Overview
The Flashhobby M25BHW is a brushless servo designed for PWM digital control, featuring a CNC AL6082 aluminum case, metal gears, and IP67 waterproof protection. It supports 6.0V to 8.4V operation and delivers up to 25kg-cm torque at 8.4V.
Key Features
- Brushless motor with digital control
- Metal gear train (high precision steel gear)
- CNC AL6082 aluminum case
- Dual ball bearing (2BB)
- IP67 waterproof
- PWM control (1500usec center point), pulse travel 500→2500 usec
Specifications
| Brand | Flashhobby (Flash Hobby) |
| Model | M25BHW |
| Control system | PWM control (1500usec in the central point) |
| Pulse travel | 500→2500 usec |
| Direction | Re-clock wise |
| Operation voltage range | 6.0V ~ 8.4V |
| Operation temperature range | -20°C ~ +60°C |
| Life (no load) | > 1,000,000 times |
| Operation travel | 60° ±5 |
| Limit angle | 180° ±5 |
| Driver type | Mos Drive |
| Motor type | Brushless motor |
| Potentiometer type | Direct Drive |
| Amplifier type | Digital Control |
| Gear material | Metal Gear |
| Ball bearing | 2BB |
| Case material | CNC AL6082 aluminum case |
| Waterproof rating | IP67 |
| Dimensions | 40 x 20 x 40.50mm |
| Weight | 75g (without servo horn) |
| Standing torque @ 6.0V | 18kg-cm |
| Speed @ 6.0V | 0.06sec/60° |
| Idle current @ 6.0V | 450mA |
| Running current @ 6.0V | 4500mA |
| Standing torque @ 8.4V | 25kg-cm |
| Speed @ 8.4V | 0.04sec/60° |
| Idle current @ 8.4V | 600mA |
| Running current @ 8.4V | 6000mA |
| Dead band width | 1 usec |
| Connector wire length | 300MM JR Plug |
| Connector wire gauge | 22AWG |
| Wire info (Brown) | Negative |
| Wire info (Red) | Positive |
| Wire info (Yellow) | S Single |
| Mechanical drawing dimensions (mm) | 9.8; 9.0; 20.0; 40.0; 48.6; 50.0; 40.5; 27.3; 4.3; 3.2 |
What’s Included
- M25BHW brushless servo
- Servo horns (plastic arms and an aluminum round horn)
- Mounting hardware (screws, rubber grommets, brass bushings)
Applications
- RC cars, trucks, and crawlers
- RC aircraft control surfaces
- Robotics and motion control projects using PWM servo signals
For compatibility questions (voltage, PWM settings, or JR plug wiring), contact https://rcdrone.top/ or email support@rcdrone.top.
Details

The Flashhobby M25BHW brushless servo uses a standard-size case with clearly defined mounting-hole spacing for easier fitment planning.

The Flashhobby M25BHW brushless servo features a metal output spline and a standard 3-wire lead for quick RC installation.

The Flashhobby M25BHW brushless servo features a metal case, spline output shaft, and IP67 waterproof rating for rugged RC installations.

Flashhobby M25BHW brushless servo includes multiple servo horns, mounting screws, and rubber grommets for a secure install.
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