SKU: 24636401762

RadioMaster ER5Ci 2.4GHz ELRS PWM Surface Receiver with Built in Antenna

Sale price$23.39 Regular price$25.99
Save 10%

Pay in installments of $6.50 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 19 - Aug 24

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

RadioMaster ER5Ci 2.4GHz ELRS PWM Surface Receiver with Built in AntennaThe RadioMaster ER5C i receiver is based on the high performance, revolutionary ExpressLRS system, featuring high reliability, highly flexible configuration, ultra fast response speeds, and an ultra long receiving range, bringing with it a brand new usage experience. The ER5C i ELRS receiver can drive up to 5 servos and has built in receiver voltage telemetry and battery telemetry with the ability to automatically detect which voltage input to use.

The RadioMaster ER5C-i receiver is based on the high-performance, revolutionary ExpressLRS system, featuring high reliability, highly flexible configuration, ultra-fast response speeds, and an ultra-long receiving range, bringing with it a brand-new usage experience.

The ER5C-i ELRS receiver can drive up to 5 servos and has built-in receiver voltage telemetry and battery telemetry with the ability to automatically detect which voltage input to use. The ER5C-i features a built-in high-sensitivity ceramic antenna, it is designed for all types of surface models and provides a clean install without antenna wires to worry about.

You can also find all the PWM Surface Receivers in the RadioMaster MT12 Surface Radio Controller Collection.

Check out all our ExpressLRS ProductsReceivers, and the rest of our RadioMaster Products!

 

 

Features:

  • Built-in high-sensitivity ceramic antenna
  • Based on the Revolutionary ExpressLRS System
  • High performance, high reliability, flexible configuration, fast response speed and ultra-long range
  • Supports 5 PWM Channels
  • Automatically detects voltage telemetry of external battery voltage or receiver battery / ESC BEC voltage
  • Optimized ground up PCB design
  • Supports Wi-Fi updates and WEBUI configuration
  • Built-in a TCXO (temperature compensated crystal oscillator), ensures stable and accurate performance in any environment
  • Designed for all types of surface models

Specifications:

  • 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
      Shipping Notes
      • Free Standard Shipping on $100+ Orders to the USA.
      • Except Preorder products are shipped in 48 hours.
      • Delivery to the USA:
      1. Standard Shipping : 3-10 business days
      • If time is of the essence, please consider selecting expedited delivery for faster service.
      Exchange/Return Notes
      • We offer a 30-day return/exchange service after receiving.
      • Final sale items are not eligible for returns or exchanges.
      • To process your return/exchange, please contact us at [email protected]
      • Please click here for more details>>> Return & Exchange Policy
      SKU: 24636401762

      Discover Niche Categories That Outsell

      Top-Converting Item to Boost Your Average Order

      4.1 ★★★★★
      Based on 11 reviews
      Sort
      Highest Rating
      Newest First
      Oldest First
      Product Reviews
      A
      Verified Purchase
      Amanda
      Houston, US
      ★★★★★ 5
      Excellent quality
      Size: 500 Count (Pack of 1)
      Another household staple. This are cheaper than the name brand but work just as good. Cotton is nice and thick, the stick holding it is sturdy.
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on May 25, 2026
      A
      Verified Purchase
      AF
      Alexandria, US
      ★★★★★ 5
      Just as good as top brands...
      Size: 500 Count (Pack of 1)
      Amazon does a great job with cotton products. Perfect thickness. Quality, value, household staple.
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on May 17, 2026
      J
      Verified Purchase
      JeffersonD517
      Grantham, US
      ★★★★★ 5
      Cotton swabs
      Size: 500 Count (Pack of 1)
      Excellent cardboard stem that hold the cotton fluff secure and is environmentally friendly. No skin sensitivity. There is no scent making it great for those sensitive to odor or fragrance. The clean completely without the cotton falling apart. Excellent value.
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on May 9, 2026
      L
      Verified Purchase
      Luis
      Port Orchard, US
      ★★★★★ 4
      Good Enough
      Size: 500 Count (Pack of 1)
      They are well built, with enough cotton on the tips. the stem is not as sturdy as the brand name, it does tend to bend with normal use, but it is well priced. Good product overall.
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on May 18, 2026
      C
      Verified Purchase
      C.P.
      Lexington, US
      ★★★★★ 5
      Good quality
      Size: 500 Count (Pack of 1)
      Great price for quality q-tips. They are good thickness and the cotton is perfect for cleaning.
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on May 25, 2026

      recommand products