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The RJX FS-0390HV is a high-performance digital HV coreless servo designed for 500-class RC helicopters. It delivers excellent torque, high speed, and precise control for both cyclic and tail applications.
| Specifications & Performance | |
|---|---|
| Brand | RJXHOBBY |
| Model | FS-0390HV |
| Type | Mini HV Digital Coreless Servo |
| Application | 500-Class RC Helicopters |
| Operating Voltage | 6.0 – 8.4 V |
| Weight | 50 g |
| Dimensions | 15 × 36 × 35.5 mm |
| Torque | 8.4 kg·cm @ 6V / 9.6 kg·cm @ 7.4V / 10.6 kg·cm @ 8.4V |
| Speed | 0.035 s/60° @ 6V / 0.032 s/60° @ 7.4V / 0.030 s/60° @ 8.4V |
| Gear Type | Full Metal |
| Motor Type | Coreless |
| Frequency | 1520 µs / 333 Hz |
A reliable, high-speed servo ideal for pilots demanding precision and consistency.
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