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MPI Hobby is exclusively designated for wholesale customers. Retail customers please visit to place orders. Thank you.
MPI Hobby is exclusively designated for wholesale customers. Retail customers please visit to place orders. Thank you.

RadioMaster ER5C-i 2.4GHz ELRS PWM Receiver

Original price $19.99 - Original price $19.99
Original price
$19.99 - $19.99
Current price $19.99

Introducing the RadioMaster ER5C-i receiver, built on the cutting-edge ExpressLRS system for outstanding performance. Experience unparalleled reliability, remarkable flexibility in configuration, lightning-fast response times, and an extended receiving range that redefines your usage expectations.

The ER5C-i ELRS receiver empowers your setup by controlling up to 5 servos and includes integrated receiver voltage telemetry and battery telemetry. Its intelligent design automatically detects the appropriate voltage input, streamlining your experience. With a built-in high-sensitivity ceramic antenna, the ER5C-i ensures a seamless installation for all surface models, eliminating concerns about antenna wires. Upgrade to a new level of precision and convenience with the RadioMaster ER5C-i.

Key Features:

  1. High-Sensitivity Ceramic Antenna: Enhanced signal reception.

  2. ExpressLRS System: High performance, reliability, and extended range.

  3. PWM Channel Support: Control up to 5 channels.

  4. Auto Voltage Telemetry Detection: Monitors external/receiver/ESC battery voltage.

  5. Optimized PCB Design: Efficient and reliable performance.

  6. Wi-Fi Updates & WEBUI Configuration: Easy updates and intuitive settings.

  7. TCXO Technology: Stable and precise performance in any environment.

  8. Versatile Model Compatibility: Suitable for all surface models.

  9. ExpressLRS Module Compatibility: Integrates seamlessly with 2.4GHz ExpressLRS modules and transmitters.

Upgrade your RC experience with the RadioMaster ER5C-i: compact, powerful, and feature-packed.


  • Item: ER5C-i 2.4GHz ELRS PWM Receiver
  • Power supply: DC 4.5 - 8.4V
  • Antenna type: Built-in high-sensitivity ceramic antenna
  • Wireless protocol: ExpressLRS 3.3.0 pre-installed
  • Output channel: 5CH PWM
  • Telemetry power: 10mW
  • Battery voltage detection range: DC 4.0 - 35V
  • Weight: 5.0 grams
  • Dimensions: 30.0*18.5*13.0 mm
  • Firmware: Device Category: Radiomaster 2.4Ghz / Device: RadioMaster ER5C-i

Package Includes

  • 1 * ER5C-i 2.4GHz ELRS PWM Receiver
  • 1 * Voltage telemetry wire
  • 1 * User Card