RM-HP0157.RX-ER5C-V2
ER5Ci Express ELRS 5-Channel 2.4GHz Receiver (External Antenna)
ER5Ci Express ELRS 5-Channel 2.4GHz Receiver (External Antenna)
Receiver Overview:
RadioMaster ER5Ci Express ELRS 5-Channel 2.4GHz Receiver. 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!
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 high-sensitivity ceramic antenna, that is Perfect for surface and marine R/C applications!
Features:
- Compatible with all 2.4GHz ExpressLRS modules and transmitters with built-in 2.4GHz ExpressLRS
- High-sensitivity antenna
- Based on the Revolutionary ExpressLRS System
- High performance, high reliability, flexible configuration, fast response speed and ultra-long range
- 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
- Perfect for surface and marine R/C applications
- Extremely lightweight and compact
Specifications:
- Input Voltage: DC 4.5 - 8.4V
- Channels: 5CH PWM
- Frequency Range: 2400-2483.5Mhz
- Wireless protocol: ExpressLRS 3.3.0 pre-installed
- Telemetry Power: 10mW
- Antenna Type: High-sensitivity antenna
- Dimensions: 30x18.5x13mm
- Weight: 5.7g
- Battery voltage detection range: DC 4.0-35V
Includes:
- (1) ER5C-i Receiver (External Antenna)
- (1) Manual
- (1) Voltage telemetry wire
Pairs well with
Easy to use for beginners
Durable build for long-lasting fun
Quick recharge and extended range for all-day play
Perfect for pools, lakes, and calm rivers
ER5Ci Express ELRS 5-Channel 2.4GHz Receiver (External Antenna)
Product details
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What types of RC vehicles do you sell?
We offer a wide range of RC vehicles including airplanes, drones, helicopters, cars, trucks, boats, and a full selection of parts and upgrades for each.
Are your products ready to run (RTR) or require assembly?
Most of our models are RTR (Ready to Run) or RTF (Ready to Fly), meaning they include everything you need out of the box. Some kits may require minimal assembly—check the product description for details.
Do you offer replacement parts?
Yes! We stock replacement parts for most models we sell. If you’re not sure which part you need, contact our support team and we’ll help you find the right match.
How long does shipping take?
Orders typically ship within 1–2 business days. Delivery time depends on your location, but most customers in the U.S. receive their orders within 3–7 business days.
Do you ship internationally?
At the moment, we primarily ship within the U.S., but international shipping is available on select items. Please contact us for a custom quote.
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