Orange Planetary Gear DC Motor 12V 100 RPM 294.3 N-cm PGM45775-71.2K

The Orange Planetary Gear DC Motor PGM45775-71.2K is a high-torque, low-speed DC motor engineered for precision robotics, automation systems, and industrial machinery requiring compact power transmission. This 12V motor delivers an impressive 294.3 N-cm of torque at just 100 RPM, making it ideal for applications where mechanical advantage and controlled speed are critical. Professionals in robotics development, conveyor systems, and automated assembly lines rely on this motor to achieve reliable, efficient operation in space-constrained environments.

Product Overview

The PGM45775-71.2K features a precision planetary gearbox integrated with a DC motor, which reduces input speed while multiplying torque output through a series of planet gears orbiting around a central sun gear. This design delivers exceptional torque density with minimal backlash, typically under 5 degrees, ensuring smooth and accurate motion control. The 71.2:1 gear ratio transforms the motor's inherent speed characteristics into a low-RPM, high-torque output suitable for heavy-load applications while maintaining compact dimensions and lightweight construction compared to traditional gear motors.

The motor's 12V DC specification makes it compatible with standard automotive and industrial power supplies, battery packs, and regulated DC sources. The planetary gearbox design provides superior efficiency compared to spur gear alternatives, with typical efficiency ratings of 85-90%, meaning more input power converts to useful mechanical output. This motor excels in applications requiring precise speed control, smooth acceleration profiles, and reliable performance under continuous duty cycles, with sealed bearings protecting internal components from dust and moisture ingress.

Key Specifications

Specification	Details
Product Type	Planetary Gear DC Motor with Integrated Gearbox
Brand	Orange
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
Input Voltage	12V DC
Output Speed	100 RPM
Output Torque	294.3 N-cm
Gear Ratio	71.2:1
Motor Type	Brushed DC Motor with Planetary Gearbox

Key Features

• High Torque Output: Delivers 294.3 N-cm of continuous torque, enabling the motor to drive heavy loads and overcome significant mechanical resistance with precision control
• Low Speed Operation: 100 RPM output speed provides fine-grained speed control and reduced mechanical stress on connected mechanisms, ideal for delicate positioning tasks
• Planetary Gearbox Design: Multi-stage planetary gear arrangement minimizes backlash to under 5 degrees, ensuring accurate positioning and smooth motion without jerking or hesitation
• Compact Form Factor: Integrated gearbox eliminates need for external transmission components, saving space and weight while maintaining structural rigidity and mechanical efficiency
• Sealed Bearing Construction: Protects internal components from environmental contamination, extending service life in dusty, humid, or moderately harsh operating conditions
• Standard 12V DC Compatibility: Works seamlessly with automotive batteries, regulated power supplies, and industrial 12V DC systems without requiring specialized power conditioning

Applications and Use Cases

• Robotic Arm Actuation: Powers robotic manipulators and articulated arms in manufacturing and research environments, where the high torque enables lifting and positioning of components with precise speed control
• Conveyor Belt Drive Systems: Drives conveyor belts and material handling systems in warehouses and assembly lines, where consistent low-speed operation and high torque prevent slippage under load
• Automated Gate and Door Systems: Operates sliding gates, roller doors, and access control mechanisms in industrial facilities, providing controlled motion and fail-safe operation with adequate holding torque
• Laboratory Testing Equipment: Powers mechanical test fixtures, sample feeders, and automated measurement apparatus in research facilities requiring precise, repeatable motion profiles
• Wheelchair and Mobility Device Drives: Propels electric wheelchairs and mobility scooters, where the motor's torque characteristics provide smooth acceleration and reliable performance on inclines

How to Use

To install the Orange Planetary Gear DC Motor PGM45775-71.2K, first identify the motor shaft diameter and select an appropriate coupling or pulley that matches your mechanical load requirements. Mount the motor securely using the provided mounting flange, ensuring proper alignment with the driven mechanism to prevent vibration and premature bearing wear. Connect the positive and negative motor terminals to your 12V DC power source, using appropriately rated wiring and circuit protection such as a 20A fuse or circuit breaker to prevent damage from short circuits or overcurrent conditions.

For optimal performance, apply power gradually using a PWM speed controller or variable voltage supply rather than switching to full 12V instantaneously, which reduces mechanical shock and extends motor lifespan. Monitor motor temperature during initial operation; the motor should run warm but not hot to the touch. If driving a heavy load, verify that the motor is not stalling or drawing excessive current, as sustained stall conditions can damage the commutator and brushes. Perform routine maintenance by checking the motor shaft for smooth rotation and listening for unusual grinding or squealing sounds that indicate bearing wear, which typically signals the need for professional service or replacement.

Frequently Asked Questions

What is the difference between a planetary gearbox and a traditional spur gearbox in this motor?

Planetary gearboxes use multiple planet gears rotating around a central sun gear, distributing load across multiple teeth simultaneously and resulting in higher torque density, lower backlash under 5 degrees, and 85-90% efficiency. Traditional spur gearboxes have single-point contact between teeth, higher backlash of 10-15 degrees, and lower efficiency around 75-80%. For precision applications requiring smooth motion and accurate positioning, the planetary design in the PGM45775-71.2K is significantly superior.

Can this motor be used with a PWM speed controller to adjust speed below 100 RPM?

Yes, the PGM45775-71.2K responds well to PWM speed control and can be operated at variable speeds from approximately 10 RPM to 100 RPM by adjusting the duty cycle of a 12V PWM controller. However, ensure the controller is rated for the motor's current draw, typically 5-10A at full load. Operating below 10 RPM may cause insufficient commutator brush contact and should be avoided for extended periods. Use a PWM frequency of at least 15 kHz to minimize audible noise and ensure smooth operation.

What is the continuous duty rating and maximum torque this motor can handle?

The PGM45775-71.2K is rated for continuous operation at 294.3 N-cm torque with proper cooling and ventilation. Peak torque during brief acceleration phases can reach approximately 350 N-cm without damaging the gearbox, but sustained operation above the rated 294.3 N-cm will cause overheating and premature wear. For applications requiring intermittent high torque, ensure adequate cooling periods between load cycles and monitor motor temperature to prevent thermal damage to the commutator and insulation.

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 100 RPM 294.3 N-cm PGM45775-71.2K Online in India

Purchase the Orange Planetary Gear DC Motor 12V 100 RPM 294.3 N-cm PGM45775-71.2K 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 100 RPM 294.3 N-cm PGM45775-71.2K with fast shipping and expert support.

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