BLS505 8.4V HV Brushless Cyclic Servo 7Kgf.cm 0.07sec/60degree for RC Helicopter
BLS505 8.4V HV Brushless Cyclic Servo 7Kgf.cm 0.07sec/60degree for RC Helicopter
KST BLS505 HV Brushless Servo
The KST BLS505 is a high-performance HV brushless servo built for durability and consistent performance under heavy use. It features a brushless motor and dual ball bearings, providing smooth operation and reliable support for demanding RC applications.
Its CNC-machined full-aluminum housing offers excellent rigidity while helping dissipate heat during extended operation. The servo supports up to 8.4V HV operation, delivering an impressive 7kgf·cm of torque and a fast 0.075 sec/60° speed at 8.4V.
Combining brushless power, dual ball bearings, high-voltage capability, and an aluminum CNC housing, the BLS505 is a strong and reliable choice for RC applications where durability, speed, and precise control are essential.
Features
- Hardened Steel Gears
- Extreme torque and Excellent speed
- CNC aluminum case
- Brushless DC Motor
- For Align T-Rex 500 as cyclic servo
Specification
| Parameter | Value |
| Rated Voltage | DC7.4V |
| Voltage Range | DC6.0V-8.4V |
| Stalling Torque | 5.0Kgf.cm@6.0V / 6.2Kgf.cm@7.4V / 7.0Kgf.cm@8.4V |
| No-load Speed | 0.09sec/60°@6.0V / 0.08sec/60°@7.4V / 0.07sec/60°@8.4V |
| Working Frequency | 1520μs/333Hz |
| Default Travel Angle | ±50° = 100° when 1000us-2000us |
| Temperature Range | -10℃ ~ +65℃ |
| Soft Start | Programmable |
| Programmable | Yes |
| Case Material | Aluminum Alloy |
| Motor Type | Brushless DC Motor |
| Gear Set Material | Hardened Steel |
| Position Sensor | Potentiometer |
| Case Dimensions | 35.5mm × 15mm × 32.5mm ±0.2mm |
| Weight | 40g ±10% |
Package Including
- 1 * BLS505 Brushless HV Servo
- 1 * Pack of Accessories
