The KST BLS835 is a high-performance, high-voltage brushless digital servo engineered for 550-700 Class Helicopters. It delivers a massive stalling torque of up to 45.0 Kgf.cm and a lightning-fast speed of 0.13sec/60° at 8.4V. Built for durability and precision, it features a rugged aluminium alloy case for superior cooling, a hardened steel gear set supported by dual ball bearings, and a programmable brushless DC motor. Operating reliably between -20°C and +65°C, the BLS835 combines raw power with intelligent features like soft start to ensure stable and accurate control in the most demanding environments.
Features
- Ultra High Torque & Excellent Speed
- Hardened Steel Gear
- CNC Aluminium Case
- High Quality Brushless Motor
- Dual Ball Bearings
- Ideal for 550-700 Class Helicopters
Specification
- Rated Voltage: DC7.4V
- Voltage Range: DC6.0V-8.4V
- Stalling Torque: 30.0 Kgf.cm@6.0V,38.0 Kgf.cm@7.4V,45.0 Kgf.cm@8.4V
- No-load Speed: 0.16sec/60°@6.0V,0.14sec/60°@7.4V,0.13sec/60°@8.4V
- Working Frequency: 1520us/333Hz
- Default Travel Angle: ±50°=100° Total
- Temperature Range: -20℃……+65℃
- Soft Start: Programmable
- Programmable: Yes
- Case Material: Aluminum Alloy
- Motor Type: Brushless DC Motor
- Gear Set Material: Hardened Steel
- Position Sensor: Potentiometer
- Ball Bearing: 2BB
- Case Dimensions: 40.5*20*38mm ±0.2mm
- Weight: 70g±10%
Package Includes
- 1 * BLS835 HV Servo
- 5 * Plastic Servo Horn
- 1 * Servo Horn Screw
- 4 * Eyelet
- 4 * Grommet
- 4 * Mounting Screw