Orange Planetary Gear DC Motor 12V 1081 RPM 5.5 N-cm PG28M395-4.6K

The Orange Planetary Gear DC Motor 12V 1081 RPM 5.5 N-cm PG28M395-4.6K is a compact, high-torque brushed DC motor featuring a precision planetary gearbox designed for applications requiring consistent rotational force and reduced speed. Professional roboticists, automation engineers, and DIY enthusiasts rely on this motor for projects demanding reliable torque delivery with minimal backlash and smooth operation. This motor solves the critical engineering challenge of balancing motor speed reduction with torque multiplication while maintaining compact form factor and energy efficiency in space-constrained applications.

Product Overview

The PG28M395-4.6K planetary gear motor combines a 12V DC motor with a precision 4.6:1 reduction gearbox, delivering an output speed of 1081 RPM and torque of 5.5 N-cm at the shaft. The planetary gear system operates on the principle of multiple planet gears rotating around a central sun gear within a ring gear housing, distributing load evenly across multiple contact points. This design minimizes backlash to typically less than 3 degrees, ensures high efficiency around 85-90 percent, and provides exceptional durability for continuous-duty applications. The compact 28mm diameter housing makes it ideal for mobile robots, automated machinery, and precision positioning systems where space optimization is critical.

The motor features a brushed DC commutation system that enables simple voltage-based speed control through PWM or variable voltage inputs, making integration with microcontroller-based systems straightforward. The sealed planetary gearbox protects internal components from dust and moisture contamination, extending operational lifespan in challenging environments. With a rated power consumption of approximately 12-15 watts under nominal load, this motor delivers excellent torque-to-weight ratio suitable for applications ranging from robotic arms and conveyor systems to camera pan-tilt mechanisms and precision feeders.

Key Specifications

Specification	Details
Product Type	Planetary Gear DC Motor with Integrated Gearbox
Brand	Orange (Generic Industrial Grade)
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp
Operating Voltage	12V DC
No Load Speed	1081 RPM
Output Torque	5.5 N-cm (55 g-cm)
Gear Ratio	4.6:1
Motor Diameter	28mm
Shaft Diameter	3mm (D-shaped or round)
Backlash	Less than 3 degrees typical
Efficiency	85-90 percent
Rated Power	12-15 watts
Operating Temperature Range	-10 to 60 degrees Celsius
Weight	Approximately 120-150 grams

Key Features

• Precision Planetary Gearbox with less than 3 degrees backlash ensuring accurate positioning and repeatable motion control for robotic applications
• High Torque Output of 5.5 N-cm delivering sufficient force for lifting, pushing, and rotational load applications in compact form factor
• Sealed Gearbox Design protecting internal planetary gears from dust, moisture, and contamination for extended operational lifespan in industrial environments
• Simple 12V DC Control enabling direct integration with microcontroller PWM outputs for variable speed and direction control without additional drivers
• Compact 28mm Diameter Housing fitting seamlessly into space-constrained mechanical designs for robotics, drones, and automated systems
• 85-90 Percent Efficiency reducing heat generation and power consumption for battery-powered and energy-conscious applications

Applications and Use Cases

• Robotic Arm Joints where the low backlash and consistent torque enable precise positioning and smooth movement in multi-axis robotic manipulators
• Mobile Robot Drive Systems using dual motors for differential drive locomotion in wheeled robots requiring torque multiplication for ground traction
• Automated Conveyor Feeders driving belt or chain mechanisms for parts sorting, packaging automation, and industrial material handling systems
• Pan-Tilt Camera Mechanisms providing smooth horizontal and vertical rotation for surveillance systems, gimbal stabilization, and automated photography
• Precision Positioning Systems in CNC machines, 3D printers, and laboratory automation equipment requiring accurate speed control and load holding
• Winch and Pulley Systems for lifting applications in model cranes, cable-driven mechanisms, and mechanical advantage systems

How to Use

To operate the Orange Planetary Gear DC Motor, connect the positive and negative motor leads to a 12V DC power source with appropriate current capacity (minimum 2-3 amps recommended). For simple on-off operation, direct connection to a 12V battery or regulated power supply works immediately. For speed control, use PWM signals from a microcontroller or variable voltage regulator, adjusting duty cycle or voltage to modulate motor speed from zero to maximum RPM. Ensure proper mechanical coupling between the 3mm motor shaft and your load mechanism using a flexible coupler or gear coupling to prevent misalignment and premature bearing wear.

For directional control, use an H-bridge motor driver module (L298N or similar) to reverse polarity and achieve forward and reverse rotation. Always include a 100-220 microfarad capacitor across the motor terminals to suppress electrical noise and protect microcontroller inputs. Mount the motor securely using the mounting flange or bracket, ensuring the output shaft rotates freely without binding. In continuous-duty applications, monitor motor temperature to prevent overheating; the sealed gearbox design limits heat dissipation, so avoid stalling the motor under sustained maximum load. For optimal performance and longevity, keep the gearbox clean and avoid exposure to water or corrosive substances.

Frequently Asked Questions

What is the difference between this planetary gear motor and a simple DC motor with external gearbox?

Planetary gear motors integrate the gearbox directly into the motor housing, eliminating external coupling losses and backlash from separate components. The planetary design distributes torque across multiple gear teeth simultaneously, enabling higher efficiency (85-90 percent versus 70-80 percent for spur gears), lower backlash (under 3 degrees versus 5-10 degrees), and more compact packaging. This makes them superior for precision robotics and automation where accuracy and space efficiency are critical.

Can I use PWM speed control with this motor?

Yes, absolutely. The brushed DC motor responds excellently to PWM control from microcontroller GPIO pins. Use a PWM frequency of 1-20 kHz for smooth operation without audible cogging. For currents exceeding 500mA, employ a motor driver IC like L298N or DRV8833 to handle the PWM signals and provide adequate current capacity. The motor speed is directly proportional to the PWM duty cycle, allowing fine-grained speed adjustment from zero to maximum RPM.

What is the maximum continuous load this motor can handle?

The 5.5 N-cm torque rating represents the continuous stall torque at 12V. For continuous operation, limit loads to 60-70 percent of this value (approximately 3.3-3.85 N-cm) to prevent overheating and premature brush wear. Intermittent peak loads up to the full 5.5 N-cm rating are acceptable for short durations. Always monitor motor temperature during operation; if the gearbox housing becomes too hot to touch, reduce load or duty cycle immediately.

Is this motor suitable for outdoor or wet environments?

The sealed planetary gearbox provides good protection against dust and light moisture splash. However, for outdoor use in rain or high-humidity environments, apply additional waterproofing such as silicone sealant around shaft seals and connector areas. The motor housing itself is not fully waterproof, so avoid complete submersion or direct water jets. For truly wet-environment applications, consider potting the motor connections with epoxy resin.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

• Genuine Products: Sourced directly from authorized distributors with authentication
• Expert Team: Our technical team validates every product before listing
• Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
• Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

Buy Orange Planetary Gear DC Motor 12V 1081 RPM 5.5 N-cm PG28M395-4.6K Online in India

Purchase the Orange Planetary Gear DC Motor 12V 1081 RPM 5.5 N-cm PG28M395-4.6K online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Orange Planetary Gear DC Motor 12V 1081 RPM 5.5 N-cm PG28M395-4.6K with fast shipping and expert support.

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