Flashhobby CLS4038RP 38KG 8.4V Coreless Digital Servo, IP67 Waterproof, 25T, CNC Aluminum Case
Flashhobby CLS4038RP 38KG 8.4V Coreless Digital Servo, IP67 Waterproof, 25T, CNC Aluminum Case
Flashhobby
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Overview
The Flashhobby CLS4038RP is a programmable digital servo designed for high-torque RC applications, supporting DC 6.0–8.4V operation with an IP67 water-resistant and waterproof CNC aluminum case and 25-tooth output spline.
Key Features
- Programmable PWM digital amplifier with 32-bit MCU
- PWM control (1500usec in the central point)
- Coreless motor, MOS drive, digital control
- Steel gears; high precision / helical gear design (low noise, smoothness)
- Dual ball bearing supported output shaft (2BB)
- Diamond cut aluminum heat sink shell; full aluminum CNC case (AL6061)
- Waterproof level: IP67
- 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
Specifications
| Model | CLS4038RP |
| Control system | PWM Control (1500usec in the central point) |
| Signal type | Digital Control |
| Operation voltage range | DC 6.0–8.4V |
| Refresh rate | Compatible 50Hz–1000Hz |
| Operation temperature range | -20C to +70C |
| Pulse width | 500 to 2500 uSec |
| Cycle | > one million times without load |
| Operation travel | 180° ± 5° |
| Programmable angle | YES |
| Direction | CW |
| Driver type | Mos Drive |
| Motor type | Coreless |
| Angle sensor | Potentiometer |
| Soft start function | Included |
| Waterproof level | IP67 |
| Output spline | 25-Tooth |
| Gear | Steel Gears |
| Case material | Full Aluminum CNC (AL6061) |
| Dimension | 40 x 20 x 40.5mm |
| Weight | 80g ± 10g (without servo horn) |
| Ball bearing | 2BB |
| Connector wire length | 22AWG 260mm JR |
| Dead band width | 2uSec |
| Wire info (Black) | Negative |
| Wire info (Black) | Positive |
| Wire info (White) | S Single |
Performance (Test Voltage)
| Test voltage | Standing torque | Speed | Running current |
|---|---|---|---|
| 6.0V | 29kg-cm | 0.12sec/60° | 2600mA |
| 7.4V | 34kg-cm | 0.10sec/60° | 3000mA |
| 8.4V | 38kg-cm | 0.09sec/60° | 3700mA |
What’s Included
- Flashhobby CLS4038RP servo
- Servo horn set and mounting hardware
Applications
- RC cars and trucks requiring high-torque digital servos
- Robotics and RC mechanisms needing programmable PWM servo control
For compatibility and setup support, contact support@rcdrone.top or visit https://rcdrone.top/.
Details
The Flashhobby CLS4038RP servo is labeled for 8.4V input with 38KG torque and 180° travel for RC steering or control setups.
Flashhobby CLS4038RP coreless digital servo features an IP67 water-resistant case with 8.4V and 38KG markings on the housing.
The Flashhobby CLS4038RP 8.4V 38KG coreless digital servo uses a diamond-cut aluminum heat sink shell and is marked IP67 and 180° on the case.
The CLS4038RP servo uses a 25-tooth output spline and includes servo horns, bushings, and mounting screws for installation.
CLS4038RP servo specs list 6.0–8.4V operation, IP67 waterproof rating, and up to 38kg-cm torque at 8.4V, along with 40×20×40.5mm dimensions.
Flashhobby CLS4038RP coreless digital servo comes with plastic and aluminum servo arms, mounting screws, and rubber grommets for installation.
Flashhobby CLS4038RP 8.4V coreless servo comes in a compact Flash Hobby branded storage box for protection and easy transport.
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