



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