A4040 MT/HS Micro MG HV Servo
In Stock
The Spektrum A4040 MT/HS Micro Metal Gear HV Servo offers exceptional speed and holding power for high-performance RC aircraft and park flyers. Designed with a high-voltage input range up to 8.4V, this micro digital servo delivers up to 96 oz-in of torque to ensure precise, crisp control response. Engineered for ultimate reliability, it is the ideal component upgrade for pilots demanding top-tier performance from their RC plane electronics.
Engineered for parkflyer and 15–25 size RC airplanes, the Spektrum A4040 MT/HS Micro Metal Gear HV Servo pairs a coreless motor with a low-wear, all-metal gear train. Its rigid aluminum center section enhances thermal management during demanding aerobatic flight maneuvers, while bearing-supported drivetrains ensure smooth, binding-free control surface movement. Featuring tight deadband specifications under 1µs and exceptional digital resolution, this high voltage micro servo provides peak power, rapid response times, and standard-setting consistency for serious RC pilot setups.
What battery voltage range can the Spektrum A4040 MT/HS Micro Metal Gear HV Servo accept?
The Spektrum A4040 MT/HS Micro Metal Gear HV Servo is High Voltage (HV) capable and operates safely within a 4.8V to 8.4V range, allowing direct power from 2S LiPo battery setups without requiring a regulator.
What size aircraft is the Spektrum A4040 MT/HS Micro Metal Gear HV Servo best suited for?
The Spektrum A4040 MT/HS Micro Metal Gear HV Servo is ideally sized for parkflyer aircraft, 15 to 25 size RC airplanes, and other specialty air applications needing micro size and high torque.
What gear material does the Spektrum A4040 MT/HS Micro Metal Gear HV Servo use?
The Spektrum A4040 MT/HS Micro Metal Gear HV Servo utilizes a low-wear, tightly meshed all-metal gear train paired with single ball bearing support for high durability and smooth operation.










