
FrSky R9 SX is a long-range receiver in a lightweight protective case, equipped with two antennas, a redundancy function, an external battery detection function, etc.
USD · Indicative unit price for reference. Volume and project pricing is provided in your quotation; MOQ and lead times vary by product.
Availability & Lead Times
Ships from Hong Kong · DAP or FOB Hong Kong.
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DHL · FedEx · UPS · EMS, then air, sea or rail
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ECCN, CO, CI, PL, EUS docs
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Engineering support
Pre-sales selection and after-sales RMA
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T/T 30/70 terms and irrevocable L/C over US$50,000. Funds follow agreed milestones — you never pay an unknown seller upfront.
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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.
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Sign in to order →The FrSky R9 SX receiver provides stable communication at a distance of up to 10 km thanks to Long Range technology. The lightweight protective housing protects electronics from vibration and shock. Two external antennas improve the signal even in difficult conditions - forests or urban areas.
The device is compatible with FCC, EU-LBT protocols and supports 900 MHz frequency. This reduces interference from Wi-Fi and Bluetooth. The receiver is suitable for quadcopters, racing drones and industrial models. Weight of only 6.5 g does not weigh down the design.
The redundancy function automatically switches between antennas when the signal is lost. The built-in system detects the connection of an external battery - this prevents the main battery from draining. Telemetry transmits data on voltage and communication quality to the remote control.
Compact dimensions (46x24x7 mm) allow the receiver to be installed even in small drones. Setup takes minutes thanks to the intuitive interface. The model supports Firmware Over-The-Air - updates are downloaded wirelessly.
FrSky R9 SX works with the popular FrSky Taranis and Horus control systems. SBUS and FPort support allows for easy integration with flight controllers. You can select the “8+16 channels” operating mode for complex projects.
The receiver operates stably at temperatures from -10°C to +60°C. Low power consumption (60mA) preserves the drone's battery power. To configure, use proprietary FrSky software - the process is intuitive even for beginners.
The R9 SX is suitable for FPV racing, aerial photography and inspection of hard-to-reach objects. Two antennas with MMCX connectors can be positioned at 90° for maximum coverage. The kit includes fasteners and protective tubes for easy installation.
The model is resistant to electromagnetic interference from power cables and motors. Signal latency of less than 9ms ensures the drone responds instantly. The receiver supports simultaneous connection of several telemetry sensors.
• Record communication range - confident flights beyond the visual range.
• Failure protection - redundancy and dual antennas minimize risks.
• Versatility - compatible with most modern quadcopters.
At aegisky you will find original accessories for the R9 SX: antennas, adapters, mounts. Our specialists will help with the selection and configuration of equipment. Leave a request on the website and receive a personal discount on your next purchase.
Don't risk your connection quality - trust the proven solution from FrSky. The R9 SX will make your drones stronger and your flights safer. Order your receiver today and experience all the benefits of professional equipment.