RC Radios>ExpressLRS

RadioMaster RP3-H ExpressLRS Receiver

Unlock superior flight performance with the RadioMaster RP3-H Receiver—reliable, tough, and perfect for demanding helicopter environments.


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SKU: 2276 Categories: , ,


The RP3-H ExpressLRS Receiver comes with a built-in TCXO and an integrated housing design that makes the receiver tougher and ready to mount in modern helicopter frames. With the RP3-H receiver, you can get reliable, stable, and accurate signal reception, which enhances your flight experience and allows for superior performance even in demanding environments.


  • Perfect for helicopters and any application that needs a rugged cased serial receiver
  • Plug’n’play solder free RP3-H ExpressLRS receivers compatible with NEXUS Heli flight controller
  • Optimized PCB design for better heat dissipation
  • LNA for better receiver range
  • PA for better telemetry range
  • Antenna Diversity for improved signal stability and range
  • Built-in a TCXO (temperature compensated crystal oscillator)
  • Automatically detects voltage telemetry of external battery voltage or receiver battery/ESC BEC voltage
  • Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS


  • Item: RP3-H ExpressLRS 2.4GHz Nano Receiver
  • Type: ISM
  • MCU: ESP8285
  • RF Chip: SX1281
  • Telemetry RF power: Max 100mW
  • Antenna: 150mm 2.4GHz Antenna x2
  • Frequency Range: 2.404 – 2.479 GHz
  • Maximum receive refresh rate: 500Hz / F1000Hz
  • Minimum receiver refresh rate: 25Hz
  • Working voltage: DC 4.5 – 8.4V
  • Battery voltage detection range: DC 4.0 – 35V
  • Weight: 5.1g (Including two antenna)
  • Dimension: 28mm*24mm*8mm
  • Firmware Version: ExpressLRS v3.3.1 pre-installed
  • FW Target: RadioMaster RP3-H Diversity 2400 RX
  • Bus interface: CRSF/S.Bus

Package Includes:

  • 1 x RP3-H ExpressLRS 2.4GHz Nano Receiver
  • 2 x 150mm IPX1 2.4GHz T Antenna (installed)
  • 1 x JST-GH CRSF 4 wire Pigtail
  • 1 x JST-GH 4 wire to JST-GH CRSF cable
  • 1 x JST-GH 4 wire to single Servo pin (single dupont connectors)
  • 1 x Voltage telemetry wire
  • 1 x Quick start guide


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