RadioMaster ER5A 2.4GHz 5Ch ELRS PWM Receiver

RadioMasterSKU: RMS-ER5A

Sale price$19.99

Customer Reviews

Based on 2 reviews
Tremayne D.
RadioMaster ER5A pwm elrs rx

What a great rx! Easy to set up in ExpressLrs configurator. With all the advantages of flying elrs, and it can still be connected to a flight controller.

Arlo B.
Everything I expected. Great

Struggled a little bit flashing to new release but once done they are exceptional

Download Manual


Introducing the RadioMaster ER5A 2.4GHz 5Ch ELRS PWM Receiver, designed for aircraft applications. We are also pleased to offer the ER5C ELRS PWM Receiver, ideal for surface and marine R/C applications.

Key Features:

  • Supports 8.4V HV servos and accessories
  • Injection-molded receiver casing for maximum durability
  • Fast response speeds and impressive range
  • Supports 4 proportional and 1 switch channel (ExpressLRS 2.x)
  • Supports 5 proportional channels (ExpressLRS 3.x)
  • Compact size and easy installation makes it perfect for surface, marine, and air R/C applications


  • Item: ER5A 2.4GHz Receiver
  • Power supply: DC 4.5-8.4V
  • Antenna type: High sensitivity T-shaped antenna
  • Wireless Protocol: ELRS 2.0 pre-installed
  • Output channel: CH1-4 standard PWM; CH5 switch (ON/OFF) PWM
  • Weight: 6.6 grams
  • Size: 371913mm

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