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Theta Razor-T1
Standard

Theta Razor-T1

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-23
Identity
Brand Theta
Product Number TS-RT1
Category Hobby
Performance
Torque
8.4V 277.70 oz-in
7.4V 263.90 oz-in
6.0V 250.00 oz-in
5.0V 236.10 oz-in Average
Speed
8.4V 0.04 sec/60°
7.4V 0.05 sec/60°
6.0V 0.05 sec/60°
5.0V 0.06 sec/60° Top 10%
Stall Current ≤2.6 AAbove Average
Physical
Weight 2.57 ozBelow Average
Dimensions L 1.57 in
W 0.79 in
H 1.50 in
Case Material Aluminum
Drivetrain
Motor Type Brushless
Gears Metal
Gear Spline/Teeth 25 T
Rotation Mode Positional
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Direction Bidirectional
Rotational Range 90°
Mechanical Limit 180°
Pulse Width 500-2500 µs
Neutral Position 760 µs
Dead Band 4 µs
Refresh Rate 400 Hz
Angle Sensor Magnetic Encoder
Control System PWM
Programmable Yes
Electrical & Environment
Operating Voltage 5–8.4 V
Connectivity
Connector JR (Universal) estimate
Wire Length 320 mm

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.

Class Comparison

TorqueAverage
Stronger than 54% of 1059 Digital Standard servos at 5.0V
SpeedTop 10%
Faster than 93% of 1044 Digital Standard servos at 5.0V
WeightBelow Average
Lighter than 25% of 1879 Digital Standard servos
Stall CurrentAbove Average
Lower draw than 72% of 570 Digital Standard servos

Performance Analysis

Torque Density3.2343 oz-in/g
Stronger than 46% of 1052 Digital Standard servos
Torque-to-Volume Ratio126.91 oz-in/in³
Denser torque than 57% of 1057 Digital Standard servos
Speed-to-Weight0.22095 (1/sec·g)
Faster than 90% of 1037 Digital Standard servos
Speed-Torque Trade-off14.64
Better balanced than 24% of 1033 Digital Standard servos
Current-per-Torque Ratio0.0110 A/oz-in
More efficient than 73% of 331 Digital Standard servos
Torque Gain per Volt5.18%/V
More voltage-responsive (torque) than 3% of 872 Digital Standard servos
Speed Gain per Volt14.01%/V
More voltage-responsive (speed) than 42% of 873 Digital Standard servos
Voltage Range Width3.4 V
Wider voltage range than 70% of 1559 Digital Standard servos
Dead-Band-to-Pulse-Width Ratio0.0020
Finer dead band than 20% of 504 Digital Standard servos

Notes

Also comes in a Black Edition.

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Reviews (6)

Includes 6 reviews aggregated from around the web.

There are very few reviews for this servo on the web. A video reviewer calls it an incredible servo and the fastest he has ever tested, faster than the Reach 300.

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