
Powered by the revolutionary ExpressLRS system, the RadioMaster ER Series receivers offer high performance, reliability, flexible configuration, fast response et ultra-long range, bringing you a new experience in your hobby.
EUR · Prix unitaire indicatif donné à titre de référence. Les prix de volume et de projet sont fournis dans le devis ; les MOQ et délais varient selon les produits.
Disponibilité & délais
Expédition depuis Hong Kong · DAP ou FOB Hong Kong.
Livraison suivie dans le monde entier
DHL · FedEx · UPS · EMS, puis air, mer ou rail
Licence d’exportation prête
Documents ECCN, CO, CI, PL, EUS
Product prices and shipping quotes do not include import duties, taxes or customs clearance fees — these are charged by the destination customs authority. Estimate them above, or read the import duties & VAT guide.
Produits authentiques
Distribution autorisée
Support ingénierie
Aide à la sélection avant vente et RMA après vente
Secure, milestone-based payment
T/T 30/70 terms and irrevocable L/C over US$50,000. Funds follow agreed milestones — you never pay an unknown seller upfront.
Payment protectionVetted supplier, Aegisky as contracting window
Suppliers pass KYC/KYB and export-capability review; Aegisky — not an anonymous third party — is your single contracting and communication window.
View supplier profileExport compliance on every controlled order
ECCN classification, sanctions screening and end-use/end-user documentation are handled before quotation is finalised.
Export compliance14-day defective/DOA protection & warranty handling
Defective or dead-on-arrival items are accepted within 14 days via RMA; warranty claims and spare-parts support are handled through the trade desk.
Returns & warrantyLes prix des composants sont publics. Connectez-vous pour voir les tarifs flotte, enregistrer vos devis, suivre vos commandes et commander plus vite — la création d’un compte professionnel prend une minute.
Se connecter pour commander →The Radiomaster ER4 ELRS receiver is an excellent choice for radio controlled models. It is based on the ExpressLRS system, providing high performance. The model supports up to 4 PWM output channels. This allows the receiver to be easily integrated into various control systems.
One of the main advantages is stable communication over long distances. The receiver operates with a power supply ranging from 4.5 to 8.4 V. This makes it versatile for a variety of applications. The highly sensitive 15cm antenna provides excellent signal quality. Thanks to this, the receiver works well in difficult conditions. ExpressLRS 3.3.0 protocol guarantees fast response and reliability.
The telemetry power of the receiver reaches 10 mW. This ensures communication range and stability. The battery voltage measurement range is from 4.0 to 35 V. This allows you to use different types of batteries without problems. The receiver also supports CRSF and Sbus serial output.
The Radiomaster ER4 ELRS receiver is a reliable choice for experienced modellers. It combines high performance and ease of use. Beginners will also be able to easily set up and use this model. By choosing ER4, you get reliable equipment for your projects.
By purchasing a receiver from the aegisky online store, you receive quality and support. We offer only proven products from well-known brands. Experience the reliability and performance of the Radiomaster ER4 ELRS today.