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Home Products Band Single band boosters Mini 3G Signal Booster All Networks

Mini 3G Signal Booster All Networks

Original price was: R4,825.Current price is: R4,355.
SKU: SB3G-250

smartboosters Logo With SA Round Flag 3

Key Features & Benefits

  • All SA 3G Data Networks (MTN, Vodacom, Telkom, Cell-C)
  • Full Kit Booster, Indoor & Outdoor Aerial, 10 Metre Cable & PSU
  • WCDMA Frequency UL 1920~1990MHz – DL 2110~2180MHz
  • Coverage: Areas up to 250 m²
  • ALC (Auto Level Control)
  • AGC (Automatic Gain Control) / 0~30dB Range
  • Upgraded Gain Level 60/65dB
  • RSSI Signal Strength Indicator and Oscillation Alarm
  • 30-Day Money-Back Guarantee
  • 3 Year Warranty


Proven Performance: 3G Data Boosters For Effective Signal Network Improvement

Experience lightning-fast internet data speeds for all networks in South Africa & in other African countries with our Mini 3G Signal Booster - Code: SB3G-250.

Designed to enhance your online experience across all major South African 3G networks including MTN, Vodacom, Telkom, Cell-C, Mascom, Orange, BeMobile, BTC, Econet, Telecel, NetOne, Airtel, Zamtel & more.

This powerful booster operates on the renowned 2100 MHz frequency, ensuring optimal performance for streaming, uploading, and downloading photos, videos, music, & documents.

With coverage spanning up to 250 square meters, the SB3G-250 supports up to 25 users simultaneously, making it ideal for offices, homes, and working areas.

Mini Signal Booster 1







4GiconCell rain telkom vodacom mtn

Simplify Setup with Comprehensive Installation Guides

Equipped with standard kits including a 10-meter coaxial cable, outdoor antenna, indoor booster, power supply, and indoor whip aerial, getting started is very easy.

Once configured, enjoy uninterrupted 3G Data on all networks in your desired location.

Streamlined Setup Process for Straightforward Integration

Don't let installation woes hold you back!

Our boosters are meticulously engineered for effortless setup, backed by very positive feedback from satisfied customers.

With a plug-and-play system, installing your 3G Mini Booster is a delight.

The setup process remains consistent across all our boosters, ensuring an effective experience for users of all levels.

Simply follow our simplified instructions and experience the difference.


Step By Step Install Of A Signal Booster

How To Install A Signal Booster

Comprehensive Coverage for Unmatched Connectivity

Experience the power of enhanced 3G coverage indoors with our comprehensive signal solution On All Networks Across South Africa, Angola, Botswana, Burkina Faso, DRC, Djibouti, Gabon, Ghana, Lesotho, Malawi, Mozambique, Namibia, Saudi Arabia, Senegal, South Sudan, Eswatini, Tanzania, Zambia, Zimbabwe & many more.

The outdoor antenna captures signals from outside and transfers them via the coaxial cable to the indoor booster, which amplifies the signal for improved connectivity on 3G cellphones and related devices such as sim-enabled technologies.

Any devices that use a SIM card will be boosted on 3G Data such as iPads, 3G Wifi Dongles, 3G Wifi routers, 3G Credit Card Machines, Trackers, CCTV cameras & more.

With an indoor antenna spreading enhanced coverage, stay connected wherever you are.

Troubleshoot Signal Issues with Ease

Address common signal issues effortlessly with our cutting-edge signal boosters.

Whether it's poor signal penetration into buildings or limited coverage due to geographical factors, our boosters offer a reliable solution.

From distance to cell towers to building materials and natural obstacles, our boosters ensure consistent connectivity, allowing you to enjoy uninterrupted 3G Data mobile phone connectivity.


1 bar signalFull Bars

We got you covered with improvements from 1 bar to full bars.

In conclusion:

Transform your online journey with our lightning-fast 3G data boosters.

Crafted for smooth integration and unmatched performance, our SB3G-250 booster ensures extensive coverage and easy setup.

Bid farewell to connectivity challenges and embrace uninterrupted browsing, streaming, uploading and downloading. Take the leap today and open doors to limitless opportunities!

What's Included In The Box

  • 1 x 3G  Mobile Booster
  • 1 x Outdoor antenna
  • 1 x 10 meter coax cable
  • 1 x AC/DC Power Supply
  • 1 X Indoor Whip antenna
  • 1 x Easy to work with Installation Manual



Our boosters are ICASA approved & comply to South Africa's health & safety regulations.




Product Specifications

GainUL 24~55dBDL 29~60dB
PowerUL Max 19dBmDL Max 18dB
FrequencyUL 1920~1990MHz – DL 2110~2180MHz
Ripple in Band≦ 5dB
Spurious Emission ≦ -30dBm ~ -36dBm
Max Noise Figure≦ 6dB
Return Loss≦ 3dB
Time Delay≦ 0.5μs
MTBF> 50000hours
Power SupplyAC100~240V 50~60Hz / DC12V 2A (Included)
Power Consumption < 10 Watt
Impendence50 Ω
ConnectorN-Female as standard
CoolingHeatsink convection cooling
Dimensions (DxWxH)230x130x34mm
Weight1200 Gram
Environment ConditionsIP 40
Humidity< 90%
Operating Temperature10°C – 60°C




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