S-TEC 0105-4-R4 Autopilot Roll Servo Reviews

( Brand: S-tec ), ( Manufacturer Part Number: 0105-4-R4 ), ( Part Type: Servo ), ( Compatible Make: Avionics )

Review S TEC Autopilot Roll Servo Pn

The 0105-4-R4 Autopilot Roll Servo is a critical component of any autonomous flight control system. This servo, manufactured by Hitec, is specifically designed for roll control in RC (radio control) airplanes and helicopters equipped with autopilot systems.

This servo boasts a robust and compact design, with dimensions of 2.7 inches in length, 1.8 inches in width, and 1.1 inches in height. It weighs approximately 0.14 pounds, making it an ideal choice for both fixed-wing and rotary wing applications.

The 0105-4-R4 Autopilot Roll Servo operates on a standard 4-channel RC system and utilizes a powerful, high-torque, 12-gram, brushless motor. This motor ensures quick and precise response to control inputs, enabling the aircraft to maintain stability during flight.

The servo features a high-resolution, 12-bit encoder that provides accurate position feedback to the autopilot system. This information is essential for the aircraft to make the necessary corrections to maintain its desired flight path.

To ensure reliable operation, the 0105-4-R4 Autopilot Roll Servo is built with a waterproof, aluminum case that protects the internal components from moisture and other environmental hazards. Additionally, it comes equipped with a built-in thermal protection system that automatically shuts down the servo if it overheats, preventing damage and ensuring safe operation.

This servo is also compatible with various autopilot systems, such as the ArduPilot, Pixhawk, and APM flight controllers. It can be easily connected to these systems using standard RC servo connectors or the optional Hitec SBUS or iBUS connectors.

The 0105-4-R4 Autopilot Roll Servo comes with a factory-set travel range of 60 degrees, but it can be adjusted to accommodate specific aircraft requirements. Its adjustable endpoints, center, and travel limits allow for fine-tuning to ensure optimal performance and stability.

Overall, the 0105-4-R4 Autopilot Roll Servo is an essential component for any autonomous flight control system. Its powerful and precise motor, accurate position feedback, and robust design make it an excellent choice for maintaining roll control and ensuring stable, reliable flights.

The 0105-4-R4 autopilot roll servo is a crucial component in the flight control system of an aircraft, responsible for maintaining the desired roll angle during flight. Let's examine the pros and cons of purchasing this servo.

1. Precision: This servo is designed for high-precision applications, providing accurate and consistent roll control.

2. Reliability: With a robust design and proven track record, this servo is known for its durability and dependability.

3. Compatibility: This servo is compatible with various autopilot systems and aircraft types, making it a versatile option.

4. Easy Installation: The 0105-4-R4 autopilot roll servo is relatively easy to install, saving you time and money on labor costs.

1. Cost: Compared to some other servos on the market, the 0105-4-R4 may be more expensive, which could be a deterrent for some buyers.

2. Size: This servo is larger than some other options, which could present installation challenges in tight spaces.

3. Complexity: While this servo is designed for high-performance applications, it may be more complex to set up and calibrate than some other options.

The 0105-4-R4 autopilot roll servo is a high-quality, reliable, and precise option for maintaining roll control in an aircraft. Its compatibility with various systems and ease of installation are additional advantages. However, its cost and size may be drawbacks for some buyers. Ultimately, if precision and reliability are your top priorities, this servo is a solid investment.

If you require a high-performance roll servo for your aircraft's autopilot system and are willing to invest in a more expensive, yet reliable option, the 0105-4-R4 autopilot roll servo is a recommended choice. Its precision, compatibility, and ease of installation make it a worthwhile investment for those seeking accurate and consistent roll control.

Details:

This came out of my 1992 Glassier III Working perfectly.

part #: 01054r4 prices

• $349.95-$500.00

specifications avionicavioni:

• brand: S-tec
• mpn: 0105-4-r4
• part type: Servo
• compatible make: Avionics

seller avionicavioni:

• rating: 100.0%
• # reviews: 101
• city: Tacoma, Washington

returns avionicavioni:

• policy: No Returns

shipping avionicavioni:

• type: Fixed
• carrier: USPS
• class: Standard
• cost: $6.57
• transit: 6-12 Days
• service: USPS Ground Advantage

general avionicavioni:

• Aviation Parts Accessories > Avionics > Other Avionics
• condition: Used

offer avionicavioni:

• quantity: 1
• best offers: True
• availability: In Stock
• started: May 21, 2026
• sold: 0
• options: Ship-to-home

payments avionicavioni:

• wallet: Apple-pay
• credit card: Diners-club
• other

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