The RadioMaster ER series receivers are a game-changer! Engineered with size, ease of use, and outstanding range in mind. Leveraging ExpressLRS 2.4ghz Open-source firmware, these receivers offer features that today's pilots crave. • Supports 8.4V HV servos and accessories for enhanced functionality. • Boasts a robust, injection-molded receiver casing for durability. • Delivers fast response speeds and an incredible range for an unparalleled flying experience. Whether you're into surface, marine, or air R/C applications, this receiver is perfect. With support for 4 proportional and 1 switch channel (ExpressLRS 2.x) or 5 proportional channels (ExpressLRS 3.x), it's a versatile choice. Check out the rest of our RC receivers and all our RC transmitters, modules, and accessories!





This RadioMaster ER5A receiver is perfect for RC enthusiasts! Ideal for surface, marine, and air R/C applications. It has a compact size of 37x19x13mm and weighs only 6.6g. With its high sensitivity T-shape antenna and ELRS 2.0 pre-installed wireless protocol, it offers great performance. The power supply is DC 4.5 - 8.4V. It supports 8.4V HV servos and accessories, has a robust casing, fast response speeds, and an amazing range. Comes with 1x ER5A ELRS PWM Receiver and 1x Spare Long Antenna.