Overview
The Flashhobby FH-3630BB is a standard servo designed for RC models that use a positive PWM control signal with 1500 usec neutral. It supports a 4.8V to 6.0V operating voltage range and provides up to 3.6kg.cm torque at 6V.
Key Features
- Digital control amplifier with FET drive
- Carbon brush motor
- Double ball bearing
- POM plastic gear set; nylon plus fiber case material
- JR universal 26AWG heavy-duty lead, 300mm length
Specifications
| Brand | FlashHobby |
| Item name | FH-3630BB Servo |
| Type | Carbon Brush Servo |
| Amplifier type | Digital Control |
| Control system | Positive PWM Control, 1500 usec Neutral |
| Operating voltage range | 4.8V - 6.0V |
| Torque / Speed (4.8V) | 3.0kg.cm / 0.22sec |
| Torque / Speed (6V) | 3.6kg.cm / 0.19sec |
| Idle current (stopped) | 200mA (4.8V), 250mA (6.0V) |
| Running current (no load) | 1200mA (4.8V), 1300mA (6.0V) |
| Dead band width | 8 usec |
| Operation travel | 60° ±10° |
| Direction / pulse travel | Re-clock wise; Pulse Travel 1500 to 1900 usec |
| Potentiometer type | Indirect Drive |
| Ball bearing | Double Ball Bearing |
| Gear | Plastic (POM) |
| Case material | Nylon Plus Fiber |
| Operation temperature range | -20°C to +60°C |
| Cycle life | 15000 times |
| Dimensions | 40.0*20.0*45.55mm |
| Weight | 41g (without splined horn) |
| Connector wire length | 300mm |
| Connector wire gauge | 26AWG Heavy Duty (JR Universal) |
| Wire info (Brown) | Negative |
| Wire info (Red) | Positive |
| Wire info (Orange) | S Single |
| Drawing dimensions (unit not specified) | 55; 49.5; 4-Ø4.5; 41.2; 37.7; 27; 2.7; 20.2; 19; 10 |
What’s Included
- 1 x FlashHobby FH-3630BB Digital Servo
- 1 x Accessories set
Applications
- RC aircraft and FPV models
- RC cars and boats
- Robotics and general RC control projects
For compatibility questions (servo signal, voltage, or installation), contact support at support@rcdrone.top or visit https://rcdrone.top/.
Details

The FH-3630BB standard servo uses a 55 mm body length with four Ø4.5 mm mounting holes to help plan fitment and bracket spacing.

The Flashhobby FH-3630BB standard servo features a black case with a top output shaft and side mounting tabs for easy installation.

Flashhobby FH-3630BB standard servo includes a selection of servo horns plus mounting screws and bushings for installation.

The Flashhobby FH-3630BB standard servo suits a range of RC models including cars, planes, boats, and robots.
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