RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster ER4 2.4GHz ELRS PWM Receiver
RadioMaster

ER4 2.4GHz ELRS PWM Receiver

$14.99
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  • VAT fees will be added to orders bound for EU member states.
  • Batteries can't be shipped separately, please purchase batteries with Radio units.
  • Customized products require a 40-day lead time and no refunds can be made after the order is placed.

The RadioMaster ER series of PWM receivers are based on the revolutionary ExpressLRS system. It offers high performance, high reliability, flexible configuration, fast response speed and ultra-long range bringing you brand new experience with your hobby.

The ER4 PWM receiver can drive 4 servos simultaneously. Designed with a very small volume, it is suitable for small aircraft models, ship models, car models and other models that require a small or lightweight receiver while still providing full range.

Launch Video

Features

  • Based on the Revolutionary ExpressLRS System
  • High performance, high reliability, flexible configuration, fast response speed and ultra-long range
  • Support 4 PWM Channel
  • Optimized ground up PCB design
  • Automatically voltage telemetry of external battery voltage or built-in receiver voltage
  • Supports Wi-Fi updates and WEBUI configuration
  • High quality 2.54 mm connector
  • Standard 15 cm High Sensitivity Antenna
  • For small aircraft, boats and cars and more
  • Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS

Specification

  • Item: ER4 2.4GHz ELRS PWM Receiver
  • Power supply: DC 4.5 - 8.4V
  • Antenna type: 15cm high sensitivity antenna
  • Wireless protocol: ExpressLRS 3.3.0 pre-installed
  • Output channel: 4CH PWM
  • Serial Output: CRSF / Sbus
  • Telemetry power: 10mw
  • Battery voltage detection range: DC 4.0- 35V
  • Weight: 3.0 grams
  • Dimensions: 30*15*5mm
  • Firmware: Device Category: Radiomaster 2.4Ghz / Device: RadioMaster ER4 2.4GHz PWM RX

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      Size

      RadioMaster ER4 2.4GHz ELRS PWM Receiver

      RadioMaster ER Series Receivers

      Package Includes

      • 1 * ER4 2.4GHz ELRS PWM Receiver
      • 2 * Heat-shrink tube
      • 1 * Voltage telemetry wire (Type-A)
      • 1 * User Card
      RadioMaster ER4 2.4GHz ELRS PWM Receiver

      Download

      EDGETX Gold Partner
      EdgeTX Gold Partner

      Radiomaster is proud to be an EdgeTX Gold Partner and to have played a pivotal role in the inception of the EdgeTX project. Our commitment goes far beyond just producing radios that run on EdgeTX; we are actively collaborating with the EdgeTX team to drive innovation and help shape the future of EdgeTX based technology.

      FAQs

      Due to the EU tax reform, VAT fees will be added to orders bound for EU member states if the standard shipping method is selected. Alternative shipping methods such as DHL do not add VAT fees. The recipient's VAT and EORI account number need to be provided. 

      - For more FAQs and online resources, please click here to check it.

      - For warranty repairs and support please open a support ticket.

      - All tutorial videos, please check on RadioMaster Youtube Channel.

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