RadioMaster ER5C-i 2.4GHz ELRS PWM Receiver

RadioMasterSKU: RMS-RX-ER5Ci

Sale price$19.99

Customer Reviews

Based on 1 review

Works fantastic

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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


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