DFRobot
High Torque Waterproof Digital Servo with Magnetic Encoder (25KG, 360°, IP54)
· MPN: SER0066
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##Introduction This is an exceptional high-torque, waterproof digital servo with a magnetic encoder, boasting a maximum torque of 25kg. It features a 12-bit ...
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##Introduction This is an exceptional high-torque, waterproof digital servo with a magnetic encoder, boasting a maximum torque of 25kg. It features a 12-bit high-precision magnetic encoder sensor that allows for precise and absolute control of the servo's position within a 360-degree range, ensuring unparalleled accuracy. With its improved linear motion capability, this servo provides unparalleled performance.Internally, it utilizes a gear system made of reinforced steel gears with an optimized center distance of 2.0, ensuring durability and enhanced power transmission. The servo incorporates a dual ball bearing design for smoother operation and features an aluminum housing that enhances its heat dissipation capabilities, resulting in a longer lifespan. Additionally, this servo is equipped with electronic and temperature protections, ensuring a safer user experience. In the event of a servo lock-up, it automatically triggers a protective torque output when the torque exceeds the overload capacity for a continuous period of 4 seconds. Moreover, should the servo's temperature surpass 70 degrees, it ceases torque output, only to resume once the temperature drops below 70 degrees. To enhance its water resistance, the servo's joints are fortified with waterproof gaskets, and the circuit board is coated with a waterproof varnish. Both the motor and the potentiometer are sealed with a specialized adhesive. These measures contribute to the servo's exceptional waterproof capabilities. Moreover, this servo is accompanied by a selection of different-shaped servo horns, enabling its application in a wider range of environments. Interface Definition DiagramDimensional Diagram ##Applications Build robotsDriving part of various automated equipment ##Specification Electrical characteristicsOperating Voltage: 5-8.4VNo-Load Speed: 0.185sec/60°(54RPM)@6V，0.151sec/60°(66RPM)@7.4V Operating Current: 100mA@6V，120mA@7.4VStall Torque: 20.5kg.cm/285.19oz.in@6V，25kg.cm/347.79oz.in@7.4VStall Current: 3A@6V，3.5A@7.4VStatic Current: 6mARated Load: 7kg.cm@6V，8.5kg.cm@7.4VRated Current: 1000mA@6V，1200mA@7.4VKt Constant: 7kg.cm/AControl characteristicsControl Signal: PWMAngle: 360° (at 500→2500µsec)Angle Difference: ≤1°Return Difference: ≤1°Neutral Position: 1500µsecDead Band Width: ≤4µsecRotation Direction: Counterclockwise (from 1500 → 2000µsec)Pulse Width Range: 500→2500µsecSignal High Voltage: 2-5VSignal Low Voltage: 0-0.45VSignal Period: 20msMechanical specificationsCasing Material: PA+AluminumGear Material: SteelBearing Type: Ball BearingOutput Shaft: 25T/5.9mmReduction Ratio: 1/275Gear Backlash: ≤0.5°Arm Backlash: 0°Output Shaft Screw: M3X6Mechanical specificationsMotor Noise: 45±5dBServo No-Load Noise: 65±5dBWaterproof Rating: IP54 (splash-proof)Electronic Protection: 4 seconds lock-upTemperature Protection: >70°CStorage Temperature: -30°C~80°COperating Temperature: -20°C~60°C ##ShippingList Metal Magnetic Encoder Servo-25KG 360° x1Metal Servo Arm x1Servo Horn Accessories Pack x1
Jargon buster
Plain-language definitions for the technical terms used above.
- encoder
- A device attached to a motor or shaft that reports movement, such as rotation steps or position. In a pump system, an encoder can help measure or control how much the motor has turned, which affects how repeatable the watering amount can be.
- IP54
- An ingress protection rating meaning the enclosure has limited dust protection and is protected against water splashes from any direction. This matters because it gives a practical indication of how well the product may handle dusty or damp installations.
- potentiometer
- A variable resistor usually turned with a knob or shaft to create an adjustable electrical signal. It is often used for inputs such as volume, brightness or position, so it helps beginners learn how a microcontroller reads changing values.
- Pulse width range
- The span of control pulse lengths a servo understands, usually measured in microseconds. Matching this range in your code affects how far the servo moves and helps avoid commanding positions outside its intended travel.
- servo
- A servo is a motor with built-in position control, usually told to move to a specific angle by a control signal. It matters when you need repeatable movement, such as steering, arms, flaps, or linkages, rather than continuous spinning.
- Torque
- A twisting force that causes something to rotate, usually measured in newton-metres or kilogram-centimetres. It matters when choosing motors, servos, gears, and tools because higher torque is needed to lift heavier loads, turn larger wheels, or move mechanisms without stalling.
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