Frsky · receiver

Frsky R-XSR

Frsky R-XSR — ACCST/SBUS receiver for legacy builds. Receivers decode your handset link (ELRS, Crossfire, ACCST). Protocol must match the TX module and FC UART. Weight: 3 g. Voltage: 1S–2S (5–9 V). Protocol: Frsky. Tags: frsky, accst.

~€223 gFrsky
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Use cases

  • ELRS 2.4 GHz — most popular FPV link
  • Crossfire 900 MHz — longer range
  • SPI receiver — whoop AIO

Compatibility & specs

  • Weight: 3 g
  • Voltage: 1S–2S (5–9 V)
  • Protocol: Frsky
  • Tags: frsky, accst

Buying tips

  • Indicative price ~€22 — compare alternatives in the FPV configurator.
  • Before buying verify stack size, VTX protocol and battery cell count compatibility.
  • For EU flights follow CE/NAA rules — separate from technical matching.

FAQ

What is Frsky R-XSR for?
Frsky R-XSR — ACCST/SBUS receiver for legacy builds. Receivers decode your handset link (ELRS, Crossfire, ACCST). Protocol must match the TX module and FC UART. Weight: 3 g. Voltage: 1S–2S (5–9 V). Protocol: Frsky. Tags: frsky, accst.
What is Frsky R-XSR compatible with?
Weight: 3 g Voltage: 1S–2S (5–9 V) Protocol: Frsky Tags: frsky, accst
Does Frsky R-XSR fit my build?
Use the A2STS FPV configurator — select this part and the engine flags current, weight and protocol issues.
Which protocol does R-XSR use?
Frsky. All chain parts (VTX, camera, goggles, RX) must stay in the same ecosystem.

Specifications

Weight
3 g
Protocol
Frsky

Alternatives