Discover XQ-Power Servos in Our eBay Store!

Shop Now
KST BLS815
Standard

KST BLS815

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand KST
Product Number (add)
Category Hobby
Performance
Torque
8.4V 277.60 oz-in
7.4V 235.96 oz-in
6.0V 194.32 oz-in
Speed
8.4V 0.07 sec/60°
7.4V 0.08 sec/60°
6.0V 0.09 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 2.47 oz
Dimensions L 1.59 in
W 0.79 in
H 1.50 in
Case Material (add)
Drivetrain
Motor Type Brushless
Motor Drive (add)
Gears Steel
Gear Spline/Teeth 25 T estimate
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation Digital
Direction (add)
Rotational Range 100°
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System PWM
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 6–8.4 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector JR (Universal) estimate
Wire Length (add)
Origin
Country of Origin (add)

Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.

Performance Analysis

Shaft Power 3.99–7.33 W
Torque Density2.7760 oz-in/g
Stronger than 42% of the 831 Digital Standard servos in the database
Torque-to-Volume Ratio103.45 oz-in/in³
Denser torque than 46% of the 842 Digital Standard servos in the database
Power Density3.904 W/in³
More power-dense than 70% of the 1643 Digital Standard servos in the database
Speed-to-Weight0.15873 (1/sec·g)
Faster than 73% of the 820 Digital Standard servos in the database
Speed-Torque Trade-off17.49
Better balanced than 34% of the 825 Digital Standard servos in the database
Torque Gain per Volt17.86%/V
More voltage-responsive (torque) than 68% of the 672 Digital Standard servos in the database
Speed Gain per Volt11.90%/V
More voltage-responsive (speed) than 28% of the 686 Digital Standard servos in the database
Voltage Range Width2.4 V
Wider voltage range than 57% of the 1268 Digital Standard servos in the database

Similar Active Servos

Reviews of KST BLS815

Be the first to review!

Submit a review of KST BLS815