Flashhobby BLS3837MED Servo, 37kg-cm 8.4V Brushless Digital IP67, 14Bit Encoder, 25T Spline
Flashhobby BLS3837MED Servo, 37kg-cm 8.4V Brushless Digital IP67, 14Bit Encoder, 25T Spline
Flashhobby
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Overview
Flashhobby BLS3837MED is a brushless digital servo designed for high-torque applications, featuring a 14Bit magnetic encoder, programmable settings, and IP67 waterproof level support across DC6.0~8.4V.
Key Features
- Programmable PWM digital amplifier
- 32-bit MCU with 14Bit magnetic encoder
- Brushless motor, MOS drive
- Steel gears; high precision gear train
- Wide operating voltage: DC6.0~8.4V
- IP67 waterproof level; water resistant and waterproof case
- Full aluminum CNC case (CNC AL6061 aluminum case); diamond-cut aluminum heat sink shell
- Dual ball bearing supported output shaft (2BB)
- 25-tooth output spline
- Mode compatible: Sanwa SSR/SUR, Flysky NB4 SFR, Futeba SR
Programmable Functions
- End point adjustments
- Direction
- Fail safe
- Dead band
- Speed (slower)
- Soft start rate
- Overload protection
- Data save / load
- Program reset
For product questions or after-sales support, contact https://rcdrone.top/ or email support@rcdrone.top.
Specifications
| Model | BLS3837MED |
| Control system | PWM control (1520usec in the central point) |
| Signal type | Digital control |
| Operating voltage range | DC6.0~8.4V |
| Refresh rate | Compatible 50Hz~1000Hz |
| Operation temperature range | -20°C to +70°C |
| Pulse width | 500 to 2500 uSec |
| Circle | > one million times without load |
| Operation travel | 180° ± 5° |
| Programmable angle | YES |
| Direction | CW |
| Driver type | Mos Drive |
| Motor type | Brushless |
| Angle sensor | 14Bit magnetic encoder |
| Soft start function | Included |
| Mode compatible | Sanwa SSR/SUR; Flysky NB4 SFR; Futeba SR |
| Waterproof level | IP67 |
| Gear | Steel gears |
| Case material | Full aluminum CNC (CNC AL6061 aluminum case) |
| Ball bearing | 2BB |
| Output spline | 25-tooth |
| Dimension | 40 x 20 x 38 mm |
| Weight | 80 g (without servo horn) |
| Connector wire length | 22AWG 260mm JR |
| Wire info (Black) | Negative |
| Wire info (Black) | Positive |
| Wire info (White) | S Single |
| Mechanical drawing dimensions (mm) | 54.40; 48.60; 40.00; 20.00; 9.90; 9.80; 43.50; 25.20; 9.60; 4.30; 3.20; 2.00; Ø5.90 |
Performance (by voltage)
| Test voltage | Standing torque | Speed | Running current | Dead band |
|---|---|---|---|---|
| 6.0V | 26kg-cm (361oz-in) | 0.10sec/60° | 3500mA | 2uSec |
| 7.4V | 31kg-cm (430oz-in) | 0.08sec/60° | 4000mA | 2uSec |
| 8.4V | 37kg-cm (514oz-in) | 0.07sec/60° | 4600mA | 2uSec |
What’s Included
- Flashhobby BLS3837MED servo
- Servo horns
- Mounting hardware set
Details
The Flashhobby BLS3837MED brushless servo features a compact metal case with clearly marked 8.4V and 37KG labeling.
Flashhobby BLS3837MED servo features an IP67-rated water-resistant case and a standard mounting layout with detailed dimensions for fitment.
The Flashhobby BLS3837MED brushless servo features a diamond-cut aluminum heat-sink shell with IP67 sealing and 97kg (8.4V) labeling on the case.
The Flashhobby BLS3837MED servo uses a 25-tooth output spline and includes a horn set with mounting screws and bushings.
Flashhobby BLS3837MED servo specs list PWM control, 6.0–8.4V operation, IP67 waterproof level, and a 40x20x38mm size for fit planning.
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