FrSky RXSR Ultra Mini Receiver


In stock

SKU: 1675916
  1. Number of channels: 16CH (1-16CH from SBUS channel, 1~8CH from CPPM channel)
  2. Operating Voltage Range: 3.5~10V
  3. Firmware Upgradable
  4. Compatibility: FrSky X Series modules and radios in D16 mode


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1 Year Warranty
15 Days Warranty
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Brand: FrSky
Category: Drone Transmitter and Receiver

This FrSky RXSR Ultra Mini Receiver is the evolution of the FrSky full-range XSR receiver. The R-XSR is a standalone receiver with all the functions of XSR, in addition, it’s almost 1/3 size and 1/3 weight of an XSR receiver. Moreover, there redundancy function is integrated into this tiny receiver to ensure security, and the IPEX connector makes it more convenient for you to replace antennas.

The R-XSR is an ACCESS-compatible receiver, by flashing the ACCESS firmware it can be re-bound at any time without accessing the F/S button once it is registered to an ACCESS radio.

Note: Refer to manuals in the ATTACHMENTS section for more info. regd. the product. 


  1. Easy to use
  2. Good quality product
  3. Compact sized
  4. Ultra mini size and lightweight
  5. Support telemetry and Smart Port enabled
  6. Full range
  7. The FrSky X4R-SB Receiver supports 16 channels, with channels 1-16 from the SBUS channel and channels 1-8 from the CPPM channel
  8. It features firmware upgradability.
  9. Switchable SBUS/ CPPM signal output
  10. Supports redundancy function.
  11. IPEX connector, replaceable antennas

Package Includes:

1 x FrSky RXSR Ultra Mini Receiver

1 x connecting cable

SKU: 1675916 Category:
Operating Voltage (V)



FrSky X Series modules and radios in D16 mode

Dimensions (LxWxH) mm


Weight (g):


Shipping Weight 0.01 kg
Shipping Dimensions 8 × 6 × 1 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China