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MG90S Micro Metal Gear Servo Motor (Tower Pro Compatible)

K-TECHNICS
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KSh500.00

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Despite remaining in the "micro" class and weighing only about 14 grams, the MG90S boasts an impressive torque output of up to 2.2 kg-cm at 6 Volts. It features a fast sweep speed and a smooth, precise response, making it the absolute favorite for makers who need to fit a highly durable actuator inside tight 3D-printed enclosures, small camera gimbals, or lightweight drone payload release mechanisms.

Key Features & Functional Advantages

  • Metal Gear Upgrade: Replaces the fragile internal plastic gears of standard micro servos with tough metal alloy, providing excellent resistance against impact shocks and gear stripping.

  • Ultra-Compact Footprint: Maintains the exact same mounting dimensions as the standard SG90, making it a perfect drop-in replacement for your existing micro-servo projects.

  • Impressive Micro Torque: Delivers between 1.8 and 2.2 kg-cm of stall torque, providing surprisingly muscular pulling power for a motor that is barely an inch long.

  • Universal 3-Pin Interface: Utilizes the standard PWM control protocol (Power, Ground, Signal), allowing for seamless plug-and-play compatibility with Arduino, ESP8266, Raspberry Pi, and standard RC flight controllers.

  • Smooth Operation: Features optimized internal electronics and tight gear tolerances to reduce "jittering" when holding a fixed position.

Perfect For

  • Micro RC Aircraft & Helicopters: The go-to upgrade for small RC plane ailerons, elevators, and 450-class helicopter swashplates where plastic gears would snap during aggressive maneuvers.

  • Miniature Robotics: Actuating the intricate shoulder, hip, and knee joints of small bipedal walkers, robotic spiders (hexapods), and desktop robotic arms.

  • Camera Pan/Tilt Mounts: Providing stable, durable 180-degree rotation for lightweight FPV (First Person View) cameras on drones or DIY security systems.

  • STEM & Educational Kits: A fantastic, forgiving servo for classroom environments because it is highly resistant to being physically forced or stripped by students.

Technical Specifications

  • Motor Model: MG90S (Micro Size, 180-Degree Rotation)

  • Operating Voltage: 4.8 Volts to 6.0 Volts DC

  • Stall Torque (4.8V): 1.8 kg-cm (25.0 oz-in)

  • Stall Torque (6.0V): 2.2 kg-cm (30.5 oz-in)

  • Operating Speed (4.8V): 0.10 sec / 60 degrees (No load)

  • Operating Speed (6.0V): 0.08 sec / 60 degrees (No load)

  • Gear Material: Metal (Aluminum/Copper Alloy)

  • Dead Band Width: 5 microseconds

  • Weight: 13.4 grams

  • Dimensions: Approximately 22.8mm x 12.2mm x 28.5mm

Ensure your order is placed by 2PM to guarantee next-day delivery! Our commitment to prompt service includes a 24-hour delivery system through our network of carriers, aimed at ensuring your package arrives right on schedule.

Please note, a delivery fee of €4.99 applies for orders under €50. For those in remote areas, be aware that our couriers may apply an extra surcharge. This additional fee helps cover the costs of transporting your items to harder-to-reach locations.