Flashhobby BLS2940MED Brushless Low Profile Digital Servo 40kg-cm IP67, 6.0-8.4V, 25T JR Plug
Flashhobby BLS2940MED Brushless Low Profile Digital Servo 40kg-cm IP67, 6.0-8.4V, 25T JR Plug
Flashhobby
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Overview
The Flashhobby BLS2940MED is a low profile brushless digital servo designed for RC cars and other RC/robot projects, featuring an IP67 water resistant and waterproof case, 25-tooth output spline, and wide DC operating voltage of 6.0–8.4V.
Key Features
- Brushless motor with 32-bit MCU and 14-bit magnetic encoder
- PWM control system (1520us at the central point)
- IP67 waterproof level
- Steel gears, dual ball bearing (2BB)
- Full aluminum CNC case
- Programmable angle: Yes
- Soft start function: Included
- Mode compatible: Sanwa SSR/SUR, Flysky NB4 SFR, Futeba SR
For setup questions or compatibility checks, contact support@rcdrone.top or visit https://rcdrone.top/.
Specifications
| Model | BLS2940MED |
| Control system | PWM control (1520us in the central point) |
| Signal type | Digital control |
| Operation voltage range | DC 6.0–8.4V |
| Refresh rate | Compatible 50Hz–1000Hz |
| Pulse width | 500 to 2500 uSec |
| Operation temperature range | -20°C to +70°C |
| Circle | > one million times without load |
| Operation travel | 180° ± 5° |
| Direction | CW |
| Driver type | MOS drive |
| Motor type | Brushless |
| Angle sensor | 14-bit magnetic encoder |
| Waterproof level | IP67 |
| Gear | Steel gears |
| Ball bearing | 2BB |
| Case material | Full aluminum CNC |
| Dimensions | 40 x 20 x 29.5 mm |
| Weight | 71 g ± 5 g |
| Connector wire length | 22AWG 260 mm JR |
| Wire info (Black) | Negative |
| Wire info (Black) | Positive |
| Wire info (White) | Signal |
| Output spline | 25-tooth |
Performance (Test Voltage)
| Parameter | At 6.0V | At 7.4V | At 8.4V |
|---|---|---|---|
| Standing torque | 32 kg-cm (444 oz-in) | 37 kg-cm (513.5 oz-in) | 40 kg-cm (555 oz-in) |
| Speed | 0.08 sec/60° | 0.07 sec/60° | 0.06 sec/60° |
| Running current | 4500 mA | 5300 mA | 6000 mA |
| Dead band | 2 uSec | 2 uSec | 2 uSec |
Drawing Dimensions (mm)
- Overall length references: 54, 48.5
- Mount width references: 20; side reference: 10
- Hole/axis references: 8.215; 4.2; output: ⌀6 / 25T
- Height references: 12.25, 4.05, 8.2, 2.5, 18.8
Programmable Functions
- End point adjustments
- Direction
- Fail safe
- Dead band
- Speed (slower)
- Soft start rate
- Overload protection
- Data save / load
- Program reset
Applications
- 1/10 and 1/12 on-road RC cars (touring, drifting, RWD drift)
- RC airplane, boat
- Robots
What’s Included
- Flashhobby BLS2940MED servo
- Servo horn set
- Mounting screws
Details
The Flashhobby BLS2940MED low-profile brushless servo is labeled 40KG and IP67 for demanding RC steering setups.
The Flashhobby BLS2940MED low-profile brushless servo features an IP67 water-resistant case, 25T spline, and a 54 x 20 mm mounting footprint.
The Flashhobby BLS2940MED low-profile brushless servo features a 40KG-rated case with IP67 marking, precision gears, and an aluminum heat-sink shell.
The low-profile Flashhobby servo uses a 25-tooth output spline and includes horns, screws, and mounting hardware for installation.
The brushless servo uses a 14-bit magnetic encoder, metal gear train, and an IP67-sealed lead with a JR-style plug for reliable RC steering or control.
BLS2940MED servo specs list IP67 waterproofing, 6.0–8.4V operation, and 40×20×29.5mm dimensions for fit planning.
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