Overview
THETA Razor-DT1 is a high-voltage, high-torque, low-profile brushless tail servo designed for smaller helicopters (500–600 size) where a standard-size servo with reduced weight is preferred. It supports NFC programming via an Android NFC-enabled smartphone for parameter adjustments including center point, refresh rate, acceleration, and PID control loop.
Key Features
- High voltage
- High speed
- Excellent centering
- Compatible with Futaba type horns/arms
- Fully programmable via NFC-enabled Android smartphones
- Light weight
Specifications
| Voltage (V) | Current (A) | Speed (s/60°) | Torque (kg*cm) |
| 5.0 | 3.0 | 0.087 | 10 |
| 6.0 | 3.0 | 0.072 | 11 |
| 7.4 | 3.0 | 0.064 | 12 |
| 8.4 | 3.0 | 0.056 | 13 |
| 5.0 | 5.0 | 0.079 | 12 |
| 6.0 | 5.0 | 0.065 | 13.5 |
| 7.4 | 5.0 | 0.058 | 15 |
| 8.4 | 5.0 | 0.051 | 16 |
Applications
- Tail servo use on smaller helicopters (500–600 size)
For setup and product support, contact https://rcdrone.top/ or email support@rcdrone.top.
Related Collections

Explore More Drones & Accessories
-
Camera Drone
Our Camera Drone Collection features a wide range of brands including FIMI,...
-
Drone Accessories
Discover a wide range of drone accessories to enhance flight performance, extend...