Radiomaster ER3Ci 2.4GHz ELRS Receiver

RadioMaster ER3C-i 2.4GHz ELRS PWM Receiver

Compact, powerful, and packed with the latest technology, the RadioMaster ER3C-i is your go-to solution for high-performance surface model setups. Built on the revolutionary ExpressLRS 3.3.0 system, this receiver offers seamless control, ultra-fast responsiveness, and long-range reliability in a sleek, wire-free design. Whether you’re chasing precision or simplicity, the ER3C-i delivers.

Key Features

• Ceramic Antenna Design: Integrated high-sensitivity ceramic antenna for a clean and hassle-free installation.
• ExpressLRS Brilliance: Enjoy lightning-fast response speeds, rock-solid reliability, and a flexible configuration tailored to your needs.
• 3 PWM Channels: Perfect for surface models needing control over three servos.
• Smart Voltage Telemetry: Automatically detects and reports receiver or external battery voltage (4.0V–35V).
• Wi-Fi and WEBUI Support: Stay updated effortlessly with over-the-air updates and intuitive configuration.
• TCXO Precision: Temperature-compensated crystal oscillator ensures consistent performance, no matter the conditions.
• Durable PCB Design: Engineered for optimal reliability and durability in demanding environments.

Specifications

• Model: RadioMaster ER3C-i
• Wireless Protocol: ExpressLRS 3.3.0 (pre-installed)
• Channels: 3 PWM
• Voltage Range: 4.5–8.4V input power; 4.0–35V telemetry detection
• Antenna: High-sensitivity ceramic (built-in)
• Telemetry Power: 10mW
• Weight: 4.2g
• Dimensions: 26.1 x 18.5 x 13.0mm

What’s in the Box?

• 1x RadioMaster ER3C-i 2.4GHz ELRS Receiver
• Assorted accessories (may vary based on supply)