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Kpower RC20P Robotic Servo Motor, 21 kg·cm at 7.4 V, Metal Gears for Robots and RC Cars

Kpower RC20P Robotic Servo Motor, 21 kg·cm at 7.4 V, Metal Gears for Robots and RC Cars

Kpower

Prezzo normale $103.00 USD
Prezzo normale Prezzo di vendita $103.00 USD
Vendita Esaurito
Tasse incluse. Spedizione calcolato al momento del pagamento.
Version
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Overview

The Kpower RC20P is a coreless robotic servo motor with metal gears for desktop robot arms, educational robots and RC vehicle mechanisms. Its specified torque is 21 kg·cm at 7.4 V, with a no-load speed of 0.2 s/60° at the same voltage. The 40 × 20 × 37 mm body weighs 65 g, while a 25T, Ø6 mm output spline provides the mechanical connection for servo horns.

Features

  • Coreless motor and metal gear train.
  • Potentiometer position sensing and 180° travel, with customizable travel stated.
  • Aluminum-alloy case and two ball bearings (2BB).
  • Splined output shaft with a central threaded opening; horn gear spline specified as 25T, Ø6 mm.
  • Operating voltage range of 4.8–8.4 V and working frequency of 50–333 Hz.

Specifications

Parameter RC20P specification
Brand / model Kpower RC20P
Product type Robotic servo motor
Stall torque 21 kg·cm at 7.4 V
Rated torque 5.3 kg
No-load speed 0.2 s/60° at 7.4 V
Weight 65 g
Dimensions 40 × 20 × 37 mm
Travel angle range 180° (customizable)
Operating voltage 4.8–8.4 V
Horn gear spline 25T, Ø6 mm
Output shaft detail Splined shaft with central threaded opening
Gear material Metal
Motor Coreless motor
Protocols listed PWM | TTL | RS-485
No-load current 7000 mA
Position sensor Potentiometer
Case material Aluminum alloy
Ball bearings 2BB
Working frequency 50–333 Hz
Operating temperature −10 to 50 °C
IP rating IP42

Applications

  • Desktop robots and desktop robot arms: actuate compact joints using the 40 × 20 × 37 mm servo body and splined mechanical output.
  • Educational and bio-inspired robots: build moving mechanisms with potentiometer position sensing and 180° travel.
  • Service robots and solar-panel cleaning robots: provide servo-driven mechanism movement using a coreless motor and metal gears.
  • 1/8- and 1/10-scale RC cars: actuate steering or other servo-driven mechanisms with a specified no-load speed of 0.2 s/60° at 7.4 V.
  • Fixed-wing drones: actuate control linkages through the 25T, Ø6 mm output spline.
  • Medical-device mechanisms: provide servo actuation with potentiometer position sensing.

Documents

Visual Details

Application Examples

Kpower RC20P servo with desktop, bio-inspired, educational and service robot examples
The RC20P has a splined output shaft with a central threaded opening. The servo is labeled Kpower RC20P ROBOT.
Kpower drive-and-control application montage across robotics and other industries
Kpower application montage covering robotics, automation, RC models, drones, agriculture, and other industries

Specifications and Performance

RC20P specification panel with metal gears, dimensions and application examples
The RC20P torque is specified as 21 kg·cm at 7.4 V. The RC20P speed is specified as 0.2 seconds per 60° at 7.4 V.
General servo angle, speed, voltage and dead-band reference
General servo angle, speed, voltage and dead-band guidance beside assorted motors
CLS88WP speed and current versus torque chart at 7.4 V
CLS88WP servo speed and current chart at 7.4 V with load-duration guidance

Additional Product Details

Servo horn shapes labeled Flat, Cross, Round, Star and Single
Five servo horn shapes labeled Flat, Cross, Round, Star and Single
Generic ODM workflow from needs assessment and design to mass production
ODM service workflow from needs assessment and product design to mass production

Setup and Use

General pulse-width diagram mapping 0.5–2.5 ms pulses to −90° through 90°
Servo pulse-width diagram mapping 0.5–2.5 ms pulses to −90° through 90° shaft positions
Generic exploded servo assembly and component-selection checklist
Exploded servo assembly with labeled internal parts and a general servo-selection checklist

Features and Design

Generic custom-servo development graphic with shaft, gear, housing and connector examples
Custom servo development graphic with shaft, gear, housing and connector examples

Interfaces and Connections

Generic three-wire servo connector with brown ground, red supply and orange signal
Three-wire servo connector with brown ground, red Vcc, and orange signal leads