Hiboost Hi17 3S Tri Band 900, 1800, 2100Mhz Repeater


Mobile Signal Repeater: Looking for legal solution to increase your mobile coverage at your property? You couldn’t find better place to what you are looking for. With our massive experience dealing with all sorts of lack of communication and signal issues in the past we can provide solution, technical support, installation, and cost effective devices that will work hard to meet your needs.

We provide an free delivery in Ireland so product price does include shipping.

All mobile repeaters available on our website are Home and Office series, they work with every single mobile operator in Ireland so you don’t have to worry which one will be suitable for your network. We also have Pro series in stock for bigger projects and much bigger areas to cover for example, shopping centers, hotels, lifts, tunnels, car parks, factory, basemends, queries etc… if you are looking for PRO series please contact us directly as this models required full professional installation due to more complicated set up.

9 in stock


Cellnet is partnered with HiBoost, the global leading manufacturers of the Mobile Signal Repeater. Also Cellnet will provide distribution, full support and the full range of HiBoost products and accessories. HiBoost specializes in the production of consumer cell phone Signal Mobile Repeaters for personal and industrial solutions. Certainly we can guarantee no trouble with your mobile coverage wherever you are in Ireland Also this tri band mobile repeater works on GSM and mobile data frequencies. This means that they will increase your voice coverage on your mobile phone and also mobile data.


Besides this tri band mobile repeater works on GSM , 3G and also support 4G LTE frequencies band. Means that after installing this device certainly you’ll be able to enjoy good mobile voice coverage plus perfect 3G/4G coverage for your quick mobile data connection. Finally this product model Hi17-3S comes with everything you need to complete your installation. Also has building internal antenna so looks neater and has much better coverage. As a result installation itself is very simple and there is only two rules that will get you out of any trouble while setting up the device.

  • The first rule is to place an outdoor antenna externally as high as possible facing the mobile tower.
  • The second rule to keep the internal antenna as far as possible form the external antenna.

If you stick with this two rules nothing really could go wrong furthermore we also have installation service so we can support you if it’s too much for you and you need help setting up equipment at your place. If you decide to use our installation service then please make a note while paying for this kit and once we receive your order we will contact you to arrange an appointment. Also customizable length of cables are available on our website if you ever need longer cables.


Key Features for Hi17 range:

  • The single band supports 800/900/1800/2100 bands, the dual-band supports 900+2100/900+1800 bands
  • Boosts voice (single) and 3G/4G data (dual band)
  • Real-time LCD display
  • Auto and Manual Gain Control (AGC and MGC)
  • Auto shut-off function
  • Automatic resolving of self-isolation problem
  • Durable & reliable metal housing


Product specification: Mobile Signal Repeater

Freq. Range 900 MHz (GSM/EGSM), 2100 MHz (3G/WCDMA), 1800 MHz (4G/LTE)
880~915MHz Up 925~960MHz Down, 1710~1785MHz Up 1805~1880MHz Down 1920~1980MHz Up 2110~2170MHz Down
more frequency available
Model Hi17-3S
Max Gain 65dB Up – 65dB Down
Coverage 1200-1800 sq.m
Power Supply Output DC 12V/3A
Consumption ≤12W
Impedance 50 Ohms
Connectors N-female
Cable Type Low loss  3D-FB
Certification CE,RED 2014,53,EU
Op. Temp. -10ºC~+55ºC
Weight Device-1800g/Kit-5015g
Dimensions       153*246*36 mm


Hi17-3S comes as a full kit with all the necessary installation components:

  • Mobile signal booster
  • Build in indoor antenna
  • Outdoor Yagi antenna
  • Low loss cable of 15 m
  • 12V/3A, AC/DC power adapter
  • All necessary mountings
  • User manual

Additional information

Weight 1800 g
Dimensions 153 × 246 × 36 cm