If you need other frequency, please leave a massgae to confirm with us when you plance order :) otherwise, we will send 433MHz.
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
Remote control switch control
Home automation remote sensing
Wireless remote telemetry
Building automation and security
Access control system
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
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
1.Any inquiries will be replied in 12 hours.
* 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.
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.
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.