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MX-FS-03V 433MHz Wireless Transmitter Module

The MX-FS-03V 433MHz Wireless Transmitter Module is designed for transmitting data with the MX-05 receiver module.


Availability: 98 in stock

Buy now, pay later available.

SKU PHI1071311 Category Tags ,


The MX-FS-03V 433MHz Wireless Transmitter Module is designed for transmitting data with the MX-05 receiver module.
The Module consists of a single digital input pin that when HIGH will trigger the transmitter to continuously transmit a signal at 433MHz.
The MX-FS-03V 433MHz Wireless Transmitter Module is ideal when low power and low data (4Kbps) applications are required.
Both the MX-FS-03V and MX-05 modules operate on a single channel allowing the use of multiple transmitters and receivers to operate with each other.



  • Operating voltage: 3.5V – 12V
  • Transmission distance: 20 – 30m (depending on supply voltage)
  • AM transfer rate: 4Kb/s (4000 bits per second)
  • Transmission power: 10mW
  • Emission frequency: 433M
  • Dimensions: 19mm x 19mm



  • 1 x MX-FS-03V 433MHz Wireless Transmitter Module

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We ship Australia wide to all addresses, including PO Box, Parcel Locker, etc.

The following shipping options available are listed below:

Australian Orders

  • Standard Shipping – Free (low cost / small products) – Sent via standard Australia Post stamped mail, 3 – 7 business days delivery depending on location, minimal tracking.
  • Standard Shipping – Free (higher cost / larger products) – Sent via Australia Post Parcel Service or Courier Service, depending on location and mailing address, 2 – 5 business days delivery, with full tracking.
  • Express Post – $12.00 (Cost may be higher depending on product size) – Sent via Australia Post Express Service, 1 – 2 business days for metro orders, potentially longer for orders outside of metro zones, with full tracking.

Orders outside of metro orders can take 2+ days longer than the estimates stated above.

International Orders

Shipping costs for international orders vary depending on location and package size, where possible we have kept this to flat rate charges to reduce confusion.

International orders are shipped through Australia Post and Sendle courier service depending on the most economical at the time.

Pick Up
In-person pickup is currently not available. If the order is urgent, please contact us to see what can be arranged.

If you have any questions, please have a look at the customer service portal where you will find answers to many common questions, or you can reach out to us through the contact us page.

More Information

If you would like more information regarding placing international orders, please view the faq page under the “Do you accept international orders?” section.

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