Overview
The Flashhobby BLS4060MED is a brushless digital servo designed for high-torque RC control, rated up to 60kg-cm at 14.8V and built with an IP67 water-resistant/waterproof case.
Key Features
- PWM digital control (1500usec center)
- Brushless motor, MOS drive
- Programmable functions: End Point Adjustments, Direction, Fail Safe, Dead Band, Speed (Slower), Soft Start Rate, Overload Protection, Data Save/Load, Program Reset
- Full aluminum CNC case / diamond-cut aluminum heat sink shell
- Steel gears, high precision gear train, dual ball bearing supported output shaft (2BB)
- 25-tooth output spline
- Mode compatible: Sanwa SSR/SUR, Flysky NB4 SFR, Futaba SR (also stated: Sanwa SSR, NB4 and Futaba mode)
- IP67 waterproof level
Specifications
| Model | BLS4060MED |
| Control system | PWM control (1500usec in the central point) |
| Signal type | Digital control |
| Operation voltage range | DC7.4~16.8V |
| Refresh rate | Compatible 50Hz~1000Hz |
| Pulse width | 500 to 2500 uSec |
| Operation temperature range | -20C ~ +70C |
| Cycle life | > one million times without load |
| Operation travel | 180°±5° |
| Programmable angle | YES |
| Direction | CW |
| Diver type | Mos Drive |
| Motor type | Brushless |
| Angle sensor | Potentiometer |
| Soft start function | Included |
| Waterproof level | IP67 |
| Dimensions | 40x20x40.5mm (also stated: 40x20x40.50mm) |
| Weight | 80g (also stated: 80g±10g, without servo horn) |
| Ball bearing | 2BB |
| Case material | Full Aluminum CNC (also stated: CNC AL6061 Aluminum Case) |
| Gear | Steel gears |
| Connector wire length | 22AWG 260mm JR (also stated: 300MM JR Plug) |
| Dead band width | 2uSec |
| Output spline | 25-tooth |
Performance (Test Voltage)
| Parameter | At 7.4V | At 11.1V | At 14.8V |
|---|---|---|---|
| Standing torque | 35kg-cm | 50kg-cm | 60kg-cm |
| Speed | 0.153sec/60° | 0.10sec/60° | 0.075sec/60° |
| Running current | 3200mA | 4700mA | 5000mA |
Outline Drawing Dimensions (as shown)
- Side view: 40; 40.5; 27.7; 9.6; 10.8; 4.3; 3.2
- Top view: 54.4; 48.6; 20; 9.8; C4.6; 9.9; 2
Wiring Diagram Labels (as shown)
- Receiver: Brown = GND; Orange = Signal
- Battery: Red = +; Black = -
What’s Included
- BLS4060MED servo
- Servo horns/arms (plastic and aluminum, as shown)
- Mounting hardware set (screws and grommet/bushing parts, as shown)
For product support and compatibility questions, contact https://rcdrone.top/ or email support@rcdrone.top.
Details

The Flashhobby BLS4060MED servo features a compact metal housing with a splined output shaft and clear “brushless” and “magnetic” labeling.

The Flashhobby BLS4060MED brushless servo features an IP67-rated waterproof case and a standard-size body with mounting tabs for secure installs.

The Flashhobby BLS4060MED brushless servo features an IP67-rated case and diamond-cut aluminum heat sink shell with 60KG/8.4V markings.

The Flashhobby BLS4060MED servo uses a 25-tooth output spline and includes servo horns, grommets, bushings, and mounting screws for installation.

Flashhobby BLS4060MED is a brushless, IP67-rated CNC aluminum servo with 180° travel and a 7.4–16.8V operating range.

Flashhobby BLS4060MED brushless servo includes a clear wiring guide showing receiver (brown GND, orange signal) and battery (red +, black -) leads.

Flashhobby BLS4060MED servo comes in a protective plastic storage case with the model label clearly printed on the lid.
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