G-NiceRF Four Channel Wireless Switch Remote Controller SK108U 3Km Transmitter Distance Transceiver Module Remote Controls

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US $50-52 / Pieces | 2 Piece/Pieces Remote Controls (Min. Order)
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
SK108U wireless switch Remote Controls
Remote control wireless switch
Transceiver range:
3KM long range rf transmitter and receiver
Frequency Range:
433/470/868/915 MHz
-121 dBm
Maximum output power:
Working Voltage:
9 ~ 18 V
Output power:
Temperature Range:
-40 ~ + 85 °C
Switch control:
Two way switch control
Supply Ability
Supply Ability:
500000 Piece/Pieces per Month Remote Controls
Packaging & Delivery
Packaging Details
Poly bag to pack into bubble bag, then delivery within yellow nertral box
Lead Time :
Sample order in 3 days; bulk order within 15 days

Four Channel Wireless Switch Remote Controller SK108U 3Km Transmitter Distance Transceiver Module Remote Controls




Here is the Order List:
  • 2PCS SK108-433MHz RF Modules
  • 2PCS SW433-XP1M Antennas
  • If you need other frequency, please leave a massgae to confirm with us when you plance order :) otherwise, we will send 433MHz.
Product Description


SK108 is a industrial four channel wireless switch controller, it provides maximum four channel signal input and maximum four channel control output. It features simple interface and reliable performance. The parameters can be modified by PC software / UART command / remote controller (SK108-S). DIP switch on the module can used to change operating frequency (maximum 16 group), operation mode etc. Using this module, user can replace wired device with the wireless connection, which significantly reduce the cost and save much time.




  • Up to 3Km line-of-sight in open area
  • Frequency Band : 433 ,470,868,915MHz(Optional)
  • 16 predefined channels
  • Parameters configurable by PC software/ Remote controller/ UART Command
  • Real-time/Timing working mode for optional
  • Bi-directional wireless switch control
  • Sensitivity up to 121 dBm
  • Maximum output power: 1 W
  • Indicate and alarm when battery low
  • Working voltage 9 ~ 30 V
  • Working temperature range: - 40 ~ + 85 ° C
  • Weight: 143g




  • Remote control switch control
  • Security system
  • Home automation remote sensing
  • Wireless remote telemetry
  • Building automation and security
  • Access control system





Electronic parameters




Application Connection

The input port is pulled up internally, leave open or connect with 3.3V will result in high level, it is low level when connect to GND.
High level will make the output of the other side short out. And low level will make the output of the other side open. Below is regular connection


Pin definition




Mechanical dimension




Packaging & Shipping


1.  Items will be shipped within 3~5 days after we receive the full payment.

2.  We do not guarantee delivery time on all international shipments due to differences in customs clearing times in individual countries, which may affect how quickly your product is inspected.

3.  If you do not receive item within 60 working days (10 weeks), please contact us to investigate the case.

4.  Please note that buyers are responsible for all additional customs fees, brokerage fees, duties, and taxes for importation into your country. These additional fees may be collected at time of delivery. We will not refund shipping charges for refused shipments.


We can provide EMS, DHL, Fedex, TNT China Register Post Air Mail and etc.

* All free shipping on our store are mostly China Registered Post Air Mail.

* If you need fast shipping like DHL or other, you will need extra payment, pls contact sales to evaluate the price



Our Services

1.Any inquiries will be replied in 12 hours.

2.OEM/ODM service.

* Customer's own logo is available;
* We help customer realize their own thinking, idea, design;


3. After-sale Service.
* All products passed QC before shipping;
* All products will be well-packed before shipping;
* All products have 1 year guarantee. Damaged item is free to change or return in warranty period.


4.Payment Terms:

T/T,Western Union/paypal/MoneyGram.

5.Shipping Company:

China air post/HK,Singapore post/EMS/DHL/FEDEX.




A) Are you factory?

1)Yes, we are factory, we have our own R&D team, all products are developed by our own R&D team.

B) Do you offer technology suppor?
1) Yes, we offer technology support and ODM&OEM service. 



Company Information

NiceRF is a technical company which engaged in researching, developing, producing and selling IOT(internet of things) products.With more than 10 years experience of product design in RF and sensors, we have earned a good reputation among our customers. Customers’ needs is the motive and value which force us to go forward. We are trying our best to improve the quality, help our customers to reduce the developing difficulty on hardware and software, shorten the developing time. All these works make our customer advanced both in concept and technical; make theirproducts reliable with competitive price.We devoted ourselves on providing good RF modules, walkie talkie modules and integrated digital sensor modules. Meanwhile, ODM and OEM projects are welcomed. We are improving ourselves to organize perspective market team, professional R&D team, qualified technical support team, and to build sound producing system and perfect quality warranty system and etc.